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Generac 00941-3 manual

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Table of contents for the manual

  • Page 1

    Owner’ s Man ual and Installation Instructions Air -cooled Recreational V ehic le Generator • Model No: 00941-3 IMP A CT -36 plus II with In ver ter This manual should remain with the unit.[...]

  • Page 2

    Generac ® Pow er Systems, Inc. I NTRODUCTION Thank you for purchasing this generator by Generac P ower Systems, Inc. This model is designed and man- ufactured to supply electrical power for recreational vehicles. R EAD THIS MAN UAL THOROUGHL Y If any portion of this manualis not understood, contact the nearest Generac Authorized Service Dealer for[...]

  • Page 3

    T able of Contents IM P ACT -36 plus II Recreational V ehicle Generator Generac ® Pow er Systems, Inc. 1 P ar t I – Owner’s Manual Introduction ....................................................Inside Front Cover Read This Manual Thoroughly ............................................IFC Contents .............................................[...]

  • Page 4

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

  • Page 5

    Generac ® Pow er Systems, Inc. 3 • When working on this equipment, remain alert at all times. Never work on the equipment when physically or mentally fatigued. • Inspect the generator regularly , and contact the nearest Generac Authorized Service Dealer imme- diately for parts needing repair or replacement. • Before performing any maintenanc[...]

  • Page 6

    4 Generac ® Pow er Systems, Inc. Section 1 – General Information IM P ACT -36 plus II Recreational V ehicle Generator IM P ACT 36 plus II Recreational V ehicle Generator 1.1 GEN ER A T OR I DENTI F ICA TION Please recor d the following information from the generator DA T A DECAL or information decal, located below the user control panel. 1. Mode[...]

  • Page 7

    Generac ® Pow er Systems, Inc. 5 Section 1 – General Information IM P ACT -36 plus II Recreational V ehicle Generator 1.1.2 I NVERTER FEA TU R E S (P ART NO. 0D4885) ◆ 1. Inverter 2. 12 Pin Connection 3. Customer AC Output 4. DC Input 5. Cooling F an R EFER ENCE NUMBER I DENTI FICA TION 3 5 2 4 1[...]

  • Page 8

    6 Generac ® Pow er Systems, Inc. Section 1 – General Information IM P ACT -36 plus II Recreational V ehicle Generator 1.2 GEN ER A T OR AP P LICAB I LIT Y These generators have been designed and manufac- tured for supplying electrical power for recreational vehicles. Do not modify the generator or use it for any application other than for what i[...]

  • Page 9

    Generac ® Pow er Systems, Inc. 7 Section 2 – Operation IM P ACT -36 plus II Recreational V ehicle Generator 1.4.5 HOU R METER Indicates the time the engine -generator has operated, in hours and tenths of hours. Use the hourmeter along with the periodic maintenance schedule for the generator set. 1.5 ENGI N E P RO TE CTIVE DEVICES This generator [...]

  • Page 10

    8 Generac ® Pow er Systems, Inc. Section 2 – Operation IM P ACT -36 plus II Recreational V ehicle Generator 2.1.4 COOLING AN D VENTIL A TI NG AIR Air inlet and outlet openings in the generator com- partment must be open and unobstructed for contin- ued proper operation. W ithout sufficient cooling and ventilating air flow , the engine -generator[...]

  • Page 11

    Generac ® Pow er Systems, Inc. 9 Section 2 – Operation IM P ACT -36 plus II Recreational V ehicle Generator 2.4 AP P L YI NG L O ADS T O GEN ER A T OR When applying electrical loads to the generator , observe these guidelines: • Before applying electrical loads, let the generator stabilize and warm up for a minute or two. • DO NOT overload t[...]

  • Page 12

    10 Generac ® Pow er Systems, Inc. Section 3 – Maintenance IM P ACT -36 plus II Recreational V ehicle Generator 3.1 MAI NTENANCE This section includes information about simple maintenance which includes the following tasks: • Checking engine oil level. • Changing engine oil. • Changing oil filter . • Air cleaner maintenance. • Cleaning [...]

  • Page 13

    Generac ® Pow er Systems, Inc. 11 Section 3 – Maintenance IM P ACT -36 plus II Recreational V ehicle Generator 3.5 ENGI N E AI R CLEAN ER Paper F ilter: Once every 25 operating hours or once each year (whichever comes first), clean or replace the paper filter (Figure 3.3). F ollow the steps on page 12. Figure 3.3 — Engine Air Cleaner Assembly [...]

  • Page 14

    12 Generac ® Pow er Systems, Inc. Section 3 – Maintenance IM P ACT -36 plus II Recreational V ehicle Generator Do NOT use a forceful spray of water to clean the generator . W ater will enter the generator interior and cause problems, and may also contaminate the generator fuel system. 3.1 0 B A T TER Y All lead-acid storage batteries will discha[...]

  • Page 15

    Generac ® Pow er Systems, Inc. 13 Section 3 – Maintenance IM P ACT -36 plus II Recreational V ehicle Generator 2. When valve clearance is correct, hold the pivot ball stud with the allen wrench and tighten the rocker arm jam nut with a crows foot. Tighten the jam nut to 65-85 inch-pounds torque. After tight- ening the jam nut, recheck valve clea[...]

  • Page 16

    14 Generac ® Pow er Systems, Inc. Section 4 – Notes IM P ACT -36 plus II Recreational V ehicle Generator[...]

  • Page 17

    P ART I I – I NS T ALL A TION I NS TR UCTIONS ONL Y QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD A TTEMPT INST ALLA TION!! D ANGER[...]

  • Page 18

    16 Generac ® Pow er Systems, Inc. Safety Rules IM P ACT -36 plus II Recreational V ehicle Generator NO TICE T O I NS T ALLER These Installation Instructions have been published by Generac to aid in the installation of the products described in this manual. Generac assumes that installation personnel are familiar with the procedures for installing [...]

  • Page 19

    Generac ® Pow er Systems, Inc. 17 ELE CTR ICAL HA Z AR DS • The generator covered by this manual produces dangerous electrical voltages that can cause fatal electrical shock. A void contact with bare wires, ter- minals, connections, etc., while the unit is running . Ensure all appropriate covers, guards, and barri- ers are in place before operat[...]

  • Page 20

    18 Generac ® Pow er Systems, Inc. 1.1 P U R POSE AND S C OP E OF TH E MAN U AL These Installation Instructions have been prepared especially for the purpose of familiarizing installers and owners of the applicable equipment with the product's installation requirements. Give serious consideration to all information and instructions in the manu[...]

  • Page 21

    Generac ® Pow er Systems, Inc. 19 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.1 L OCA TION AN D SU P PORT 2.1.1 GEN ERA T OR L OCA TION The most desirable location for the generator set is between the vehicle's main frame members However , this is seldom possible. Most units must be installed on the side [...]

  • Page 22

    20 Generac ® Pow er Systems, Inc. Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.1.4 GEN ERA T OR R E STRAI NT Use four 5/16"-18 hardened steel bolts (Grade 5) to fasten the generator to the supporting frame or the support tubing . These bolts must pass through (a) the generator mounting base, (b) the compar[...]

  • Page 23

    Generac ® Pow er Systems, Inc. 21 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.2.1 COMP ARTM ENT SIZE Plan the compartment size carefully . Provide a mini- mum of at least 1 inch (2” recommended) of clear- ance between the generator and compartment walls and 1 inch (2” recommended) of clearance between the [...]

  • Page 24

    22 Generac ® Pow er Systems, Inc. Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.2.3 SOUN D INSU L A TING MA TER IAL S Once installers have determined that compartments are properly constructed and metal lined, they can add acoustical material. This may include additional sealant or insulating material, to reflec[...]

  • Page 25

    Generac ® Pow er Systems, Inc. 23 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.2.5 AC OUSTIC S If excessive noise levels should become a problem, the installer may wish to consider the following: • Using special sound insulating materials. • Construction of a special noise abatement com- partment. IMPORT AN[...]

  • Page 26

    24 Generac ® Pow er Systems, Inc. Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.3.2 COOLING AI R IN LET OPEN I NGS Provide three air inlet openings, whether the genera- tor is housed in a conventional compartment or not. T wo of the openings should be 10 square inches and located as shown in Figure 2.10. The thi[...]

  • Page 27

    Generac ® Pow er Systems, Inc. 25 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.3.3 COMP ENS A TI NG FOR R ES TRICTIONS Such materials as screening, louvers, or expanded metal can restrict the free flow of air . Compensate for this restriction by making the actual air opening pro- portionately larger . Some mate[...]

  • Page 28

    26 Generac ® Pow er Systems, Inc. Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.4.2 SOME I MPORT ANT CONSIDER A TIONS When installing an LP gas system, consider seriously the following items: • All fittings, lines, hoses and clamps must be tight and free of leaks. Apply a pipe sealant to threads when assemblin[...]

  • Page 29

    Generac ® Pow er Systems, Inc. 27 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator • The regulator must be sensitive to venturi throat pressure changes throughout the operating range. • The regulator must be properly adjusted so it will stop the flow of gas when the engine is not running (no air flow through the [...]

  • Page 30

    28 Generac ® Pow er Systems, Inc. Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator F ailure to provide and maintain a spark arrestor may be in violation of the law . If this generator is used on any forest covered, brush covered, or grass covered unimproved land, provide a spark arrestor . The vehi- cle owner or oper[...]

  • Page 31

    Generac ® Pow er Systems, Inc. 29 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator • W iring must be of adequate size, with approved insulative qualities, and properly supported. • Conduit and wire openings into generator com- partment (if used) must be vapor - sealed, to pre- vent entry of flammable, explosive o[...]

  • Page 32

    30 Generac ® Pow er Systems, Inc. Figure 2.20 — T ransfer Switch Isolation Method Figure 2.21 — Installation with Isolation Receptacle INVERTER INVERTER PO WER CORD FOR DOCKSIDE PO WER PO WER SUPPL Y CORD Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator[...]

  • Page 33

    Generac ® Pow er Systems, Inc. 31 Section 2 – Installation IM P ACT -36 plus II Recreational V ehicle Generator 2.6.6 SENSI NG HARN ES S A sensing harness has been provided with the gener- ator to connect to the inverter (Figure 2.22). It is 12 feet long, however , it is also available in a 24 foot length: Model # 04612-0. The four (4) DC power [...]

  • Page 34

    32 Generac ® Pow er Systems, Inc. * F or warm weather , use No. 2 cable up to 20 feet. 2.7 .3 BA T TER Y CAB LE C ON N E CTIONS 1. Connect the battery cable from the battery post or terminal indicated by a POSITIVE, POS or (+) to the large lug on the starter contactor as indicated in Figure 2.23. 2. Connect the battery cable from the battery post [...]

  • Page 35

    Generac ® Pow er Systems, Inc. 33 3.1 POS T I NS T ALL A TION TE S TS The air cooled Impact -36 plus II generator set was factory tested and adjusted using gasoline as fuel.The air cooled Impact -34 plus II generator set was factory tested and adjusted using LP gas as fuel. It is not required to adjust the unit any further except under special cir[...]

  • Page 36

    34 Generac ® Pow er Systems, Inc. Section 3 – Post-installation Start-up Checks IM P ACT -36 plus II Recreational V ehicle Generator 3.5 I NS T ALL A TION CH ECKLIS T L OCA TION AN D SUP PORT ❑ Generator is properly located. ❑ Generator is properly supported. ❑ Generator is properly restrained. GEN ERA T OR COMP ARTM ENT ❑ Compartment co[...]

  • Page 37

    Generac ® Pow er Systems, Inc. 35 Section 4 – T roubleshooting IM P ACT -36 plus II Recreational V ehicle Generator 4.1 TROU B LE SHOO TI NG GU I DE P ROB LEM CAUSE C OR R E CTION Engine won't crank. 1. Fuse is blo wn. 1. Replace 15 amp fuse. 2. Loose corroded or def ective 2. Tighten, clean or replace batter y cables . as necessar y . 3. D[...]

  • Page 38

    36 Generac ® Pow er Systems, Inc. Section 5 – Notes IM P ACT -36 plus II Recreational V ehicle Generator[...]

  • Page 39

    Section 6 — Electrical Data IM P ACT -36 plus II Recreational V ehicle Generator Major Features and Dimensions – Drawing No. 0E7 56 1 Generac ® Pow er Systems, Inc. 37[...]

  • Page 40

    38 Generac ® Pow er Systems, Inc. Section 6 — Electrical Data IM P ACT -36 plus II Recreational V ehicle Generator Wiring Diagram and Schematic – Drawing No. 0D494 7 -B[...]

  • Page 41

    Generac ® Pow er Systems, Inc. 39 Section 6 — Electrical Data IM P ACT -36 plus II Recreational V ehicle Generator Wiring Diagram and Schematic – Drawing No. 0D494 7 -B[...]

  • Page 42

    40 Generac ® Pow er Systems, Inc. 36 6 44 47 8 35 49 27 4 10 3 28 22 2 9 13 2 11 21 14 40 9 15 1 19 19 17 14 16 46 23 8 9 5 41 9 26 41 3 1 38 25 4 3 27 26 7 12 31 42 22 3 7 22 10 30 20 48 33 34 45 24 5 1 50 Section 7 — Exploded Views and P ar ts Lists IM P ACT -36 plus II Recreational V ehicle Generator Control Panel – Drawing No. 0E7 560[...]

  • Page 43

    Generac ® Pow er Systems, Inc. 41 ITEM P A RT N O. Q TY . DESCRIPTION 1 091526 7 M5-0.8 X 12MM PHILLIPS P AN HD . MACH. SCR. 2 020093 1 BO X, CONTROL TOP 3 0E7556 1 BO X, CONTROL P ANEL 4 075477 1 SCREW PPHM M5-0.8 X 20 5 051716 1 M5-0.8 HEX NUT 6 074908 8 T APTITE M5- .8 X 10MM 7 023484M 1 SNAP BUSHING 8 0A8592 1 CIRCUIT BREAKER,15A. 9 049226 6 L[...]

  • Page 44

    5 35 7 8 6 3 3 34 2 3 44 53 30 2 9 5 25 39 2 2 3 3 2 0 21 22 54 2 6 4 7 5 30 4 2 3 11 22 38 3 11 24 3 1 4 0 41 31 32 39 77 72 7 8 66 5 71 7 3 74 7 6 7 0 2 12 1 9 17 5 1 8 80 65 42 63 64 61 68 67 4 3 44 5 47 37 27 30 59 57 7 8 4 3 51 50 55 60 81 51 4 9 36 Section 7 — Exploded Views and P ar ts Lists IM P ACT -36 plus II Recreational V ehicle Gener[...]

  • Page 45

    ITEM P ART NO . QTY . DESCRIPTION 1 086705 1 PLA TE, DIVIDER 2 056893 32 CRIMPTITE 10-24 x 1/2" 3 086718 3.5' SEAL, R UBBER EXTR USION 4 0A3666 1 BO X, WRAPPER 5 074908 31 T APTITE, M5-.8 x 10MM 6 0A3667 2 MOUNTING RAILS 7 022129 12 M8 LOCK W ASHER 8 039414 4 M8-1.25 x 35MM HEX HD . CAPSCR. 9 050830 3 HHCS M5-0.8 x 40MM 11 0A3638 1 WRAPPE[...]

  • Page 46

    44 Generac ® Pow er Systems, Inc. 5 4 3 6 7 1 2 7 14 10 5 49 50 3 4 28 13 5 2 8 1 18 17 5 1 25 22 33 3 2 58 42 19 59 23 24 11 13 3 7 17 4 39 40 38 21 26 30 53 3 1 48 43 45 46 44 47 36 Section 7 — Exploded Views and P ar ts Lists IM P ACT -36 plus II Recreational V ehicle Generator GN 22 0 RV Long Block – Drawing No. 0A6202-G[...]

  • Page 47

    Generac ® Pow er Systems, Inc. 45 ITEM P A RT N O. Q TY . DESCRIPTION 1 078621 1 ASSY , CONNECTING ROD 2 076389 1 PIST ON PIN 3 088411 1 PIST ON RING SET 4 072657A 2 PLUG, 1/4 NPTF PIPE 5 077176 1 CO VER, BREA THER 6 088057 1 PIST ON, DIA 75 7 076390 2 RING, PIN RET AINER 8 083379A 1 ASSY , C'SHFT CCG TPR 10 089923 1 SPR TR, OIL BREA THER 11 [...]

  • Page 48

    Section 7 — Exploded Views and P ar ts Lists IM P ACT -36 plus II Recreational V ehicle Generator Generator – Drawing No. 0D4945-A 46 Generac ® Pow er Systems, Inc.[...]

  • Page 49

    ITEM P ART NO . QTY . DESCRIPTION 1 0A2467 1 ENGINE, LONG BLOCK 2 094583 1 FL YWHEEL, F AN 3 083312 2 W ASHER, CONICAL 4 081810 2 HEX NUT , M16-1.5 5 070185 1 FIL TER, OIL 6 086730 1 TUBE, EXHA UST OUTLET 7 089476 1 GASKET , EXHA UST 8 040976 4 SOCKET HD . CAPSCR., M8-1.25 x 20MM 9 099948 1 ST ARTER MO TOR 10 0912970071 1 GROUND WIRE (PRESSURE SWIT[...]

  • Page 50

    48 Generac ® Pow er Systems, Inc. Section 8 – W arranty IM P ACT -36 plus II Recreational V ehicle Generator CALIFORNIA AND FEDERAL EMISSION CONTR OL W ARRANTY ST A TEMENT Y OUR W ARRANTY RIGHTS AND OBLIGA TIONS The California Air Resources Board (CARB) and the United States Environmental Protection Agency (EP A), together with Generac Power Sys[...]

  • Page 51

    Generac ® Pow er Systems, Inc. 49 Section 8 – W arranty IM P ACT -36 plus II Recreational V ehicle Generator EMISSION CONTROL SYSTEM W ARRANTY Emission Control System Warranty (ECS W arranty) for 1997 and later model year engines: (a) Applicability: This warranty shall apply to 1997 and later model year engines. The ECS W arranty Period shall be[...]

  • Page 52

    Part No. 0E7558 Revision 0 (08/21/03) Printed in U.S.A. Section 8 – W arranty IM P ACT -36 plus II Recreational V ehicle Generator GENER AC PO WER SY S TEMS’ TH REE- YEAR LI M ITED W AR R ANT Y FOR GUARDIAN RECR EA TIONAL VEH ICLE GEN ER A T ORS NOTE: ALL UNITS MUST BE INST ALLED BY GENERAC POWER SYSTEMS A UTHORIZED SERVICE F ACILITIES. F or a [...]