Generac Power Systems 00919-0 Owner'S Manual Download Page 1

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THIS SYMBOL POINTS OUT IMPORTANT SAFETY INSTRUCTIONS, WHICH, IF NOT FOLLOWED, COULD ENDANGER THE
PERSONAL SAFETY AND/OR PROPERTY OF YOURSELF AND OTHERS. READ AND FOLLOW ALL INSTRUCTIONS IN THE
MANUAL BEFORE ATTEMPTING TO OPERATE THIS UNIT.

Model No. 00919-0 Series NP-50LPG

GENERAC

CORPOR ATION

OWNER’S MANUAL

Manual No. A5596

General

Inf

ormation

Revision 1 (6/1/98)

Printed in U.S.A.

GENERAC

Air-cooled Recreational

Vehicle Generator

Summary of Contents for 00919-0

Page 1: ...ERTY OF YOURSELF AND OTHERS READ AND FOLLOW ALL INSTRUCTIONS IN THE MANUAL BEFORE ATTEMPTING TO OPERATE THIS UNIT Model No 00919 0 Series NP 50LPG GENERAC CORPORATION OWNER S MANUAL Manual No A5596 General General Inf Information ormation Revision 1 6 1 98 Printed in U S A GENERAC Air cooled Recreational Vehicle Generator ...

Page 2: ... case of accident caused by electric shock shut down the source of electrical power at once If this cannot be done free victim from live conductor AVOID DIRECT CONTACT WITH THE VICTIM Use a dry board dry rope or other non conducting implement to free the victim from live conductor If victim is unconscious apply first aid and get medical help Inspect fuel system frequently for leaks or damage Repai...

Page 3: ..._______________________ 4 Rated Voltage__________________ REFERENCE NUMBER IDENTIFICATION 1 Generator Air Intake Screen 2 Data Decal 3 Oil Dipstick 4 Oil Filler Cap 5 Oil Drain Plug 6 Oil Filter 7 Fuel Regulator 8 Fuel Solenoid 9 Fuel Inlet 10 Fuel Primer Switch 11 Circuit Breakers 12 Fuse 13 Engine Start Stop Switch 14 Air Cleaner 15 Optional Remote Panel Receptacle 16 Generator AC Output Leads 1...

Page 4: ...ng the Generator 9 Applying Loads to Generator 9 10 Additional Information 10 11 SPECIFICATIONS 12 Fuel Requirements 12 Engine Oil Requirements 12 Engine Specifications 12 Generator Specifications 12 MAINTENANCE 13 16 Checking Engine Oil Level 13 Change Engine Oil 13 Change Oil Filter 13 Engine Air Cleaner 14 Clean Air Intake Screen 14 Engine Spark Plug 14 Spark Arrestor Muffler 15 Cleaning the Ge...

Page 5: ...ther occupants in the vehicle to properly start and operate the generator This prepares them if they need to operate the equipment in an emergency OPERATION AND MAINTENANCE It is the operator s responsibility to perform all safety checks to make sure that all maintenance for safe operation is per formed promptly and to have the equipment checked by an Authorized Dealer periodically Normal maintena...

Page 6: ... of the generator If an electrical device nameplate gives only volts and amps multi ply volts times amps to obtain watts volts x amps watts Some electric motors require more watts of power or amps of current for starting than for continuous operation INSTALLATION This Owner s Manual has been prepared under the assump tion that a competent qualified technician installed the generator We also assume...

Page 7: ... If the fuse element has melted open due to overloading the engine cannot be cranked If you must replace it use only an identical replacement fuse MAIN BREAKER Protects generators AC output circuit against overload and pro vides a method of turning OFF the generators 120 240 volts AC output to vehicle circuits The NP 50LPG has one 20 amp breaker and one 30 amp breaker NOTE If the Series NP 50LPG h...

Page 8: ... system This dangerous gas if breathed in sufficient con centrations can cause unconsciousness or even death DO NOT OPERATE THE GENERATOR IF THE EXHAUST SYSTEM IS LEAKING OR HAS BEEN DAMAGED SYMPTOMS OF CARBON MONOXIDE POISONING ARE a inability to think coherently b vomiting c twitching muscles d throbbing temples e dizziness f headaches g weakness and sleepiness IF YOU FEEL ANY OF THESE SYMPTOMS ...

Page 9: ...enerator engine has started and stabi lized ON speed DO NOT OVERLOAD THE GENERATOR You can read the rated wattage amperage capacity of your gen erator on the generator data decal see Identification Record on Page 3 Applying electrical loads in excess of the unit s rated capac ity will cause the engine generator to automatically shutdown To avoid overloading add up the wattage of all connected elec...

Page 10: ...ar the oil filter If engine temperature were to exceed about 284 F 140 C the switch contacts close and the engine shuts down Figure 4 Switches for Engine Safety Shutdown FIELD BOOST The Controller Circuit Board houses a field boost diode and resistor which are part of a field boost circuit Figure 5 During engine cranking only a positive DC battery voltage is delivered through the diode resistor br...

Page 11: ...EM THE GENERATOR EXHAUST BECOMES EXTREMELY HOT DURING OPERATION AND REMAINS HOT FOR A LONG TIME AFTER IT HAS SHUT DOWN ATTENTION REQUIRED AFTER SUB MERSION If the recreational vehicle generator has been submerged in water it must NOT be started or operated Following any sub mersion in water have an authorized Generac Service Facility thoroughly clean and dry the generator OPERATING PRECAUTIONS Nev...

Page 12: ...y depending on BTU content of fuel applied load ambi ent conditions engine condition etc Propane 47 cubic ft per hour ENGINE OIL REQUIREMENTS Use a high quality detergent oil classified For Service SF and with an oil viscosity rating of SAE 10W 30 oil Do not pour in any additives to the recommended oil Engine crankcase capacity is 1 5 U S quarts 1 4 liters See MAINTENANCE section for oil level che...

Page 13: ...ge oil more frequently if oper ating consistently under heavy load or at high ambient temperatures To change oil proceed as follows Run engine for at least 5 minutes then shut down With engine still warm remove oil drain cap from oil drain hose Figure 8 Drain oil completely into a suitable con tainer Figure 8 Location of Oil Drain Cap When oil has drained install and tighten oil drain cap Remove o...

Page 14: ...re cleaner service if necessary and remove paper filter Clean air filter by tapping it gently on a solid surface If the filter is too dirty replace it with a new one Dispose of the old filter properly Clean air cleaner cover then insert pre cleaner into cover Next insert new paper filter into cover to hold pre cleaner in place and assemble all of them to the base of the air cleaner CLEAN AIR INTAK...

Page 15: ...o hold the moisture into con tact with the windings Salt as from sea air worsens the problem since it tends to absorb moisture from the air The combination of salt and moisture makes a good electrical con ductor CAUTION Do NOT use a forceful spray of water to clean the generator Water will enter the generator interior and cause problems and may also conta minate the generator fuel system BATTERY A...

Page 16: ...com pletely Refill crankcase with SAE 10W30 oil having API classification For Service SF Attach a tag to the engine indicating the viscosity and clas sification of the oil in the crankcase Remove spark plug and pour about two or three table spoons of clean fresh engine oil into spark plug threaded opening Crank engine several times to distribute oil then install and tighten spark plug Remove the b...

Page 17: ...ments as needed 8 Fuel solenoid is defective 8 Replace or repair Engine starts hard runs rough 1 Dirty air cleaner 1 Clean or replace elements as needed 2 Defective spark plug 2 Clean regap or replace plug 3 Defective ignition coil 3 Replace if defective Engine starts shuts down when 1 Engine oil level is low 1 Check oil and add oil as needed Start Stop switch is released 2 Engine is overheated 2 ...

Page 18: ...ELECTRICAL DATA Drawing No 94210 18 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator G E N E R A C C O R P O R A T I O N ...

Page 19: ...19 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator ELECTRICAL DATA Drawing No 94210 G E N E R A C C O R P O R A T I O N ...

Page 20: ...20 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator EXPLODED VIEW BASE AND PULLEYS Drawing No 95865 G E N E R A C C O R P O R A T I O N ...

Page 21: ...MM 77682 1 34 SPRING GENERATOR SET MT 75242 4 35 COVER PLATE EXH BASE 92203 1 36 ADAPTOR UNIVERSAL EXH 91146 1 41 CLAMP EXH PIPE 1 1 4 DIA 96289 1 42 HHCS LOCKWASH M6 1 0x16 79246 8 43 GASKET EXH PIPE 77643 2 44 FOAM TAPE 29289 10FT 45 LUG GROUNDING 62684 1 46 WASHER SPRING RETAINER 75237 4 47 COVER AIR OPENING 75226 1 48 SCREW CRIMPTITE 10 24 x 5 56893 12 49 GASKET FOAM SLIDE PAN 75229 1 50 PAN S...

Page 22: ...22 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator EXPLODED VIEW ALTERNATOR AND PANEL Drawing No 94106 G E N E R A C C O R P O R A T I O N ...

Page 23: ...Charge Rectifier 65795 1 33 M3 0 5 x 15 Capscrew 90987 2 34 Panel Support Bracket 86317 1 35 M5 0 8 x 30 Capscrew 75235 3 36 Vibration Mount 82737 4 37 M6 1 0 Hex Nut 49813 4 38 M5 0 8 x 16 Capscrew 55440 1 39 M3 Lock Washer 43182 2 41 2 5A ON Circuit Breaker 53623 1 42 M5 Shakeproof Washer 22769 2 43 Regulator Voltage 83049 1 44 M5 Lock Washer 22152 6 45 M5 0 8 Hex Nut 51716 4 46 20A Circuit Brea...

Page 24: ...24 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator EXPLODED VIEW ENGINE ENCLOSURE Drawing No 94108 G E N E R A C C O R P O R A T I O N ...

Page 25: ...934 T 1 CLAMP VINYL COATED 33 91519 1 TUBE DIPSTICK 34 91520 1 ASSY CAP AND DIPSTICK 35 91648 1 169 O 170 RING DIA 14 x 3 WALL 36 43790 1 ELBOW 3 8 I D BRASS 37 47290 1 HOSE 3 8 I D 38 35461 1 BARB FITTING 1 4 NPT 3 8 HOSE 39 69811 1 CAP 1 4 NPT 40 90951 1 COVER BASE STARTER SIDE 41 90952 1 COVER BASE CARB SIDE 42 91137 1 WRAPPER ENGINE SPARK PLUG 43 90954 1 WRAPPER STARTER SIDE 44 90955 1 WRAPPER...

Page 26: ...26 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator EXPLODED VIEW GN 410 ENGINE Drawing No B2195 G E N E R A C C O R P O R A T I O N ...

Page 27: ... SPRING 29 83932 1 CAMSHAFT ASSEMBLY 30 72655 2 CRANKSHAFT SEAL 31 76361 1 THRUST WASHER 32 76362 1 PRESSURE RELIEF BALL 33 76365 1 GOVERNOR SPOOL 34 78645 1 GOVERNOR RETAINER C RING 35 78691 1 OIL PRESSURE SPRING RETAINER 36 74908 1 M5 0 80 x 8MM SCREW THD FORMING 37 83912 1 GOVERNOR GEAR ASSEMBLY 38 83918 1 OIL PRESSURE SPRING 39 72662 1 GOVERNOR SHAFT 40 83961A 1 OIL SUMP 41 72654 1 SLEEVE BEAR...

Page 28: ...28 R e c r e a t i o n a l V e h i c l e G e n e r a t o r Generac NP 50LPG Recreational Vehicle Generator EXPLODED VIEW ENGINE ACCESSORIES Drawing No 95866 G E N E R A C C O R P O R A T I O N ...

Page 29: ...VER 17 20139 1 SNAP BUSHING 18 91554 1 DECAL A C DATA NP 50G 360 ENGINE ONLY 91554B 1 DECAL A C DATA NP 50G 410 ENGINE ONLY 39 92164 1 ASSEMBLY GOV SPRING ADJ BRACKET 40 83512 2 BOLT TAPTITE M8 x 15 LG 41 83503 1 NUT LOCKING M5 0 8 42 91916 1 LEVER GOVERNOR ARM 43 83532 1 BOLT HEX HD WASHER LOCK WASHER M6 x 30 44 86681 1 NUT M6 SPECIAL 45 91638 1 SPRING GOVERNOR 46 91633 1 BELLCRANK GOV RODS 47 92...

Page 30: ... warranty coverage if your recreational vehicle generator engine or a part thereof has failed due to abuse neglect improper maintenance or unapproved modifications You are responsible for presenting your recreational vehicle generator engine to a Generac Corporation Authorized Service Outlet as soon as a problem exists The warranty repairs should be completed in a reasonable amount of time not to ...

Page 31: ... If the part fails prior to the first scheduled replacement the part shall be repaired or replaced by Generac Corporation according to Subsection 4 below Any such emissions related part repaired or replaced under the ECS Warranty shall be warranted for the remainder of the ECS Warranty Period prior to the first scheduled replacement point for such emissions related part 4 Repair or Replacement of ...

Page 32: ...ichever comes first THIS WARRANTY DOES NOT COVER Costs of maintenance installation and start up Failures due to a normal wear and tear from GN engine or b accident misuse abuse negligence or improper installation Products which are modified or altered in a manner not authorized by Generac in writing Any incidental consequential or indirect damages caused by defects in materials or workmanship or a...

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