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Home›Generac›Generac QUIETPACT 75

Generac QUIETPACT 75 Generator Set

The Generac QUIETPACT 75 is a 7.5 kW Gasoline standby generator set powered by a Generac GT-760 engine. It is available at 120 V, 1-phase, 60 Hz and rated 62.5 A. It holds about 1.8 L (0.5 gal) of oil and 1 L (0.3 gal) of coolant, with a maximum ambient rating of 49 °C. Starting uses 1 battery rated 360 CCA at 12 V. The set measures 856×564×497.8 mm (33.7×22.2×19.6 in) and weighs about 148.2 kg (327 lb).

7 kW
Standby
0.76 L
Displacement
1.8 L
Oil capacity
4
Document types

How to read your Generac serial & model number →

Specifications

FuelGasoline
Frequency60.0 Hz
Standby power7 kW
Prime power7 kW
Oil capacity1.8 L
Alternatornull
Voltage options120 V
Phase1
Rated current62.5 A
Power factor1.0
Circuit breaker35 A
Battery cranking360 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity1.0 L
Max ambient49 °C
Dimensions (L×W×H)856×564×497 mm
Dry weight148 kg

Engine

Generac GT-760
Oil capacity1.61 L
Displacement0.76 L
AspirationAir-cooled
Rated speed3600 rpm

Maintenance & consumables

for the Generac GT-760
ItemSpecCapacityPart #Interval
Air filter087769250 hr Amazon eBay $49.99 PartsGeek
Fuel filterFuel Filter069858400 hr Amazon eBay $40.00 PartsGeek
Oil filter126-70939250 hr Amazon eBay PartsGeek
BeltAlternator Drive / Cooling Fan Drive Belts0C5298750 hr PartsGeek
Coolant5.3—500 hr
Oil3.5—400 hr

Common questions

What is the power rating of the Generac QUIETPACT 75?

The Generac QUIETPACT 75 is rated 7 kW standby.

What engine does the Generac QUIETPACT 75 use?

The Generac QUIETPACT 75 is powered by the Generac GT-760 engine.

What fuel does the Generac QUIETPACT 75 use?

The Generac QUIETPACT 75 runs on Gasoline.

What is the oil capacity of the Generac QUIETPACT 75?

The Generac GT-760 engine in the Generac QUIETPACT 75 has an oil capacity of 1.61 liters.

What alternator does the Generac QUIETPACT 75 use?

The Generac QUIETPACT 75 uses a null alternator.

Troubleshooting

10

Symptoms & remedies

SymptomCauseRemedy
The engine will not crank.1. System control fuse blown 2. Loose corroded or defective battery cables as necessary. 3. Defective engine Start/Stop switch 4. Defective starter contactor 5. Defective starter motor 6. Low or defective battery 7. Defective engine control board1. Replace fuse. 2. Tighten, clean, or replace, as necessary. 3. Replace Start/Stop switch. 4. Replace contactor. 5. Replace starter motor. 6. Charge or replace battery. 7. Replace control board.
The engine cranks but will not start.1. Vehicle fuel shutoff valve closed 2. Out of fuel 3. Defective fuel solenoid (FS) 4. Defective fuel pump (FP) 5. Open #14 wire from engine control board insulation of #14 wires. 6. Plugged fuel filter or fuel line 7. Engine mechanical parts failure1. Open valve, if so equipped. 2. Replenish fuel. 3. Replace solenoid. 4. Repair or replace fuel pump. 5. Check connections and insulation of #14 wires. 6. Clean or replace fuel filter or line. 7. Repair or replace parts.
The engine starts hard and runs rough.1. Plugged or damaged air filter 2. Defective fuel pump (FP) 3. Plugged fuel filter or fuel line 4. Water in fuel1. Check, clean, or replace, as needed. 2. Repair or replace fuel pump. 3. Clean or replace fuel filter or line. 4. Drain fuel system and refill.
The engine starts, but shuts down when the Start/Stop switch is released.1. Low engine oil level 2. Overheated engine 3. Defective Start/Stop Switch 4. Defective low-oil pressure switch 5. Defective high-coolant temperature switch 6. No AC output 7. Defective engine control board1. Check oil and add oil, as needed. 2. Check cooling system for leaks. 3. Disconnect Remote Harness on panel or remote Start/Stop Check/Replace Start/Stop Switch 4. Replace pressure switch. 5. Replace temperature switch. 6. Contact a Generac Authorized Service Dealer 7. Replace control board.
The Start/Stop switch is set to Stop, but the engine continues to run.1. Defective Start/Stop switch 2. Open/Disconnected #18 wire between Start/Stop switch and engine control board 3. Open/Disconnected #0 wire between Start/Stop switch and engine control board1. Replace switch. 2. Reconnect or close wire. 3. Reconnect or close wire.
There is no AC output from the generator.1. Main-line circuit breaker open 2. Fault with vehicle circuit1. Reset line breaker to ON (or closed). 2. Reset and replace, if necessary.
Applying electrical loads in excess of the unit’s rated capacityMay trip the line breaker or cause the engine/generator to shut downAdd up the wattage of all connected electrical lighting, appliance, tool, and motor loads. This total should not be greater than the generator’s rated wattage capacity.
Low oil pressureOperating oil pressure drop below approximately 10 psiNone provided in text
High coolant temperatureCoolant temperature exceed approximately 115° C (240° F)None provided in text
Engine overspeedAlternator output frequency exceed approximately 72 Hertz (4,320 alternator rpm)None provided in text

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.

Parts

250
Part #DescriptionQtySystem
002791THERMO-SWITCH1Sensor PartsGeek
004552Fan, Squirrel Cage1Impeller PartsGeek
004736TUBE, ENGINE OIL FILL1Hose PartsGeek
004845Hose, Top1Hose PartsGeek
004880AIR FILTER1Air filter PartsGeek
004883Hose, Dipstick Tube1Hose PartsGeek
004884Hose, Filler Tube1Hose PartsGeek
005298Belt, V-Rib1Belt PartsGeek
005543Hose, Radiator Lower1Hose PartsGeek
005544Hose, Lower Intermediate1Hose PartsGeek
006243GASKET, EXHAUST OUTLET1Gasket PartsGeek
006359Gasket, Electrical Enclosure1Gasket PartsGeek
006440Gasket, Engine Control Box2Gasket PartsGeek
006721Gasket, Cleanout1Gasket PartsGeek
007384Coupling, Hose1Hose PartsGeek
007390Gasket, Electrical Enclosure Divider1Gasket PartsGeek
008008Hose, 5/16 ID SAE-30R7375Hose PartsGeek
020692Starter Motor1Starter PartsGeek
029451677mm Rubber Tape 1/8 x 12"677mmSeal PartsGeek
030340Hose, 1/4 ID SAE-30R21.04MHose PartsGeek
035473Hose Clamp #122Hose PartsGeek
040173Hose Clamp2Hose PartsGeek
049811Belt1Belt PartsGeek
050968720mm Hose, 1/4" SAE-20R3720mmHose PartsGeek
053621019Cable, Starter1Starter PartsGeek
055920Switch, Pushbutton SPST1Sensor PartsGeek
055934DClamp, Vinyl Coated 1-1/16"1Hose PartsGeek
055934KClamp, Vinyl Coated 1-5/8"1Hose PartsGeek
055934MClamp, Vinyl Coated, 34"1Hose PartsGeek
055934VClamp, Vinyl Coated 1-15/16"1Hose PartsGeek
056739Relay Solenoid2Sensor PartsGeek
068736HOSE, 3/16" SAE 30R2275MMHose PartsGeek
069858FUEL FILTER1Fuel filter Amazon eBay $40.00 PartsGeek
070185Spark Plug1Spark plug Amazon eBay $19.97 PartsGeek
0709390122GASKET1Gasket PartsGeek
0709390123OIL SEAL1Seal PartsGeek
0709390126OIL FILTER1Oil filter Amazon eBay $49.99 PartsGeek
0709390130O-RING1Seal PartsGeek
0709390144O-RING2Seal PartsGeek
0709390152VALVE GUIDE SEAL (EXHAUST)3Seal PartsGeek
0709390153VALVE GUIDE SEAL (INTAKE)3Seal PartsGeek
0709390158CYLINDER HEAD GASKET, 1.2MM THICK1Gasket PartsGeek
0709390159CYLINDER HEAD GASKET, 1.3MM THICK1Gasket PartsGeek
0709390164TUBING1Hose PartsGeek
0709390168GASKET4Gasket PartsGeek
0709390183ROCKER COVER GASKET1Gasket PartsGeek
0709390189O-RING1Seal PartsGeek
0709390242GASKET1Gasket PartsGeek
0709390244O-RING1Seal PartsGeek
0709390245TUBING1Hose PartsGeek
0709390246SUCTION FILTER1Oil filter PartsGeek
0709390263GASKET1Gasket PartsGeek
0709390265Water Pump Assembly1Pump PartsGeek
0709390267Thermostat1Thermostat PartsGeek
0709390269GASKET1Gasket PartsGeek
0709390272GASKET1Gasket PartsGeek
0709390274OIL SEAL1Seal PartsGeek
0709390287GASKET1Gasket PartsGeek
0709390288OIL SEAL1Seal PartsGeek
0709390295O-RING1Seal PartsGeek
0709390300O-RING1Seal PartsGeek
0709390306O-RING1Seal PartsGeek
0709390316INJECTOR PUMP ASSEMBLY1Pump PartsGeek
0709390322GASKET3Gasket PartsGeek
0709390325INJECTOR3Injector PartsGeek
0709390326TUBING1Hose PartsGeek
0709390327TUBING1Hose PartsGeek
0709390328TUBING1Hose PartsGeek
0709390329TUBING1Hose PartsGeek
0709390332GLOWPLUG3Glow plug PartsGeek
0709390334GASKET1Gasket PartsGeek
0709390357MANIFOLD GASKET1Gasket PartsGeek
0709390378GASKET2Gasket PartsGeek
0709390534O-RING1Seal PartsGeek
0709390536GASKET1Gasket PartsGeek
0709390539O-RING1Seal PartsGeek
0709390651FUEL BLEED GASKET5Gasket PartsGeek
0709390660O-RING1Seal PartsGeek
0709390661FUEL FILTER SUPPORT1Fuel filter PartsGeek
072347Spark PlugSpark plug Amazon eBay $2.50 PartsGeek
073106GPulley, Alternator1Alternator PartsGeek
075674EXHAUST GASKET1Gasket PartsGeek
086133AHose Clamp Hi Trq 1-3/4" Max8Hose PartsGeek
087769Air FilterAir filter Amazon eBay $49.99 PartsGeek
0A8584OIL FILTER1Sensor PartsGeek FridayParts $31.60
0C4460Hose, Water Pump Lower1Hose PartsGeek
0C4641DIPSTICK TUBE1Hose PartsGeek
0C4845Hose, Top1Hose PartsGeek
0C4880AIR FILTER1Air filter PartsGeek
0C5108Filler Neck Assembly, Radiator Remote1Hose PartsGeek
0C5298Belt, V-Rib1Belt PartsGeek
0C5493HOSE, AIR INLET1Hose PartsGeek
0C5543Hose, Radiator Lower1Hose PartsGeek
0C5544Hose, Lower Intermediate1Hose PartsGeek
0C6236Hose Tee1Hose PartsGeek
0C6362Gasket, Electrical Access1Gasket PartsGeek
0C6549A61" Green Belt1Belt PartsGeek
0C6946AFuel Pump Assembly1Pump PartsGeek
0C7040Gasket, Radiator Base1Gasket PartsGeek
0C7047AFoam, Air Duct Face1Seal PartsGeek
0C7047BFoam, Air Duct Side1Seal PartsGeek
0C7384Coupling, Hose1Hose PartsGeek
0C7649Hose Clamp 7/8" 3/8"4Hose PartsGeek
0C7997Hose, 5/16" SAE-20R4510mmHose PartsGeek
0C8008Hose, 5/16 ID SAE-30R7ARHose PartsGeek
0C8009Clamp, Fuel Pump1Hose PartsGeek
0C8127Air Filter1Air filter Amazon eBay $28.00 PartsGeek
0D2398Start / Stop Switch1Sensor PartsGeek
0D4511Oil FilterOil filter Amazon eBay $39.90 PartsGeek
0D8914Fuel Filter1Fuel filter PartsGeek
0D9394THERMOSTAT1Thermostat PartsGeek
0D9723Fuel FilterFuel filter Amazon eBay $17.45 PartsGeek
0E7585SPARK PLUG1Spark plug Amazon eBay $15.99 PartsGeek
168-70939GASKET1Sensor PartsGeek
C8010THERMO-SWITCH (MODEL 04270 ONLY )1Sensor PartsGeek
001457Hour Meter1Service part / kit PartsGeek
0031685/16 Special Lock Washer6Service part / kit PartsGeek
004532Enclosure Panel LH1Service part / kit PartsGeek
004534Enclosure Panel Top1Service part / kit PartsGeek
004535Enclosure Panel Front1Service part / kit PartsGeek
004536Enclosure Rear Panel1Service part / kit PartsGeek
004537Engine Bracket2Service part / kit PartsGeek
004551Cover Plate, Scroll Weidment1Service part / kit PartsGeek
004553Bearing 2 Row Ball1Service part / kit PartsGeek
004554Shaft, Fan1Service part / kit PartsGeek
004727MUFFLER WELDMENT1Service part / kit PartsGeek
004878OUTLET, EXHAUST FLEX1Service part / kit PartsGeek
004879CHAMBER AIR INTAKE1Service part / kit PartsGeek
005022INSULATION, EXHAUST1Service part / kit PartsGeek
005108Filler Neck Assembly, Radiator Remote1Service part / kit PartsGeek
005126Plug, Oil Fill1Service part / kit PartsGeek
007341Boot / Nut / Preheat Switch1Service part / kit PartsGeek
007413Grommet 3/8 I.D x 1 O.D1Service part / kit PartsGeek
007610Resistor 20R 5% 12W1Service part / kit PartsGeek
008644Tensioner, SE-F18-4.5"1Service part / kit PartsGeek
008646Pulley, 4.5" Flat1Service part / kit PartsGeek
021991Earth Strap1Service part / kit PartsGeek
022152Washer, Split Lk #104Service part / kit PartsGeek
0223041/4" Flat washer2Service part / kit PartsGeek
022473Washer 3/4"-M65Service part / kit PartsGeek
0233163/8"-13 x 4" HHCS1Service part / kit PartsGeek
0244263/8"-13 x 1-3/4" HHCS1Service part / kit PartsGeek
027565Tape, Glass InsulatedA/RService part / kit PartsGeek
028414A1/8" NPT X 1/4" BARBED STRAIGHT FITTING1Service part / kit PartsGeek
0300961/8" NPT X 3/16" BARBED STRAIGHT FITTING2Service part / kit PartsGeek
031971Ball Bearing1Service part / kit PartsGeek
039253HHCS M8-1.25 x 20mm4Service part / kit PartsGeek
039288HHCS M8-1.25 x 55mm2Service part / kit PartsGeek
0394501/8" NPT X 3/16" 90 DEG. BARBED FITTING2Service part / kit PartsGeek
042574ADAPTOR1Service part / kit PartsGeek
042633HHCS 3/8-24 x 1"1Service part / kit PartsGeek
042907HHCS M8-1.25 x 16mm4Service part / kit PartsGeek
042914M10-1.5 x 30mm HHCS1Service part / kit PartsGeek
043107HHCS M8-1.25 x 25mm2Service part / kit PartsGeek
043116HHCS M6-1.00 x 12mm3Service part / kit PartsGeek
043146HHCS M6-1.00 x 10mm2Service part / kit PartsGeek
045771Nut, Hex M8-1.251Service part / kit PartsGeek
046526Lockwasher M101Service part / kit PartsGeek
047411HHCS M6-1.00 x 16mm2Service part / kit PartsGeek
048512Circuit Breaker 5 Amp1Service part / kit PartsGeek
0487053/8"-13 Flange Nut2Service part / kit PartsGeek
049451Fender Washer 7GA1Service part / kit PartsGeek
049808Washer, Flat M122Service part / kit PartsGeek
049813M6 Hex Nut1Service part / kit PartsGeek
049815HHCS M65-0.8 x 16mm4Service part / kit PartsGeek
049869Fender Washer M161Service part / kit PartsGeek
051756HHCS M10-1.25 x 20mm5Service part / kit PartsGeek
051769Washer, Split Lk -M86Service part / kit PartsGeek
052212HHCS M10-1.25 x 25mm6Service part / kit PartsGeek
0522191/8 NPT x 5/16 Barbed Straight Fitting3Service part / kit PartsGeek
0522331/8" NPT TEE (BRASS)2Service part / kit PartsGeek
053621020Cable, Battery1Service part / kit PartsGeek
055927Fuse, SFE-141Service part / kit PartsGeek
058443Crimptite, 3/4"-20 x 5/8"7Service part / kit PartsGeek
065795Rectifier, Battery Charging1Service part / kit PartsGeek
066386Brush Holder1Service part / kit PartsGeek
066849Taptite M5-0.8 x 16mm2Service part / kit PartsGeek
067989M8 Flange Nut4Service part / kit PartsGeek
069598BBulkhead Adaptor Fitting2Service part / kit PartsGeek
0696735/16 Flange Nut2Service part / kit PartsGeek
070265LockWasher M16.01Service part / kit PartsGeek
070936EVibration Mount4Service part / kit PartsGeek
0709390100COMPLETE CYLINDER BLOCK1Service part / kit PartsGeek
0709390107IDLE GEAR SHAFT1Service part / kit PartsGeek
0709390108BUSHING1Service part / kit PartsGeek
0709390109BUSHING-STANDARD1Service part / kit PartsGeek
0709390110OIL FILTER1Service part / kit PartsGeek
07093901110.50MM U.S. BUSHING1Service part / kit PartsGeek
0709390112BALL BEARING1Service part / kit PartsGeek
0709390114BALL BEARING1Service part / kit PartsGeek
0709390124DRAIN COCK1Service part / kit PartsGeek
0709390125CONNECTOR1Service part / kit PartsGeek
0709390127TAPPET6Service part / kit PartsGeek
0709390128PUSH ROD6Service part / kit PartsGeek
0709390129RELIEF VALVE1Service part / kit PartsGeek
0709390139OIL PAN1Service part / kit PartsGeek
0709390143DIPSTICK TUBE1Service part / kit PartsGeek
0709390146DIPSTICK1Service part / kit PartsGeek
0709390147CYLINDER HEAD ASSEMBLY1Service part / kit PartsGeek
0709390150INTAKE VALVE3Service part / kit PartsGeek
0709390151EXHAUST VALVE3Service part / kit PartsGeek
0709390154SPRING6Service part / kit PartsGeek
0709390155RETAINER6Service part / kit PartsGeek
0709390156KEY12Service part / kit PartsGeek
0709390157CAP6Service part / kit PartsGeek
0709390170ROCKER ARM ASSEMBLY1Service part / kit PartsGeek
0709390171INTAKE ROCKER ARM3Service part / kit PartsGeek
0709390172EXHAUST ROCKER ARM3Service part / kit PartsGeek
0709390176ROCKER ARM SHAFT1Service part / kit PartsGeek
0709390177SPRING2Service part / kit PartsGeek
0709390185OIL STOPPER1Service part / kit PartsGeek
0709390186SCREEN1Service part / kit PartsGeek
0709390188CAP1Service part / kit PartsGeek
0709390194CRANKSHAFT GEAR1Service part / kit PartsGeek
0709390197BEARING HOLDER ASSEMBLY1Service part / kit PartsGeek
0709390200BEARING HOLDER ASSEMBLY1Service part / kit PartsGeek
0709390202STANDARD BEARING3Service part / kit PartsGeek
07093902030.25MM U.S. BEARINGARService part / kit PartsGeek
07093902040.50MM U.S. BEARINGARService part / kit PartsGeek
0709390205STANDARD BEARING3Service part / kit PartsGeek
07093902060.25MM U.S. BEARINGARService part / kit PartsGeek
07093902070.50MM U.S. BEARINGARService part / kit PartsGeek
0709390208THRUST WASHER2Service part / kit PartsGeek
0709390211STANDARD PISTON RING SET3Service part / kit PartsGeek
0709390212PISTON RING SET-0.5MM O.S.ARService part / kit PartsGeek
0709390213PISTON RING SET-1.0MM O.S.ARService part / kit PartsGeek
0709390214STANDARD PISTON ASSEMBLY3Service part / kit PartsGeek
0709390215PISTON ASSEMBLY-0.5MM O.S.ARService part / kit PartsGeek
0709390216PISTON ASSEMBLY-1.0MM O.S.ARService part / kit PartsGeek
0709390217PISTON PIN3Service part / kit PartsGeek
0709390219CONNECTING ROD ASSEMBLY3Service part / kit PartsGeek
0709390220BUSHING3Service part / kit PartsGeek
0709390223STANDARD BEARING6Service part / kit PartsGeek
0709390224BEARING-0.25MM U.S.ARService part / kit PartsGeek
0709390225BEARING-0.50MM U.S.ARService part / kit PartsGeek
0709390230PULLEY1Service part / kit PartsGeek
0709390232CAMSHAFT ASSEMBLY1Service part / kit PartsGeek
0709390233CAMSHAFT GEAR1Service part / kit PartsGeek
0709390234GEAR1Service part / kit PartsGeek
0709390236BALL BEARING1Service part / kit PartsGeek
0709390237SLIDER1Service part / kit PartsGeek
0709390239TACHOMETER SHAFT1Service part / kit PartsGeek
0709390247PULLEY1Service part / kit PartsGeek
0709390250Idler Gear Assembly1Service part / kit PartsGeek
0709390251THRUST WASHER1Service part / kit PartsGeek
0709390252Spring1Service part / kit PartsGeek
0709390253ROTOR1Service part / kit PartsGeek
0709390259SPRING1Service part / kit PartsGeek
0709390260COLLAR1Service part / kit PartsGeek
0709390268SPRING1Service part / kit PartsGeek

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
50%
100%
Prime6%6.5
Prime10%0.51
Prime50%0.73
Prime75%2.270.6
Prime100%0.97
Standby0.28
Standby2%2.34
Standby10%0.51
Standby50%0.45
Standby100%0.78

Available documents

Brochure — 0179570SBY (Generac)Owner's manual — C4547 (Generac)Owner's manual — D2354 (Generac)Owner's manual — D7427 (Generac)Owner's manual — E1015 (Generac)Parts manual — 0D2354 (Generac)Parts manual — 0D7427 (Generac)Parts manual — 0E1015 (Generac)Service manual — 5153 4704 om (Generac)

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