Graco 332089B manuale d’uso

Cycle Detection and Luer Lock Outlet Sho wn 332089B EN Operation - Maintenance Dispensit 1092 P atented meter and dispense system for precise one-component micr o-dispensing. Not f or use in explosive atmospheres. 2000 psi (14 MP a, 138 bar) Maximum Outlet Fluid W orking Pressure Metal Slee ves: 1200 psi (8 MP a, 83 bar) Maxim um Material Inlet Pre[...]

2 332089B Contents W arnings ................................. 3 Isocy anate Conditions ...................... 5 Material Self-ignition ....................... 5 Moisture Sensitivity of Isocy anates ............ 5 Changing Materials ......................... 5 Grounding ................................ 6 Overview .................................. [...]

Warnings 332089B 3 W arnings The f ollowing w ar nings are f or the setup , use, grounding, maintenance , and repair of this equipment. The e xclama- tion point symbol aler ts you to a general w arning and the hazard symbol refers to procedure-specific risk. Refer bac k to these warnings. Additional, product-specific warnings ma y be found througho[...]

Warnings 4 332089B ELECTRIC SHOCK HAZARD This equipment must be grounded. Improper g rounding, setup , or usage of the system can cause elec- tric shock. • T ur n off and disconnect pow er cord before servicing equipment. • Use only grounded electrical outlets. • Use only 3-wire e xtension cords. • Ensure ground prongs are intact on po wer [...]

Isocyanate Conditions 332089B 5 Isocy anate Conditions Material Self-ignition Moisture Sensitivity of Isocy anates ISO will react with moisture (such as humidity) to f or m small, hard, abrasiv e cr ystals, which become sus- pended in the fluid. Eventually a film will f or m on the sur- f ace and the ISO will begin to gel, increasing in viscosity .[...]

Grounding 6 332089B Gr ounding This product must be grounded. In the e vent of an elec- trical shor t circuit, grounding reduces the risk of electr ic shock b y providing an escape wire f or the electr ic cur- rent. Metering valve: attach g round wire from grounding lug to true ear th ground. See Component Identification star ting on page 8. Fluid [...]

Optional Cycle Detection Sensors 332089B 7 Optional Cyc le Detection Sensor s The sensors are magnetic reed s witches and must be connected to an electrical control package. The sensors wires are #24 awg and ha v e 9 f oot (2.7 meters) flying leads. An LED on the sensor illuminates to indicate a change in state. Suggested Sequence of Operation (See[...]

Component Identification 8 332089B Component Identification T ypical System Configurations F IG .1 R GREEN GREEN YELLOW YELLOW 0 TIMER DISPENSE Liquid Control R PRESSURE SYSTEM REG-1 REG-2 AUXILIARY PRESSURE G-1 G-2 OFF ON PB-1 SW-1/PL-1 TR-1 HAND OFF SW-2 POWER AUTO START V alv e Controls T op View of Controls System shown with optional 4104A cont[...]

Component Identification 332089B 9 T ypical Feed System Components F IG .2 DO NOT SERVICE WITHOUT REMOVING AIR PRESSURE AND WEARING SAFETY GLASSES. WARNING F 200 psi 0 20 oz Car tridge Feed with Mounting P ost 5 Gallon P ail Cov er with Diaphragm Pump 1 Gallon Ram and Pump 5 Gallon P ail Cov er with Diaphragm Pump and Agitator 5 Gallon Ram and 11:1[...]

Component Identification 10 332089B T ypical Feed System Components (continued) F IG .3 R 0 12 8 4 psi 30 22 19 15 26 R 0 12 8 4 psi 30 22 19 15 26 5 Gallon T ank with Diaphragm Pump and Stand 5 Gallon T ank with 5:1 Pump and Stand 10 Gallon T ank with Diaphragm Pump , Agitator , V acuum, and Stand 10 Gallon T ank with 5:1 Pump , Agitator , V acuum[...]

Component Identification 332089B 11 Metering V alve F IG .4 GREEN GREEN YELLOW YELLOW 04 3 2 18 72 1 0 9 6 5 9 8 7 35 6 4 Key: A Material Inlet C Grounding Lug D Spool E Metering Rod F Oil Cup Retaining Block G Extend Air Inlet H Retract Air Inlet J Dispense Air Inlet K Reload Air Inlet L Extend Air Flow Adjustment Knob M Retract Air Flo w Adjustme[...]

Setup 12 332089B Setup NO TE: See T ypical Installation diagram. 2. 3. P erform Setup procedure for f eed system compo- nents. See f eed system manual(s). 4. Place an in-line air pressure regulator , air-water separator/filter , and shut-off/bleed v alv e between the air supply and the control solenoids. 5. Connect each 1/4 in. outside diameter sup[...]

Setup 332089B 13 V alve Mounting Diagram As desired, use the f ollowing diagr am to mount the metering valv e. F IG .6 GREEN GREEN GREEN MODEL 1092-10A YELLOW YELLOW GREEN GREEN YELLOW YELLOW 2 = 1" METERING STROKE 4 = 2" METERING STROKE 6 = 3" METERING STROKE 1 4 NPT FEMALE MA TERIAL INLET SHOT SIZE ADJUSTMENT WITH LOCK RETRACT/CLOS[...]

Startup 14 332089B Star tup 1. Lubricate the meter ing rod por t in the oil cup retain- ing bloc k and fill the spool v alve ports with compati- ble lubricant such as mesamoll or silicone oil. 2. Pressurize the f eed systems connected to the metering valv e to prime the system. See T echnical Data on page 23 f or maximum inlet f eed pressure. 3. Di[...]

Adjusting the Shot Size 332089B 15 Adjusting the Shot Size 1. Rotate the shot size loc king ring counterclockwise to loosen. 2. Rotate the shot size adjuster to adjust shot siz e. 3. Rotate the shot size loc king ring clockwise to tighten. 4. Dispense into waste container to test shot siz e. 5. Repeat until desired shot size is achie ved.[...]

Operation 16 332089B Operation The operation of the 1092 metering valv e is controlled by an e xter nal source. If a 4104A Control Bo x was pur- chased, see the 4104A Control Bo x manual f or opera- tion instructions. Sequence of Operation Step 1: Reload • Spool shifts to the right • Material feed inlet is opened • Material is transf erred in[...]

Pressure Relief Procedure 332089B 17 Pressure Relief Pr ocedure 1. Retract the metering rods. See the 4104A Control Bo x manual. 2. Close the fluid shut-off v alve . 3. Remov e needle. 4. Dispense 5 shots. Shots should be at least 75% of the full stroke . 5. Extend the metering rod into the tubes. If Graco controls are provided with the system, see[...]

Troubleshooting 18 332089B T r oubleshooting Schematics For standard mac hines, the schematics will be included in the 4104A P ar ts manual. For custom machines, the schematics will be included in the assembly dr awings man ual. P erform Pressure Relief Procedure bef ore perf or m- ing any troub leshooting procedure. Prob lem Cause Solution Meterin[...]

Rebuild 332089B 19 Reb uild Disassembl y Ref er to F IG . 8 for part references in the f ollowing proce- dure. 1. For models with cyc le detection sensors, discon- nect the electrical power from the cycle detection sensors. Note the position of the sensors , then remov e them b y loosening the set screws and slid- ing them out carefully . 2. T ur n[...]

Rebuild 20 332089B 8. Remov e the Scre ws, that hold the Needle Bloc k Assembly to the Inlet Bloc k. The Needle Block Assembly ma y look different than the illustration as it ma y hav e multiple needles . If the needle is a remov ab le #10-32 or Luer Lock type consider removing it to protect it. 9. Remov e and inspect the gask et. If it is in good [...]

Rebuild 332089B 21 Build the Div orced Section and Mount to the Main Body 5. Place lubricated U-cup Seal (8) lip side up into the Div orced Section (10). Place the Washer (7) o ver it, and reinstall the Retaining Ring (6). 6. Lubricate and inser t the Meter ing Rod (11) into the Div orced Section (10) from the bottom and push up carefully through t[...]

Electrical Requirements (Cycle Detection Option) 22 332089B Electrical Requirements (Cyc le Detection Option) F IG .9 MODEL 1092-10A GREEN YELL OW WHITE (SIGNAL) BROWN (+24DC) WHITE (SIGNAL) BROWN (+24DC) WHITE (SIGNAL) BROWN (+24DC) LABEL PX -CSV 9' CABLE LABEL PX -OSV 9' CABLE WHITE (SIGNAL) BROWN (+24DC) LABEL PX -EXT 9' CABLE LAB[...]

Technical Data 332089B 23 T echnical Data NO TE: See f eed system manuals f or dimensions, w eights, and wetted parts lists for those components . Dimensions, weights , and wetted par ts f or components not cov ered in component f eed system manuals and f or combined assem- blies are listed belo w . Maximum Ambient T emperature ....................[...]

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/patents. Original instructions. This manual contains English. MM 332089 Graco Headquarters: Minneapolis In[...]