Generac Power Systems 43733 manual

POWER SYSTEMS, INC. ® ® Owner’ s Man ual Liquid-cooled, Prepac kaged Standb y Generator s Models: 0043733, 0043734 & 0043735 (40 kW/Single-phase w/ 200 Amp T ransfer Switch) 0046262, 0046263 & 0046264 (40 kW/Single-phase w/ 200 Amp T ransfer Switch Calif ornia Emissions) ONL Y QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD A TTEMPT INST A[...]

Generac ® Pow er Systems, Inc. I NTRODUCTION Thank you for purchasing the Guardian product line by Generac P ower Systems. This model is a compact, high performance, liquid- cooled, engine - driven gen- erator designed to automatically supply electrical power to operate critical loads during a utility power failure. This unit is factory installed [...]

T able of Contents Guardian Liquid-cooled 40 kW Generator Generac ® Pow er Systems, Inc. 1 Introduction ......................Inside Front Cover Read This Manual Thoroughly ......................IFC Contents ........................................................IFC Operation and Maintenance ............................IFC How to Obtain Service .[...]

2 Generac ® Pow er Systems, Inc. Study these SAFETY RULES carefully before installing, operating or servicing this equipment. Become familiar with this Owner’s Manual and with the unit. The gen- erator can operate safely , efficiently and reliably only if it is properly installed, operated and maintained. Many accidents are caused by failing to [...]

Generac ® Pow er Systems, Inc. 3 • Inspect the generator regularly , and promptly repair or replace all worn, damaged or defective parts using only factory-approved parts. • Before performing any maintenance on the generator , disconnect its battery cables to prevent accidental start -up. Disconnect the cable from the battery post indicated by[...]

4 Generac ® Pow er Systems, Inc. 1.1 U N P ACKING/I NSP ECTION After unpacking, carefully inspect the contents for dam- age. • This standby generator set has been factory installed in an all-weather , metal enclosure that is intended exclusively for outdoor installation. If this generator is used to power electrical load circuits normally power [...]

1.6 MAI N CI RCU IT B R EAKER The generator’s main circuit breaker is included with the unit as shipped from the factory . The breaker for each unit is described as follows: 1.7 ENGI N E P RO TECTIVE DEVICE S The engine has several safety switches that cause it to automatically shut down under the following condi- tions: low oil pressure, high co[...]

6 Generac ® Pow er Systems, Inc. 1.8.2 GEN ERA T OR AN D L O AD COMP A T IBILI TY The generator must be fully compatible with the rated voltage, number of phases and frequency of the con- nected electrical loads. The generator , connected elec- trical devices, or both, can be damaged if voltage, num- ber of phases and frequency are not compatible.[...]

1.1 0 ENGI N E OI L REC OMM EN D A TIONS The unit has been filled with 15W -40 engine oil at the factory . Use a high- quality detergent oil classified “F or Service CC, SD , SE or SF .” Detergent oils keep the engine cleaner and reduce carbon deposits. Use oil hav- ing the following SAE viscosity rating, based on the ambient temperature range [...]

8 Generac ® Pow er Systems, Inc. If an open bottom is used, the engine-generator is to be installed over non-combustible materials and should be located such that combustible materials are not capable of accumulating under the generator set. Only qualified, competent installation contractors or electricians thoroughly familiar with applicable code[...]

Generac ® Pow er Systems, Inc. 9 Figure 2.1 – Basic Standby Electric System 2.2 EM ERGENCY CI RCU IT IS OL A TION M E THOD This prevents overloading the generator by keeping elec- trical loads below the wattage/amperage capacity of the generator . If the generator is powering only critical loads, within its wattage/amperage capacity , during uti[...]

10 Generac ® Pow er Systems, Inc. NOTE: When using a GTS switch, it is necessary to connect a 240V AC supply to N1 and N2 terminals of the generator to provide for battery charging . W ires T1, T2, 23 and 194 should not be connected. 2.7 B A TTER Y I NS T ALLA TION Standby generators installed with automatic trans- fer switches will crank and star[...]

2.8.1 PR IOR T O I N ITIAL S T ART -U P Prior to initially starting the generator , it must be properly pr epared for use. Any attempt to crank or start the engine before it has been pr operly serviced with the recommended types and quanti- ties of engine fluids (oil, coolant, fuel, etc.) may result in an engine failur e. Before starting the genera[...]

12 Generac ® Pow er Systems, Inc. 3.1 C ONTROL CONS OLE C OMPON ENTS The components of a liquid- cooled generator control console (Figure 3.1) are as follows: Figure 3.1 – Control Console 3.1.1 AC V OL TM ETER The voltmeter displays generator AC output voltage dur- ing operation. V oltage is regulated by a solid- state volt- age regulator and is[...]

3.2.2 “OF F” POSITION This switch position shuts down the engine. This posi- tion also prevents operation. 3.2.3 “MAN U AL ” POSITION Set the switch to Manual to crank and start the engine. Transfer to standby power will not automatically occur unless there is a utility failure. With the switch set to AUTO, the engine may crank and start at[...]

Figure 3.2 – Engine Block Heater Refer to applicable wiring diagram(s) and electrical schematic(s) at the back of this manual for wiring con- nections. 3.6 WEEKL Y EXERCISE CY CLE The generator will start and exercise once every seven days. During this weekly exercise, the unit runs for approximately 20 minutes and shuts down. Transfer of loads t[...]

Figure 4.1 – Oil Dipstick and Fill 4.2 CHANGI NG TH E ENGI N E OI L AN D FIL T E R 4.2.1 ENGI NE OI L R EC OMM EN D A TIONS Use oil of API Service Class SG, SH or SJ . The recommended oil grade for the engine is SAE 15W -40. NOTE: The unit is supplied with “break-in ” oil. See the “Service Schedule,” Section 4.12 (Page 19), for the first [...]

16 Generac ® Pow er Systems, Inc. Figure 4.3 – Engine Air Cleaner See the “Service Schedule,” Section 4.12, for recom- mended air cleaner maintenance. 4 . 4 S P A RK PL UG S Reset the spark plug gap or replace the spark plugs as necessary . See Section 4.12. 1. Clean the area around the base of the spark plugs to keep dirt and debris out of [...]

Generac ® Pow er Systems, Inc. 17 4.6 C OOLI NG SY STEM Air intake and outlet openings in the generator compart- ment must be open and unobstructed for continued prop- er operation. This includes such obstructions as high grass, weeds, brush, leaves and snow . W ithout sufficient cooling and ventilating air flow , the engine/generator quickly over[...]

18 Generac ® Pow er Systems, Inc. 2. Inside the generator set, the chance of rodent entry into the control panel is greatly reduced by the inclusion of adjustable wire connectors. Check that the wire connector screws are tight, thus closing off any gap between the access holes and the wires. 4.1 1 OUT OF SERVICE P ROCEDU R E 4.1 1.1 R EMO V AL F R[...]

Generac ® Pow er Systems, Inc. 19 Section 4 — Maintenance Guardian Liquid-cooled 40 kW Generator 4.1 2 SERVICE S CH EDU LE A TTENTION: It is recommended that all service work be performed by your nearest Generac/Guar dian Authorized Dealer . SYSTEM/COMPONENT PROCEDURE FREQUENCY X = Action Inspect Change Clean W = W eekly R = Replace/Adjust as Ne[...]

20 Generac ® Pow er Systems, Inc. Section 5 — T roubleshooting Guardian Liquid-cooled 40 kW Generator 5.1 TROU B LE SHOO TI NG GU I DE P ROB LEM CAUSE C OR R E CTION The engine will not crank. 1. F use blown 1. Replace fuse. 2. Loose, corroded or defective 2. Tighten, clean or replace battery cables as necessary . 3. Defective starter contactor [...]

Generac ® Pow er Systems, Inc. 21 LEFT S IDE VIE W T O P O R PLAN VIE W O IL DRAI N 1 / 2" N.P.T. FEMAL E NO TE 6 NO TE 2 110 [ 4.33" ] TYP . 570 [ 22.44" ] TYP . M OU NTIN G H O LE S Ø 13.5 [ Ø 0.53" ] N O TE 7 S T U B- U P AREA S EE N O TE 8 AND C HAR T 839 [ 33.0 1 TYP 49 [ 1.92" ] TYP 8 H O LE S O N B O TT OM R677 [ [...]

S 1 6 S 1 5 0 0 0 2 1 9 150 2 2 9 14 13 79 14 15 15 15 68 4 56 85 69 86 T S1 HZ - FRE Q UENCY METE R HZ TB1 - TERMINAL BL OC K S LE G EN D GCB GC B - GO VERN O R CO NTR O L B O AR D BL UE BL UE RED BLA CK P / N 986 4 7 22 Generac ® Pow er Systems, Inc. Section 6 — Electrical Data (Model No. 0043 7 33, 0043 73 4 & 0043 7 35) Guardian Liquid-c[...]

Generac ® Pow er Systems, Inc. 23 AC TUAT O R B R O WN O RAN G E Y ELL O W B LA C K N . C . TO GO VERN O R HM C P EH T S1 , TS2 - TERMINAL STRIPS L P C - L O WER PANEL CO NNE C TI O N TS 2 R 1 - RESISTOR , FIELD BOOST V M - METER , AC OUTPUT VOLTAGE A VR - A U T O MATI C V O LTA G E RE GU LAT O R S W2 - S WIT C H- S ET EXER C I S E S W1 - S WIT C [...]

A AM VM L1 15 12 3 5 6 2 4 1 B A 17 1 13 2 16 5 7 D 14 11 9 C AP E 3 4 TO L O WER PANEL ( CO NNE C T O R C P) U J B T S W V H X O G A N Q M E K F C D 4 5 10 12 3 TO EN G INE ( CO NNE C T O R EH) 6 11 12 11 7 + 2 19 15 3 18 16 14 - + - + - CO NTA C T S 2 - 3 2 - 7 1 2 - 3 12 - 7 15 - 14 15 - 1 8 19 - 14 6 7 P HA S E S ELE C T O R S WIT C H 0 6 4 65 [...]

Generac ® Pow er Systems, Inc. 25 S 1 5 N 00 P 1 7 8 K M S 1 23 N2 N1 T1 S R T2 X 19 4 G F B E 6 S 1 6 2 1 5 7 58 S3 N1 N2 T2 23 19 4 CUS T O MER CO NNE C TI O N CUS T O MER CO NNE C TI O N 1 2 0/ 24 0 V. 1-PHA S E E 1 T O E 3 24 0 V. E3 T O 00 E 1 T O 00 1 2 0 V. B R US H U NIT S 4 4 33 22 E1 C B2 E3 C T1 0 11 S 1 5 0 H S 1 6 G A N 5 7 58 C T2 O [...]

N . C . EH HM C P 85 56 B LA C K AVR 14 13 14 85 56 85 0 4 6 5 N2 N1 14 13 1 4 14 13 85 0 85 56 RED P F C 14 85 85 6 4 4 B LA C K TR1 B L U E B LA C K B L U E RED B L U E 239 T2 T1 2 25 A 0 1 5 C T2 T1 1 7 8 1 5 E 14 8 5 1 7 6 L1 - S 1 6 2 2 9 S 1 5 15 T2 15 E 2 2 5 A T1 B L U E 15 S W2 15 S 1 6 14 65 S 1 5 65 S 1 6 S 1 5 6 7 15C B LA C K TS 2 N2 4[...]

Generac ® Pow er Systems, Inc. 27 B J X W S T V U A O N M Q F K G H E C D 5 4 3 6 C AP L1 8 9 1 2 10 11 12 7 P SW - SWITCH , PHASE SELECTOR S W2 - SWITCH , SET EXERCISE S W1 - SWITCH , AUTO/OFF/MANUAL T R1 - TRANSFORMER , UTILITY SENSING 24VA R 1 - RESISTOR , FIELD BOOST V M - METER , AC OUTPUT VOLTAGE L 1 - LIGHT , FAULT INDICATOR C AP - C APA C [...]

( - ) ( + ) (+) 1 2 3 1 2 E C1 OS * * F S WHITE EH G REE N BLA CK LE G END : O NLY US ED O N EMI SS I O N S M O DEL S 12 1 3 11 1 0 8 9 5 7 6 2 4 3 1 BAT 1 3 ALT 1 3 BLA CK G N D 0 1 3 * SM 1 6 RED RED 1 6 BAT: E C 1 : CC: EH: F S: G ND : I C: ID: S M : MP1: WL S: * A C T : ALT: * 1 60 85 85 56 14 1 3 14 7 9 0 0 0 1 61 GND 56 CC 0 85 85 85 ENGINE C[...]

Generac ® Pow er Systems, Inc. 29 T C AL T ID ( + ) ( - ) 14 A CT * 0 12V BATTER Y 0 H CT 85 WL S 0 1 60 1 61 CC MP1 85 * L OS F S 1 61 1 60 56 7 9/C LEA R 0/ BAR E 0/ BLA CK 0 85 0 85 0 14 7 9 1 3 14 1 2 3 8 6 4 5 7 E C1 1 0 9 12 11 O NLY US ED O N EMI SS I O N S M O DEL S S TARTER CO NTA C T OR MA G NETI C PI C K U P 1 I G NITI O N DI S TRIB U T[...]

30 Generac ® Pow er Systems, Inc. Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators Mounting Base - Drawing No. 0E23 84-A 25 25 25 O n O il Pan. T o O il Drain 14 15 17 16 5 12 30 24 25 1 3 3 1 17 13 25 16 3 4 9 12 11 10 3 2 33 23 21 22 29 26 38 3 7 36 35 B LA C K 2 39 TO S TARTER SO LEN O ID 9 RED 7 2 18 6 5 4 [...]

Generac ® Pow er Systems, Inc. 31 ITEM P ART NO . QTY . DESCRIPTION 1 0C3250 1 ASSEMBL Y BASE MOUNTING (DIRECT -COUPLED) 2 038804T 1 CABLE BA TT RED #1 X 31.00 3 055414 1 LUG SLDLSS #2-#8 X 17/64 CU 4 0A4084 2 MOUNT ENGINE (R&L) 5 022129 2 W ASHER LOCK M8-5/16 6 045771 2 NUT HEX M8-1.25 G8 YEL CHR 7 022237 7 W ASHER LOCK 3/8 8 029745 6 SCREW H[...]

32 Generac ® Pow er Systems, Inc. 22 FRAME BA SE 3 2 9 11 3 36 2 5 30 31 1 4 24 29 2 3 2 6 1 8 5 1 5 39 34 33 32 12 12 11 9 2 8 18 19 6 1 0 5 17 2 9 5 11 1 3 11 1 0 21 42 1 6 7 Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators Compartment - Drawing No. 0D8992[...]

Generac ® Pow er Systems, Inc. 33 ITEM P ART NO . QTY . DESCRIPTION 1 0C3594 10 ASSEMBL Y M6 HINGE 3 0A3359 40 SCREW BHSC M6-1.0 X 16 SS 4 0A3360 40 SHAKEPROOF INT M6 SS 5 0C2522 (A) 5 DOOR SMALL STD . WELD 6 0C2527 (A) 1 CORNER POST LH REAR 7 0C2528 (A) 1 CORNER POST RH REAR 8 0C2535 (A) 1 CORNER POST LH FRONT 9 0C2536 (A) 1 CORNER POST RH FRONT [...]

34 Generac ® Pow er Systems, Inc. 53 1 2 14 VIEW A - A 17 18 16 2 0 19 5 1 5 2 39 3 18 15 13 5 2 53 59 35 5 6 5 4 55 56 5 7 4 1 18 49 50 21 6 4 36 26 3 7 60 A A 9 5 1 5 2 53 60 23 43 29 42 6 1 6 1 24 28 25 41 27 50 49 45 46 3 I N S IDE. 3 0 1 P ANEL FA C E 58 63 58 18 49 50 6 2 22 + + - E VERY 7 DAYS , AT TIME SET. 30 S E T 8 1 988 M I E V 33 3 1 [...]

Generac ® Pow er Systems, Inc. 35 ITEM P ART NO . QTY . DESCRIPTION 1 0D5488 1 P ANEL BTM & BACK CONTR OL P ANEL 2 0D1521A 1 CONTR OL P ANEL, FRONT W/ SILK SCREEN 3 0D1522 2 P ANEL,SIDE CO VER CONTROL P ANEL 4 067680 1 ASSY VOL T AGE REGULA T OR 60HZ 5 0C8243 1 W ASHER LOCK HDPDEUTSCH 6 0C8244 1 NUT , HDP DEUTSCH 8 048467 1 CIRCT BRK 7 X 1 ET [...]

36 Generac ® Pow er Systems, Inc. Section 7 — Exploded Views and P arts Lists (Model No. 0046262, 00462 63 & 0046264) Guardian Liquid-cooled 40 kW Generator Control Panel – Drawing No. 0D69 7 8-C[...]

Generac ® Pow er Systems, Inc. 37 ITEM P ART NO . QTY . DESCRIPTION 1 0D7397 1 PNL BTM & BA CK CNTL PNL 04626 2 0D1521A 1 CONTROL P ANEL FRONT W/ SILK SCREEN 3 0D1522 1 P ANEL SIDE CO VER CONTROL P ANEL 4 067680 1 ASSY V OL T AGE REGULA T OR 60HZ 5 0C8243 1 W ASHER LOCK HDP DEUTSCH 6 0C8244 1 NUT , HDP DEUTSCH 7 0A6321 1 P ANEL LEFT SIDE E 8 0[...]

38 Generac ® Pow er Systems, Inc. 31 4 F O R C IR CU IT BREAKER AND NE U TRAL BL OCK RECOMMENDED TERMINAL TIGHTENING TOR Q UE S L UG T O C IR CU IT BREAKE R FA S TEN CO MPRE SS I ON 52 4 0 4 0 ITEM NE U TRAL BL OCK C IR CU IT BREAKE R LINE S ID E L O AD S ID E C IR CU IT BREAKE R DE SC RIPTI ON # 1 9 FT-L B 30 FT-L B FR O M ALTERNAT OR RIN G TERMI[...]

Generac ® Pow er Systems, Inc. 39 Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators Connection Box – Drawing No. 0D8848-B ITEM P ART NO . QTY . DESCRIPTION 1 068115 1 LO WER P ANEL 15 2 0D5489 1 CO VER LO WER CONNECTION BO X 4 023484N 2 BUSHING SNAP SB-2.5-31 6 056739 1 RELA Y SOLENOID 12VDC PNL MNT 9 0D3388 1[...]

40 Generac ® Pow er Systems, Inc. 18 3 2 21 1 29 28 5 27 25 6 2 S TAT O R L EAD S 3 4 33 19 TO EN G INE FLYWHEEL SC R O LL DETAIL 42 41 40 8 3 1 3 7 39 43 43 43 38 41 42 40 3 7 40 36 10 21 1 F lLYWHEEL AD JUS TMENT T HREAD IN SENSOR ( 6 ) UNTIL CONTACT I S MADE WITH RING GEAR , THEN BACK OFF 1/ 2 T O 3/ 4 T U RN AND TI G HTEN N U T. DO N O T R O T[...]

Generac ® Pow er Systems, Inc. 41 Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators Generator – Drawing No. 0D9490 ITEM P ART NO . QTY . DESCRIPTION 1 051768 7 SCREW HHC M12-1.75 X 25 G8.8 2 051769 7 W ASHER LOCK M12 3 0A8240 2 FLEX PLA TE SAE10 4 039253 6 SCREW HHC M8-1.25 X 20 G8.8 5 022129 7 W ASHER LOCK M8[...]

42 Generac ® Pow er Systems, Inc. Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators Engine – Drawing No. 0D6980-B[...]

Generac ® Pow er Systems, Inc. 43 ITEM P ART NO . QTY . DESCRIPTION 1 0A9046 1 ENGINE 4.3L GM 2 0A9118A 1 FL YWHL 4.3L GM SAE 3 070022 1 W ASHER ST AR M12 EXT 4 0A6021 6 SCREW HHC 7/16-20 X 1 G8 6 059056A 1 ST ARTER 5.7L/7.4L GM 8 0A9050 2 BOL T ST ARTER 4.3L 9 022237 17 W ASHER LOCK 3/8 10 045772 1 NUT HEX M10-1.5 G8 YEL CHR 11 049226 1 W ASHER L[...]

44 Generac ® Pow er Systems, Inc. 12 40 24 6 31 32 37 34 4 20 2 3 4 5 4 3 40 22 7 8 36 1 3 5 1 0 11 33 1 9 31 4 35 3 34 14 30 2 8 44 27 9 1 21 4 3 2 5 46 4 0 41 2 6 17 1 6 38 1 5 47 2 Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators Engine – Drawing No. 0A4304-L[...]

Generac ® Pow er Systems, Inc. 45 ITEM P ART NO . QTY . DESCRIPTION 1 0A9046 1 ENGINE 4.3L GM 2 0A4084 2 MOUNT , ENGINE (R & L) 3 0A4239 1 PULLEY CRANKSHAFT 4 0A4240 1 PULLEY W A TER PUMP 5 0A5640 1 SP ACER F AN 50MM 4.3L (35KW UNITS ONL Y) 0A5640A 1 SP ACER F AN 62MM (45KW UNITS ONL Y) 6 0A5639 1 F AN 17" REVRS RO T (35KW UNITS ONL Y) 0D[...]

17 K IT PART N O . 0 D7 9 47 20 18 19 K IT PART N O . 0 D7 9 4 8 30 3 1 3 3 35 3 4 3 2 3 7 9 10 11 14 16 39 38 36 27 40 29 1 10 16 27 " A" 22 15 3 7 24 22 23 TO "A" K IT PART N O . 0 D 8 121 10 21 17 46 Generac ® Pow er Systems, Inc. Section 7 — Exploded Views and P arts Lists Guardian Liquid-cooled 40 kW Generators 4.3L Radi[...]

Generac ® Pow er Systems, Inc. 47 ITEM P ART NO . QTY . DESCRIPTION 1 0D7825 1 RADIA T OR COPPER BRASS 2 0D8251 1 F AN GU ARD BO TT OM 3 0D8252 1 F AN GU ARD T OP 4 024655 4 SCREW HHTT 1/4-20 X 1 CZ 5 022097 4 W ASHER LOCK M6-1/4 6 022473 4 W ASHER FLA T 1/4 ZINC 7 0D7174 1 VENTURI 4.3L 22" F AN 0D7174A 1 VENTURI 4.3L 17" F AN 9 0D7870 1[...]

ITEM P ART NO . QTY . DESCRIPTION 1 059902A 1 CAP RAIN 2.50 / 2.69 2 0C9641 1 TUBE STRAIGHT 'A' GROUP 3 0C9650 1 MUFFLER 2-1/2" INLET/OUTLET 4 0C4114A 2 CLAMP BAND MUFFLER 6.5" 5 0C4126 2 BRA CKET MUFFLER MOUNTING 6 0D5787 1 TUBE ELBO W 90 DEG 2.5" 7 0A5215B 2 PIPE FLEX 2.5" 8 0E0699 1 TUBE, CROSS O VER 9 0E0698 1 TUBE[...]

Generac ® Pow er Systems, Inc. 49 ITEM P ART NO . QTY . DESCRIPTION 1 037561 1 NUT WING 1/4-20 NYLK 2 0A4632A 1 PLA TE AIR CLEANER T OP 3 0A4637 1 FIL TER AIR 11.5" CA326 4 0A4632B 1 PLA TE,AIR CLEANR BO T 5 062522 1 STUD TH 1/4-20 X 3 G2 ZNC FULL 6 022127 1 NUT HEX 1/4-20 STEEL 7 057796 1 GROMMET 8 057795 1 CONNECT OR C/C VENT 2 3 4 7 8 1 5 [...]

Section 7 — Exploded Views and P arts Lists (Model No. 0043 7 33, 0043 73 4 & 0043 7 35) Guardian Liquid-cooled 40 kW Generators 4.3L Nat. Gas Fuel Syst em – Drawing No. 0E0 7 1 4 21 20 1 5 3 2 2 4 10 8 6 7 12 16 15 1 1 13 18 9 11 6 2 12 13 17 18 19 24 24 24 27 23 T O INTAK E M ANIF O LD 30 3 3 1 3 36 35 34 28 29 MO T O R TO VALVE CO VER TO[...]

Generac ® Pow er Systems, Inc. 51 ITEM P ART NO . QTY . DESCRIPTION 1 065907 1 SUPPOR T SOLENOID NA T GAS 2 026812 4 ELBO W 90D 3/4NPT 3 076691 1 NIPPLE PIPE 3/4 NPT X 4.5 BLK IRN 4 0C7598 1 ASSY NA TURAL GAS SOLENOID 5 026490 1 NIPPLE PIPE 3/4 NPT X 2 6 026577 2 BUSHING REDUCER 1 T O 3/4 7 055944 1 REGULA T OR NA T GAS LPG V APOR 8 067018 1 SUPPO[...]

52 Generac ® Pow er Systems, Inc. 21 20 1 5 3 2 2 4 8 6 7 12 1 6 1 5 11 1 3 1 8 9 11 2 12 13 17 1 8 1 9 24 24 24 27 2 3 36 T O VALVE CO VE R 38 37 2 5 17 2 24 14 MANIF O L D T O INTAKE 34 22 39 35 12 33 4 0 2 9 2 8 4 41 ATTA C H T O FAN SC R O L L 4 3 30 31 44 32 A SS EMBL Y P / N 0 D 3509 1 0 4 5 12 1 46 Section 7 — Exploded Views and P arts Li[...]

Generac ® Pow er Systems, Inc. 53 ITEM P ART NO . QTY . DESCRIPTION 1 065907 1 SUPPOR T SOLENOID NA T GAS 2 026812 4 ELBO W 90D 3/4NPT 3 076691 1 NIPPLE PIPE 3/4 NPT X 4.5 BLK IRN 4 0C7598 1 ASSY NA TURAL GAS SOLENOID 5 026490 1 NIPPLE PIPE 3/4 NPT X 2 6 026577 2 BUSHING REDUCER 1 T O 3/4 7 0D2758 1 REGULA T OR, N/G (R600S) 8 0E0521 1 SUPPOR T REG[...]

54 Generac ® Pow er Systems, Inc. Section 7 — Exploded Views and P arts Lists (Model No. 0046262, 00462 63 & 0046264) Guardian Liquid-cooled 40 kW Generators Exhaust – Drawing No. 0E1 34 7-A[...]

Generac ® Pow er Systems, Inc. 55 ITEM P ART NO . QTY . DESCRIPTION 1 059902A 1 CAP RAIN 2.50 / 2.69 2 0C9641 1 TUBE STRAIGHT 'A' GROUP 3 0D4208 1 MUFFLER CA T AL YST 4.3L 4 0D5061 4 MOUNTING BAND A-GRP CA T AL YST 5 0C4126 2 BRA CKET MUFFLER MOUNTING 6 0D5787 1 TUBE ELBO W 90 DEG 2.5" 7 0A5215B 2 PIPE FLEX 2.5" 8 0E0699 1 TUBE[...]

56 Generac ® Pow er Systems, Inc. Section 7 — Exploded Views and P arts Lists (Model No. 0043 7 33, 0043 73 4 & 0043 7 35) Guardian Liquid-cooled 40 kW Generators Electronic Governor – Drawing No. 0A26 15-F ITEM P ART NO . QTY . DESCRIPTION 1 098290 1 ASSEMBL Y MO T OR STEPPER 2 0A3439 1 BRA CKET GO VERNOR MOUNTING 3 098958A 1 CONNECT OR I[...]

Generac ® Pow er Systems, Inc. 57 ITEM P ART NO . QTY . DESCRIPTION 1 **0C4905 1 BARBED EL 45 FITTING 2 **057822 2 CLAMP HOSE #8 .53-1.00 3 **077043E 1 CONDUIT FLEX 1" BLA CK (15"LG) 4 **050967 1 HOSE 5/8 ID RIA 250F (46"LG) 5 0A6283 1 HOSE PREFORMED BLOCK HEA TER 6 057822 2 CLAMP HOSE #8 .53-1.00 7 053660 1 BARBED STR 1/4 NPT X 5/8[...]

58 Generac ® Pow er Systems, Inc. Section 8 – Notes Guardian Liquid-cooled 40 kW Generators[...]

Generac ® Pow er Systems, Inc. 59 Section 8 – Notes Guardian Liquid-cooled 40 kW Generators[...]

60 Generac ® Pow er Systems, Inc. Section 9 – W arranty Guardian Liquid-cooled 40 kW Generators CALI FOR N IA EM ISSION C ONTROL W AR R ANT Y S T A TEM ENT Y OU R W ARR ANT Y RIGHTS AND OB LIGA TIONS The California Air Resources Board (CARB) and Generac P ower Systems, Inc. (Generac) are pleased to explain the Emission Control System W arranty o[...]

Generac ® Pow er Systems, Inc. 61 Section 9 – W arranty Guardian Liquid-cooled 40 kW Generators EM IS SION CONTROL S Y STEM W AR R ANTY Emission Control System W arranty (ECS W arranty) for 1995 and later model year engines: (a) Applicability: This warranty shall apply to 1995 and later model year engines. The ECS W arranty Period shall begin on[...]

Part No. 0E1780 Revision D (05/09/03) Printed in U.S.A. Section 9 – W arranty Guardian Liquid-cooled 40 kW Generators GEN ERAC PO WER SY S TEMS S T AN D ARD "T WO YEAR" LIM ITED W ARR ANT Y FOR GU AR DIAN “EM ERGENCY AUT OMA TIC ST ANDBY GENER A T ORS” F or a period of two years from the date of original sale, Generac P ower Systems[...]