Lincoln Electric RANGER SVM120-A manuale d’uso

SVM120-A March 1999 Safety Depends on Y ou Lincoln arc welding and cutting equipment is designed and built with safety in mind. However , your overall safety can be increased by pr oper installation . . . and thoughtful operation on your part. DO NOT INST ALL, OPERA TE OR REP AIR THIS EQUIPMENT WITHOUT READ- ING THIS MANUAL AND THE SAFETY PRECAUTIO[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY i i FOR ENGINE powered equipment. 1.a. T urn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated a[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY ii ii ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I standards. 4.b. U[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY iii iii FOR ELECTRICALL Y powered equipment. 8.a. T urn off input power using the disconnect switch at the fuse box before working on the equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufactu[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY iv iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour [...]

MASTER T ABLE OF CONTENTS FOR ALL SECTIONS v v RANGER 10-LX Page Safety .................................................................................................................................................i-iv Installation ...................................................................................................................[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC T ABLE OF CONTENTS - INST ALLA TION SECTION - Section A-1 Section A-1 RANGER 10-LX Installation T echnical Specifications .............................................................................................................A-2 Safety Precautions ............[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC INST ALLA TION A-2 A-2 RANGER 10-LX TECHNICAL SPECIFICA TIONS - RANGER 10-LX INPUT - DIESEL ENGINE Manufacturer Description Speed Displacement Ignition Capacities KUBOT A 3 cyl.,[...]

Read this entire installation section before you start installation. SAFETY PRECAUTIONS Do not attempt to use this equipment until you have thoroughly r ead all the operation and maintenance manuals supplied with your machine. They include important safety precautions; detailed engine starting, operating, and maintenance instructions; and parts lis[...]

ST ACKING RANGER 10-LX machines CANNOT be stacked. TIL TING Place the machine on a secure, level surface whenev- er you use it or store it. Any surfaces you place it on other than the ground must be firm, non-skid, and structurally sound. The diesel engine is designed to run in a level position for best performance. It can operate at an angle, but [...]

MUFFLER RELOCA TION Shut off the machine and allow the muf fler to cool before touching the muf fler . The RANGER 10-LX is shipped with the exhaust directed towar d the rear . It can be changed to the right side by loosening the clamp that holds the exhaust deflector in place and rotating the deflector to the desired dir ection. SP ARK ARRESTER Die[...]

WELDING CABLE CONNECTIONS CABLE SIZE AND LENGTH Be sure to use welding cables that ar e lar ge enough. The correct size and length becomes especially impor- tant when you are welding at a distance fr om the welder . T able A.1 lists recommended cable sizes and lengths for rated current and duty cycle. Length r efers to the distance from the welder [...]

When the RANGER 10-LX is mounted on a truck or a trailer , the machine generator ground stud MUST be secur ely connect- ed to the metal frame of the vehicle. See Figure A.1. The gr ound stud is marked with the ground symbol. If the RANGER 10-LX is connected to premises wiring such as a home or shop, it must be properly connect- ed to the system ear[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC INST ALLA TION A-8 A-8 RANGER 10-LX LOAD 230 V olt 60 Hz. 3-Wire Ser vice 230 V OL T GROUNDED CONDUCT OR 115 V OL T 115 V OL T PO WER COMP ANY METER DOUBLE POLE DOUBLE THRO W S W[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Section B-1 Section B-1 RANGER 10-LX T ABLE OF CONTENTS - OPERA TION SECTION - Operation ............................................................................................................................... Section B Safety Instructions ...................[...]

OPERA TING INSTRUCTIONS Read and understand this entire section befor e oper- ating your RANGER 10-LX. SAFETY INSTRUCTIONS Do not attempt to use this equipment until you have thoroughly r ead all the operation and maintenance manuals supplied with your machine. They include important safety precautions; detailed engine starting, operating, and main[...]

RECOMMENDED APPLICA TIONS WELDER The RANGER 10-LX provides excellent constant cur- rent AC/DC welding output for stick (SMA W) welding and for TIG welding, and it offers constant voltage out- put for DC semiautomatic wire feed welding. For mor e details on using the machine as a welder , see W elding Operation in the Operation section of this manua[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC OPERA TION B-4 B-4 RANGER 10-LX FIGURE B.1 – OUTPUT P ANEL CONTROLS 1. OUTPUT RANGE SELECTOR 2. FINE OUTPUT CONTROL 3. POLARITY SWITCH 4. CONTROL A T WELDER/REMOTE CONTROL SWIT[...]

7. 20 AMP , 115 VOL T DUPLEX RECEPT ACLES: Connection point for supplying 115 volt power to operate one or two electrical devices. 8. 50 AMP , 230/115 VOL T RECEPT ACLE: Connection point for supplying 230 volt power to operate one electrical device. 9. WELD OUTPUT TERMINAL (TO WORK) WITH FLANGE NUT : Provides the connection point for the work cable[...]

DIESEL ENGINE CONTROLS See Figure B.2 for the location of the following fea- tures: 1. GLOW PLUG PUSHBUTTON: Acti- vates glow plugs to preheat engine for starting. 2. IDLER CONTROL SWITCH: Adjusts the running speed of the engine. The switch has two posi- tions, HIGH and AUTO. In HIGH, the engine runs continuously at high idle. In AUTO, the idler co[...]

6. OIL PRESSURE LIGHT : Remains off with proper oil pr essure. If light turns on, the engine protection system will stop the engine. The light will go on when the “Engine” switch is switched to the “ON” position with engine not running. It will go off after one minute if the engine is not started. 7. WA TER TEMPERA TURE LIGHT : Remains off [...]

ST ARTING THE ENGINE NOTE: Remove all loads connected to the AC power receptacles befor e starting the diesel engine. 1. Open the engine compartment door and check that the fuel shutoff valve located above the clear plastic fuel filter housing is in the open position (lever in the vertical position). See Figure B.3. 2. Check for proper level of coo[...]

OPERA TION B-9 B-9 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC T ABLE B.1 TYPICAL RANGER 10-LX FUEL CONSUMPTION KUBOT A DH850-B-88 Low Idle – No Load, 2150 RPM .30 Gallons/hour (1.0 liters/hour) High Idle ?[...]

WELDING OPERA TION GENERAL INFORMA TION • Do not touch electrically live parts or elec- trodes with your skin or wet clothing. • Do not breathe welding fumes or gases. • Use ventilation or exhaust to remove welding fumes from the br eathing area. • Keep flammable material away . • W ear eye, ear , and body protection. The RANGER 10-LX can[...]

T o Use the RANGER 10-LX for AC/DC TIG (Constant Current) Welding: 1. Connect the K930-1 TIG Module to the RANGER 10-LX. Follow the installation instructions provid- ed with the kit. Also be sure to follow the special machine grounding instructions given in the man- ual. 2. Refer to the instruction manual with the TIG mod- ule (IM 528) for operatio[...]

T o Use the RANGER 10-LX for DC Wire Feed Welding (Constant V oltage): 1. Connect one of the following: the LN-25, LN-7 or LN-8 Wire Feeder . Follow the installation instruc- tions in the Accessories section of this manual. 2. Some recommended Innershield electrodes are: NR-211MP , NR-311, NR-203 series, as well as Lincore ® 33 and 55 har dfacing [...]

SUMMAR Y OF WELDING PROCESSES AND MACHINE SETTINGS T able B.3 summarizes the requir ements for various welding processes you can perform with the RANGER 10-LX. OPERA TION B-13 B-13 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Retur[...]

AUXILIAR Y POWER Be sure that any electrical equipment plugged into the generator AC power receptacles can withstand a ±10% voltage and a ±3% frequency variation. GENERAL INFORMA TION The RANGER 10-LX generator is rated at 10,000 con- tinuous watts. It provides both 115 volt and 230 volt power . Y ou can draw up to 87 amps total, but no more than[...]

OPERA TION B-15 B-15 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC T ABLE B.4 - SIMUL T ANEOUS WELDING AND AUXILIARY POWER Output Selector Welding Permissible Power in W atts Permissible Auxiliary Curr ent Setti[...]

T ABLE B.5 TYPICAL GENERA TOR POWER APPLICA TIONS Suggested Power Applications Running W atts *Start-up Watts *Air Compressor - 3/4 HP 1,250 3,100 - 5,000 *Airless Sprayer - 1/3 HP 600 1,500 - 2,400 Chain Saw 1,200 Circular Saw 1,200 Coffee Maker 1,000 *Deep Freezer 500 750 - 2,000 *Electric Motor - 1 HP 1,000 2,500 - 4,000 Electric Range (1 elemen[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC T ABLE OF CONTENTS - ACCESSORIES - Accessories ........................................................................................................................... Section C Options/Accessories..................................................................[...]

OPTIONS/ACCESSORIES The following options/accessories are available for your RANGER 10-LX from your local Lincoln Distributor . T wo-Wheel T railer (K768) – For in-plant or yard tow- ing of the RANGER 10-LX. (Not intended for highway towing as equipped. For highway use of this trailer , consult applicable federal, state, and local laws about poss[...]

TIG WELDING TIG Module (K930-1) - The TIG Module is an acces- sory that provides high fr equency and shielding gas control for AC and DC GT A W (TIG) welding applica- tions. It provides contactor contr ol of constant curr ent welding power sources having an internal contactor . The K930-1 TIG Module is supplied without accessories. Arc Start switch[...]

ELECTRIC SHOCK can kill. • Do not operate with panels open. • Disconnect NEGA TIVE (-) BA TTER Y LEAD before servicing. • Do not touch electrically live parts. MOVING P ARTS can injure. • Keep guards in place. • Keep away from moving parts. • Only qualified personnel should install, use or service this equipment. CONNECTION OF THE RANGE[...]

7. Place the WIRE FEEDER switch in the “WITH CON- TROL CABLE” position. 8. Adjust wire feed speed at the wir e feeder and set the welding voltage with the output “CONTROL” to a CV (constant voltage) position at the welder . NOTE: If optional remote contr ol is used, place the output control switch in the “CON- TROL REMOTE” position. CON[...]

ACCESSORIES C-6 C-6 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC CONNECTION OF THE LN-7 TO THE RANGER 10-LX USING K584 INPUT CABLE ASSEMBL Y (SEE FIGURE C.3.) NOTE: If your LN-7 comes equipped with a K291 or K4[...]

ACCESSORIES C-7 C-7 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC CONNECTION OF THE LN-7 TO THE RANGER 10-LX USING K867 UNIVERSAL ADAPTER (SEE FIGURE C.4.) 1. Shut the welder off. 2. Connect the electrode cable [...]

ACCESSORIES C-8 C-8 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC CONNECTION OF THE LN-8 TO THE RANGER 10-LX (SEE FIGURE C.5.) 1. Shut the welder off. 2. Connect the electrode cable from the LN-8 to the “ELECT[...]

ACCESSORIES C-9 C-9 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC CONNECTION OF THE K488 SG CON- TROL MODULE AND K487 MAGNUM SPOOL GUN TO THE RANGER 10-LX (SEE FIGURE C6.) 1. Shut the welder off. 2. Connect the [...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Section D-1 Section D-1 RANGER 10-LX T ABLE OF CONTENTS -MAINTENANCE- Maintenance ......................................................................................................................... Section D Safety Precautions..................................[...]

SAFETY PRECAUTIONS • Have qualified personnel do all maintenance and troubleshooting work. • T urn the engine off before working inside the machine. • Remove covers or guards only when necessary to perform maintenance and replace them when the maintenance requiring their r emoval is complete. • If covers or guards ar e missing from the mach[...]

CHANGE THE OIL FIL TER Change the oil filter the first time after 50 hours of operation. Then, under normal operating conditions, change the oil filter after every 200 hours of operation. If the engine is operated under heavy load or in high ambient temperatures, change the oil filter mor e fre- quently . See T able D.1 for recommended mainte- nanc[...]

4. Carefully place the element back into the fuel pot. Be careful not to allow any dirt to stick to the ele- ment. 5. Reassemble the filter pot and tighten the ring scr ew at the top. 6. Open the fuel cock and loosen the two air vent plugs a few turns. When bubbles no longer appear around the plugs, scr ew them back in. 7. Bleed the fuel injection [...]

AIR CLEANER: The Kubota diesel engine is equipped with a dry type air filter . Never apply oil to it. Service the air cleaner as follows: 1. Remove the dust cup from the bottom of the air cleaner housing. Clean out any accumulated dust. 2. If dust is sticking to the element, blow compressed air through the element fr om the inside out. T urn the el[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC MAINTENANCE D-6 D-6 RANGER 10-LX FIGURE D.4 – COOLING SYSTEM CHECKING/ADDING/DRAINING RADIA TOR COOL- ANT : Check the level of coolant in the reserve tank. The level is suffici[...]

MAINTENANCE D-7 D-7 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC T ABLE D.1 KUBOT A ENGINE MAINTENANCE SCHEDULE FREQUENCY MAINTENANCE REQUIRED Daily or Before Starting Engine • Fill fuel tank. • Check oil l[...]

CAUTION BA TTER Y MAINTENANCE GASES FROM BA TTER Y can explode. • Keep sparks, flame, and cigarettes away from battery . T o prevent EXPLOSION when: • INST ALLING A NEW BA TTERY - Disconnect the negative cable from the old battery first and connect to the new battery last. • CONNECTING A BA TTER Y CHARGER - Remove the battery from the welder [...]

T o reinstall the brushes, pr ess them upward and slide a cable tie or wooden stick through the brush holder tabs. See Figure D.5. Install the brush holder into position and secure with the scr ews previously removed. Remove the cable tie or wooden stick and the brushes will seat onto the slip rings. RECEPT ACLES: Keep the electrical receptacles in[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC MAINTENANCE D-10 D-10 RANGER 10-LX FIGURE D.6 - MAJOR COMPONENT LOCA TIONS 8 4 7 11 6 1 15 3 13 5 12 14 10 16 17 19 20 11. P .C. BOARD COVER 12. CAP ACITOR BANK 13. RADIA TOR ASS[...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Section E-1 Section E-1 Theory of Operation ............................................................................................................. Section E Battery , Starter , Engine, Glow Plugs, Engine Protection, Rotor , Stator , and Idler Solenoid .......[...]

BA TTER Y , ST ARTER, ENGINE, GLOW PLUGS, ENGINE PROTECTION, ROTOR, ST A TOR AND IDLER SOLENOID The 12VDC battery powers the starter motor and glow plugs. The glow plugs are used to pr eheat the diesel engine to enhance starting., When the engine is started and running, the battery circuit voltage is fed through the printed cir cuit board to the r [...]

ROTOR FIELD FEEDBACK, AUXILIAR Y , AND WIRE FEEDER POWER The AC voltage developed in the field winding is fed to the full wave field bridge. The DC output of the field bridge is filtered by the field capacitor and contr olled by the printed circuit boar d according to the output or remote contr ol setting. This filtered and controlled voltage is fe[...]

WELD WINDING, REACTOR, AND RANGE SWITCH The stator weld winding is connected to the reactor and range switch. The inductance in the reactor of fers an impedance to current flow . The reactor coil is tapped at various points. As the range switch is ro- tated, differ ent amounts of reactor coil ar e brought into the current path. As mor e tur ns of r[...]

OUTPUT BRIDGE, CHOKE, POLARITY SWITCH, CV CONT ACTOR AND OUTPUT TERMINALS The AC voltage developed in the stator weld winding is delivered, thr ough the reactor and range switch, to the output bridge and polarity switch. Depending upon the setting of the polarity switch, either AC volt- age or DC voltage is delivered to the output terminals. If AC [...]

Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Section F-1 Section F-1 RANGER 10-LX T roubleshooting & Repair Section ................................................................................. Section F How to Use T roubleshooting Guide .................................................................[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC HOW TO USE TROUBLESHOOTING GUIDE Service and repair should be performed by only Lincoln Electric Factory T rained Personnel. Unauthorized repairs performed on this equipment may [...]

ELECTRIC SHOCK can kill. Have an electrician install and service this equipment. T urn the machine OFF before working on equipment. Do not touch electrically hot parts. Sometimes machine failures appear to be due to PC board failur es. These problems can sometimes be traced to poor electrical connections. T o avoid prob- lems when troubleshooting a[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-4 F-4 RANGER 10-LX Observe Safety Guidelines TROUBLESHOOTING GUIDE detailed in the beginning of this manual. CAUTION If for any reason you do not [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-5 F-5 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. CAUTION If for any reason you do not [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-6 F-6 RANGER 10-LX Observe Safety Guidelines TROUBLESHOOTING GUIDE detailed in the beginning of this manual. CAUTION If for any reason you do not [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-7 F-7 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. CAUTION If for any reason you do not [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-8 F-8 RANGER 10-LX Observe Safety Guidelines TROUBLESHOOTING GUIDE detailed in the beginning of this manual. CAUTION If for any reason you do not [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-9 F-9 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. CAUTION If for any reason you do not [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-10 F-10 RANGER 10-LX Observe Safety Guidelines TROUBLESHOOTING GUIDE detailed in the beginning of this manual. CAUTION If for any reason you do no[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-11 F-11 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. CAUTION If for any reason you do no[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC F-12 F-12 RANGER 10-LX TROUBLESHOOTING & REP AIR TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. CAUTION If for any reason you do no[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-13 F-13 RANGER 10-LX Observe Safety Guidelines TROUBLESHOOTING GUIDE detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-14 F-14 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-15 F-15 RANGER 10-LX TROUBLESHOO TING GUIDE Obser v e Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPT OMS) POSSIBLE AR[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-16 F-16 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-17 F-17 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-18 F-18 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-19 F-19 RANGER 10-LX TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

TROUBLESHOOTING & REP AIR F-20 F-20 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-21 F-21 RANGER 10-LX ROTOR VOL T AGE TEST Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC F-22 F-22 RANGER 10-LX ROTOR VOL T AGE TEST (continued) FIGURE F .1 - LOCA TION OF LEAD 200A AND 219 FOR ROTOR VOL T AGE TEST TROUBLESHOOTING & REP AIR TEST PROCEDURE 1. With[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ROTOR RESIST ANCE TEST Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may r esult in [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-24 F-24 RANGER 10-LX ROTOR RESIST ANCE TEST (continued) FIGURE F .2 – LEADS 200A AND 219 REMOVED TEST PROCEDURE 1. With the 5/16” and 3/8” n[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-25 F-25 RANGER 10-LX W ARNING AUXILIAR Y AND FIELD WINDING TEST Service and repair should be performed by only Lincoln Electric factory trained pe[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TEST PROCEDURE T o test the 1 15 V AC winding: 1. With the 5/16” and 3/8” nut drivers, r emove the sheet metal screws fr om the left case side. 2. Carefully r emove the left [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-27 F-27 RANGER 10-LX AUXILIAR Y AND FIELD WINDING TEST (continued) FIGURE F .4 – LOCA TION OF LEADS #7 AND #9 A T FIELD BRIDGE RECTIFIER T o tes[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-28 F-28 RANGER 10-LX AUXILIAR Y AND FIELD WINDING TEST (continued) Z W Y X K B I H N L C D M G E F J A FIGURE F .4A – 14 PIN AMPHENOL PIN ASSIGN[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-29 F-29 RANGER 10-LX W ARNING OUTPUT RECTIFIER BRIDGE TEST Service and repair should be performed by only Lincoln Electric factory trained personn[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-30 F-30 RANGER 10-LX OUTPUT RECTIFIER BRIDGE TEST (continued) FIGURE F .5 – LOCA TION OF OUTPUT RECTIFIER DIODE LEADS TEST PROCEDURE 1. Using th[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-31 F-31 RANGER 10-LX W ARNING CHARGING CIRCUIT TEST Service and repair should be performed by only Lincoln Electric factory trained personnel. Una[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-32 F-32 RANGER 10-LX CHARGING CIRCUIT TEST (continued) FIGURE F .6 – LOCA TION OF VOL T AGE REGULA TOR TEST PROCEDURE 1. With the 5/16” and 3/[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-33 F-33 RANGER 10-LX W ARNING PROTECTION RELA Y (CR1) TEST Service and repair should be performed by only Lincoln Electric factory trained personn[...]

TROUBLESHOOTING & REP AIR F-34 F-34 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PROTECTION RELA Y (CR1) TEST (continued) FIGURE F .7 – CR1 LEAD CONNECTIONS TEST PROCEDURE 1. Using the 5/16” and 3/8” [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-35 F-35 RANGER 10-LX W ARNING ENGINE THROTTLE ADJUSTMENT TEST Service and repair should be performed by only Lincoln Electric factory trained pers[...]

TROUBLESHOOTING & REP AIR F-36 F-36 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ENGINE THROTTLE ADJUSTMENT TEST (continued) FIGURE F .8 – MARK LOCA TION, STROBE/T ACH METHOD TEST PROCEDURE This test can [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-37 F-37 RANGER 10-LX ENGINE THROTTLE ADJUSTMENT TEST (continued) Adjust HIGH IDLE: First make sure ther e is NOT a load on the machine. Use the 10[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-38 F-38 RANGER 10-LX ENGINE THROTTLE ADJUSTMENT TEST (continued) Oscilloscope Method: 1. Connect the oscilloscope to the 115 VAC receptacle, accor[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-39 F-39 RANGER 10-LX This is the typical auxiliary output voltage generated from a pr operly operating machine. Note that each vertical division r[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-40 F-40 RANGER 10-LX This is the typical CV output voltage generated from a pr operly operating machine. Note that each vertical division repr ese[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-41 F-41 RANGER 10-LX This is the typical DC output voltage generated from a pr operly operating machine. Note that each vertical division repr ese[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-42 F-42 RANGER 10-LX This is the typical AC output voltage generated from a pr operly operating machine. Note that each vertical division repr ese[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-43 F-43 RANGER 10-LX This is NOT the typical DC (+) output voltage waveform. One output diode is not functioning. Note the “gap” in the wavefo[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-44 F-44 RANGER 10-LX This is NOT the typical CV output voltage waveform. The capacitor bank is not functioning. Note the “ripple” in the wavef[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-45 F-45 RANGER 10-LX This is the typical CV output voltage generated from a pr operly operating machine. Note that each vertical division repr ese[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-46 F-46 RANGER 10-LX SCOPE SETTINGS V olts/Div .....................50V/Div . Horizontal Sweep.....5 ms/Div . Coupling ...........................[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-47 F-47 RANGER 10-LX CH1 0 volts 5 ms 50 volts SCOPE SETTINGS V olts/Div .....................50V/Div . Horizontal Sweep.....5 ms/Div . Coupling .[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-48 F-48 RANGER 10-LX BRUSH REMOV AL AND REPLACEMENT W ARNING Service and repair should be performed by only Lincoln Electric factory trained perso[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-49 F-49 RANGER 10-LX BRUSH REMOV AL AND REPLACEMENT (continued) PROCEDURE 1. Perform this procedure with the engine OFF . 2. With the 5/16” and [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-50 F-50 RANGER 10-LX NOTE: A slight amount of darkening and wear of the slip rings and brushes is normal. Brushes should be inspected when a gener[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-51 F-51 RANGER 10-LX W ARNING FIELD CAP ACITOR AND/OR RECTIFIER BRIDGE REMOV AL AND REPLACEMENT Service and repair should be performed by only Lin[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-52 F-52 RANGER 10-LX FIELD CAP ACITOR AND/OR RECTIFIER BRIDGE REMOV AL AND REPLACEMENT (continued) FIGURE F .12 RECTIFIER BRIDGE LOCA TION AND DIS[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-53 F-53 RANGER 10-LX FIELD CAP ACITOR AND/OR RECTIFIER BRIDGE REMOV AL AND REPLACEMENT (continued) PROCEDURE - RECTIFIER BRIDGE REMOV AL AND REPLA[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-54 F-54 RANGER 10-LX W ARNING CONTROL BOARD REMOV AL AND REPLACEMENT Service and repair should be performed by only Lincoln Electric factory train[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-55 F-55 RANGER 10-LX CONTROL BOARD REMOV AL AND REPLACEMENT (continued) FIGURE F .13 - CONTROL BOARD LOCA TION PROCEDURE Before starting the follo[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-56 F-56 RANGER 10-LX 16. Connect curr ent sensing leads #254 and #254A. See the Wiring Diagram for the proper connections. 17. Connect the two mol[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-57 F-57 RANGER 10-LX W ARNING OUTPUT RECTIFIER BRIDGE REMOV AL AND REPLACEMENT Service and repair should be performed by only Lincoln Electric fac[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-58 F-58 RANGER 10-LX OUTPUT RECTIFIER BRIDGE REMOV AL AND REPLACEMENT (continued) FIGURE F .14 - OUTPUT RECTIFIER CONNECTIONS PROCEDURE 1. Perform[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-59 F-59 RANGER 10-LX OUTPUT RECTIFIER BRIDGE REMOV AL AND REPLACEMENT (continued) 9. Clear the leads and carefully r emove the heat sink assembly [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-60 F-60 RANGER 10-LX W ARNING OUTPUT CAP ACITOR BANK REMOV AL AND REPLACEMENT Service and repair should be performed by only Lincoln Electric fact[...]

TROUBLESHOOTING & REP AIR F-61 F-61 RANGER 10-LX Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC OUTPUT CAP ACITOR BANK EMOV AL AND REPLACEMENT (continued) FIGURE F .15 - OUTPUT CAP ACITOR BANK/PRINTED CIRCUIT BOARD LOCA T[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-62 F-62 RANGER 10-LX W ARNING OUTPUT CONT ACTOR REMOV AL AND REPLACEMENT Service and repair should be performed by only Lincoln Electric factory t[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-63 F-63 RANGER 10-LX OUTPUT CAP ACITOR REMOV AL AND REPLACEMENT (continued) FIGURE F .16 – OUTPUT CONT ACTOR LOCA TION PROCEDURE 1. Perform this[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIRs F-64 F-64 RANGER 10-LX OUTPUT CAP ACITOR REMOV AL AND REPLACEMENT (continued) FIGURE F .17 – CONT ACTOR COIL LEAD PLACEMENT 224C 224F 2C 2D 14B 2[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-65 F-65 RANGER 10-LX W ARNING ST A TOR AND/OR ROTOR REMOV AL AND REPLACEMENT Service and repair should be performed by only Lincoln Electric facto[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-66 F-66 RANGER 10-LX ST A TOR AND/OR REMOV AL AND REPLACEMENT (continued) FIGURE F .18 – COMPONENT LOCA TIONS, ST A TOR/ROT OR REMOV AL 7  9 [...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-67 F-67 RANGER 10-LX ST A TOR AND/OR ROTOR REMOV AL AND REPLACEMENT (continued) PROCEDURE (Stator Removal) 1. Perform this procedur e with the eng[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-68 F-68 RANGER 10-LX 23. Using the 5/16” wrench, remove the thr ee sheet metal screws holding the fr ont vertical baffle to the base of the mach[...]

REASSEMBL Y NOTES 1. Be sure to remove the r otor bearing from the stator frame before r einstalling the rotor/stator Also r emove the tolerance ring. 2. Install the rotor to the flex plate and install the flex plate to the engine. 3. Carefully install the stator . Tighten the eight bolts finger -tight only . 4. Install a new tolerance ring and pre[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-70 F-70 RANGER 10-LX RETEST AFTER REP AIR Retest a machine: • If it is rejected under test for any r eason that requir es you to remove any mech[...]

T ABLE OF CONTENTS - ELECTRICAL DIAGRAMS SECTION - RANGER 10LX Electrical Diagram Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section G Wiring Diagram Ranger 10 LX Code 9816 . . . . . . . . . . . . . . . . . . . . . . . G-2 Wiring Diagram Ranger 10 LX CSA Code 9821 . . . . . . . . . . . . . . . . . . . G-3 Control PC B[...]

NOTES RANGER 10LX Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ELECTRICAL DIAGRAMS G-2 RANGER 10LX Wiring Diagram Ranger 10LX Code 9816 WORK GND R5 C6 C7 C8 C9 S2 S2 IDLER SWITCH BOARD D2 R R S6 S4 S3 SELECTOR SWITCH R1 R2 R3 R4 R5 R6 R7 C1 [...]

G-3 ELECTRICAL DIAGRAMS RANGER 10LX Wiring Diagram Ranger 10LX CSA Code 9821 WORK GND R5 C6 C7 C8 C9 S2 S2 IDLER SWITCH BOARD D2 R R S6 S4 S3 SELECTOR SWITCH R1 R2 R3 R4 R5 R6 R7 C1 C2 C3 C4 S1 S2 REACTOR E 240 25W STATOR C1 ROTOR FIELD 800 MFD CAPACITOR (+) (-) FIELD RECTIFIER 219 200 201 (-) (+) 243 242 240 COMMON GROUND SCREW 243 HIGH AUTO "[...]

G-4 ELECTRICAL DIAGRAMS RANGER 10LX Control PC Board (G2318) Schematic G-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Retur n to Master TOC Retur n to Master TOC Retur n to Master TOC NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level trouble[...]

Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Retur n to Master TOC Retur n to Master TOC Retur n to Master TOC G-5 ELECTRICAL DIAGRAMS RANGER 10LX Control PC Board (G2318) Layout G-5 NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troublesho[...]

DIAGRAMS G-6 G-6 RANGER 10LX NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is provided for reference only . Lincoln Electric di[...]

DIAGRAMS G-7 G-7 RANGER 10LX DIMENSION PRINT 18.00 17.50 12.02 5.25 3.94 18.00 18.50 24.03 24.75 N.A. N.B.  13.85 20.25 N.A. 60.18 N.B. CENTER OF GRAVITY 33.81 13.00 11.00 COOLANT CAP 5.25 31.03 34.62 46.00 60.50 31.57 M16706 3-24-95E Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Ret[...]

SVM ERR OR REPORTING FORM W e need to know if there are errors in our manuals. W e also v alue any suggestions as to additional tests or procedures that would mak e this SVM a better tool f or you. If you disco ver ne w or diff erent “Problems or Symptoms” that are not co vered in the three col- umn troubleshooting chart, please share this info[...]