Proper maintenance and care of your generator ensure a minimum number of problems and keep operating expenses at a minimum. See your Generac Authorized Service Dealer for service aids and acces- sories. HOW TO OBTAIN SERVICE...
Many accidents are caused by failing to follow simple and fundamental rules or precautions. Generac cannot possibly anticipate every possible cir cumstance that might involve a hazard. The warn- ings in this manual, and on tags and decals affixed to the unit, are, therefore, not all-inclusive.
• This generator may use liquid propane (LP) gas as a fuel. LP gas is highly EXPLOSIVE. The gas is heavier than air and tends to settle in low areas where even the slightest spark can ignite the gas and cause an explosion. Generac Power Systems, Inc. ®...
PRIMEPACT 50 Recreational Vehicle Generator GENERATOR IDENTIFICATION Please record the following information from the generator DATA DECAL or information decal. 1. Model Number ____________________ 3. kW Rating__________________________ Generac Power Systems, Inc. ® 2. Serial Number __________________ 4. Rated Voltage __________________...
120-volt AC loads (Figure 1.1). It can be wired to connect both 120- and/or 240-volt AC electrical loads. This procedure should be done by a Generac Authorized Service Dealer or other qualified installer. A jumper wire must be installed between the circuit breakers when reconnecting for 120/240 volts.
Using unleaded gasoline contributes to longer engine valve life by reducing lead and carbon deposits. Generac does not recommend using any gasoline containing alcohol (such as “gasohol”). If you use any gasoline containing alcohol, it must not contain more than 10 percent ethanol, and it must be removed from the generator during storage.
Start/Stop switch, a generator run lamp and an hourmeter. The hourmeter provides a contin- uous indication of engine/generator operating time. Use the hourmeter for checking off periodic mainte- nance requirements on the unit. Generac NOTE: Power Systems, Inc. ®...
(Page 6) and Sections 3.1 and 3.2 (Page 12) for oil ser- vicing procedures and recommendations. Any attempt to crank or start the engine before you have properly serviced it with the recom- mended oil may result in an engine failure. Generac Power Systems, Inc. ® 2.4.3 FUEL SUPPLY (GASOLINE ONLY) The engine must have an adequate supply of proper fuel to operate.
To prevent carburetor icing, the owner/operator should physically position the heat riser to the prop- er position dependent on the temperature. Generac Power Systems, Inc. ®...
(N.O.) contacts, is mounted near the oil filter. The contacts close if the temperature should exceed approximately 293º F (145º C), initiating an engine shutdown. 10 Generac Power Systems, Inc. ® Figure 2.3 – Low Oil Pressure and High Temperature Switches 2.9.3 FIELD BOOST...
Section 2.10.2. Section 2 – Operation PRIMEPACT 50 Recreational Vehicle Generator 2.10.2 25-HOUR CHECK-UP After the 25-hour break-in period, contact a Generac Authorized Service Dealer for the following mainte- nance. The vehicle owner is responsible for any charges: •...
• Change the engine oil filter after the first 25 hours of operation, and every 100 operating hours there- after. 12 Generac ® Power Systems, Inc. To change the oil and/or oil filter, proceed as follows (see Figure 3.1):...
Figure 3.4 – Setting the Spark Plug Gap Sparking can occur if the wire terminal does not fit firmly on the spark plug terminal end. If necessary, re-form the wire terminal to obtain a tight fit. Generac Power Systems, Inc. 13 ®...
For assistance in ordering, installing and maintaining spark arrestor exhaust mufflers, contact your nearest Generac Authorized Service Dealer. Exhaust mufflers supplied by Generac are spark arrestor types. Generac exhaust mufflers for recre- ational vehicle generators do not have a spark arrestor screen, but are of the more efficient “toroid”...
Generac Authorized Service Dealer. 3.12 EXERCISING THE GENERATOR Generac recommends that you start and operate the generator at least once every seven days. Let the unit run for at least 30 minutes to “exercise” the engine.
6. Remove the battery and store it in a cool, dry room on a wooden board. Never store the battery on any concrete or earthen floor. 7. Clean and wipe the entire generator. 16 Generac Power Systems, Inc. ® 3.13.2 RETURN TO SERVICE...
NOTICE TO INSTALLER 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 proce- dures for installing such products, or similar prod- ucts that Generac manufactures.
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LP gas is highly explosive. The gas tends to settle in low areas where even the slightest spark can ignite it and cause an explo- sion. Do not allow gas vapors to enter the vehicle. Generac Power Systems, Inc. 19 ®...
Boulevard, Rexdale, Ontario, Canada, M9W 1R3. EQUIPMENT DESCRIPTION Instructions and information in this section pertain to Generac air-cooled generators. These generators are designed specifically for installing in recreational vehicles. They operate 120-volt, single-phase, 60- Hertz, AC electrical loads that require 40.0 amps (gasoline) or 37.5 amps (LP fuel) at 120 volts.
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Section 1 – General Information PRIMEPACT 50 Recreational Vehicle Generator Figure 1.2 – Major Features and Dimensions Generac Power Systems, Inc. 21 ®...
The fol- lowing general rules apply: • Vehicle construction MUST be capable of support- ing the weight of the generator. 22 Generac Power Systems, Inc. ® • Whether the generator is mounted above the hori-...
• If the compartment is lined with galvanized steel, it may be constructed of any material. Generac rec- ommends that the compartment be constructed of 1/2-inch thick plywood (not strandboard), with the...
One excellent insulating material is a 1- inch (25 mm) thick fiberglass having a 2-pound den- sity. When fiberglass is used, its coated side should face toward the compartment interior. 24 Generac Power Systems, Inc. ® DANGER Do not install sound insulation or any absorbent material on the compartment floor interior.
• Generator cooling air inlet • Four holes for passage of generator mounting bolts. See Section 2.1.4 (Page 23). Fuel lines and exhaust piping must not pene- trate into the vehicle living area. Generac DANGER Power Systems, Inc. 25 ®...
Figure 2.10). This rule applies whether inlet air is brought in through an opening in the compartment door, an opening in the vehicle skirt, through duct- work, or by any other means. 26 Generac Power Systems, Inc. ® NOTE: Screening, louvers or expanded metal that cover air openings restrict airflow.
Section 2 – Installation PRIMEPACT 50 Recreational Vehicle Generator 2.3.4 TESTING THE INSTALLATION Generac recommends testing the installation to be sure adequate cooling airflow is available to the unit before placing the unit into service. If the unit shows signs of overheating, you will need to enlarge the air openings.
If the generator is to share the vehicle engine's tank, separate fuel pickup tubes are required for the engine and the generator. Generac recommends that you make the fuel pickup tube 2 to 3 inches (51 to 76 mm) shorter than the vehicle engine's pickup tube.
A lever attached to the diaphragm opens a valve to permit gas glow through the carburetor. Figure 2.16 – LP Gas Carburetion Diagram Generac NOTE: Power Systems, Inc. 29 ®...
To test the system, you need a separate source of 12 volts DC to open the gaseous fuel solenoid valve. 30 Generac Power Systems, Inc. ® The leak test must comply fully with NFPA, Paragraph 318.
2.6.1 MUFFLERS AND SPARK ARRESTORS This muffler meets code and standard requirements of the U.S. Forest Service. Use only mufflers and parts approved by Generac. Any person(s) installing an unapproved muffler, or an unapproved exhaust system part, or modifying an exhaust system in any...
Figure 2.17 – Generator AC Output Leads 32 Generac Power Systems, Inc. ® Line T1 (red) to T2 (white) is protected against over- load by a 30-amp circuit breaker (CB1).
(GFCIs) on all external and some internal electrical receptacles. Contact your manufacturer or dealer for recommendations. Figure 2.18 – Transfer Switch Isolation Method Section 2 – Installation 2.7.7 GROUND FAULT CIRCUIT INTERRUPTERS Generac Power Systems, Inc. 33 ®...
NEGATIVE, NEG or (-) to the frame ground connection (Figure 2.20). 3. Connect cables so the connectors are clean and tight. 34 Generac Power Systems, Inc. ® following Install the generator battery in its own, vented com- partment.
Part I of this manu- Section 2 – Installation PRIMEPACT 50 Recreational Vehicle Generator 2.9.2 REMOTE PANEL CABLES Interconnection cables are available from Generac for connecting the optional remote panels to the genera- tor receptacle. • To order a 10-foot long, four-wire cable, specify model 9045.
The generator engine is equipped with a high tem- perature switch. The switch has normally closed (N.C.) contacts. When the engine temperature is too high, switch contacts close, and the engine shuts down automatically. GENERAC RECOMMENDS THAT YOU TEST THE GENERATOR FOR ADEQUATE COOLING.
Check that hourmeter kit (if used) is installed properly. Check that any other options and accessories (if used) are installed properly. POST INSTALLATION TESTS Check that all tests are completed properly. ____________________________________________________ ______________________________________________________ ________________________________________________ Generac Power Systems, Inc. 37 ®...
ON (or closed). 2. Reset and replace if necessary. 3. Set switch to GENERATOR. 4. Stop, then restart the engine (Hold Start switch for at least 2 seconds). 5. Contact a Generac Authorized Service Dealer. Generac Power Systems, Inc. 39 ®...
Appendix 4 — Exploded Views and Parts Lists PRIMEPACT 50 Recreational Vehicle Generator Base and Pulleys (Model 02010-0) – Drawing No. A8924-B 42 Generac Power Systems, Inc. ®...
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SCREW, TAPTITE M5-0.8 X 16 STARTER CONTACTOR GASKET, BLOWER HSNG HHS #10-32 X 9/16" LG, TAP-R STARTER CABLE HEX NUT-1/4"-20 LOCK WASHER-1/4" LOCK WASHER-M4 HEX NUT-#8-32 PLATE, BLOWER SIDE GASKET, BLOWER SIDE FLAT WASHER ¼" Generac Power Systems, Inc. 43 ®...
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Appendix 4 — Exploded Views and Parts Lists PRIMEPACT 50 Recreational Vehicle Generator Base and Pulleys (Model 04164-0) – Drawing No. C3878-A 44 Generac Power Systems, Inc. ®...
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LOCK WASHER-1/4" LOCK WASHER-M4 HEX NUT-#8-32 PLATE, BLOWER SIDE GASKET, BLOWER SIDE FLAT WASHER ¼" M6-1.0 X 30 HHCS M6-1.0 HEX NUT CLOSE NIPPLE ¾" NPT 90 DEG. ¾" STREET ELBOW M8-1.25 HEX NUT Generac Power Systems, Inc. 45 ®...
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Appendix 4 — Exploded Views and Parts Lists PRIMEPACT 50 Recreational Vehicle Generator Alternator and Panel (Model 02010-0 and 04164-0) – Drawing No. A8922-B 46 Generac Power Systems, Inc. ®...
Limited Warranties for Generac Power Systems, Inc.,” which is enclosed herewith on a separate sheet, also provided to you by Generac. The ECS Warranty applies only to the emission control system of your new engine. If there is any conflict in terms between the ECS Warranty and the Generac Warranty, the ECS Warranty shall apply except in circumstances where the Generac Warranty may provide a longer warranty period.
Such use voids this ECS Warranty and shall be sufficient grounds for disallowing an ECS Warranty claim. Generac shall not be held liable hereunder for failures of any warranted parts of a Generac engine caused by the use of such an unapproved, add-on, modified, counterfeit and/or ‘grey market’...
NOTE: ALL UNITS MUST BE INSTALLED BY GENERAC POWER SYSTEMS AUTHORIZED SERVICE FACILITIES. For a period of 3 (three) years or 2,000 (two thousand) hours of operation from the date of original sale, whichever occurs first, Generac Power Systems, Inc. (Generac) will, at its option, repair or replace any part which, upon examination, inspection and testing by Generac or a Generac Authorized Warranty Service Facility, is found to be defective under normal use and service, in accordance with the warranty schedule set forth below.
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