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Kohler 8RESV Generator Set

The Kohler 8RESV is a 7 kW (7 kVA) Multi-Fuel standby generator set powered by a Kohler SV620 engine. It is available at 120 V and 240 V, 1-phase, 60 Hz and rated 29.2 A. It holds about 1.5 L (0.4 gal) of oil. Starting uses 1 group-51 battery rated 500 CCA at 12 V. The set measures 712×777×824 mm (28.0×30.6×32.4 in), weighs about 170 kg (375 lb) and produces 66 dBA at 7 m.

7 kW
Standby
0.597 L
Displacement
1.5 L
Oil capacity
7
Document types

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Specifications

FuelMulti-Fuel
Frequency60.0 Hz
Standby power7 kW
Standby kVA7
Prime power8 kW
EmissionsEPA 40 CFR 60
ControllerDC2, RDC2
Oil capacity1.5 L
Voltage options120 V, 240 V
Phase1
Rated current29.2 A
Power factor1
Circuit breaker40 A
Battery group51
Battery cranking500 CCA
Battery voltage12 V
Battery quantity1
Dimensions (L×W×H)712×777×824 mm
Dry weight170 kg
Sound level66.0 dBA @ 7 m

Engine

Kohler SV620
Oil capacity1.5 L
Displacement0.597 L
AspirationAir-Cooled
Rated speed3600 rpm

Maintenance & consumables

for the Kohler SV620
ItemSpecCapacityPart #Interval
Air filter150 hr find
Oil filter100 hr find
Oil5W-30 API Service Class SG, SH, or SJ synthetic oil1.9 L100 hr

Common questions

What is the power rating of the Kohler 8RESV?

The Kohler 8RESV is rated 7 kW standby (7.0 kVA).

What engine does the Kohler 8RESV use?

The Kohler 8RESV is powered by the Kohler SV620 engine.

What fuel does the Kohler 8RESV use?

The Kohler 8RESV runs on Multi-Fuel.

What is the oil capacity of the Kohler 8RESV?

The Kohler SV620 engine in the Kohler 8RESV has an oil capacity of 1.5 liters.

Troubleshooting

1

Symptoms & remedies

SymptomCauseRemedy
Severe electrical equipment damageWelding components of the generator set without disconnecting battery, controller wiring harness, and engine electronic control module (ECM)Never weld components of the generator set without first disconnecting the battery, controller wiring harness, and engine electronic control module (ECM).

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

Parts

16model family
Part #DescriptionQtySystem
100ERESDKOHLER 100ERESD generatorService part / kit buy
125ERESCKOHLER 125ERESC generatorService part / kit buy
12RESKOHLER 12RES generatorService part / kit buy
150ERESCKOHLER 150ERESC generatorService part / kit buy
20RESDKOHLER 20RESD generatorService part / kit buy
24RCLKOHLER 24RCL generatorService part / kit buy
30RCLKOHLER 30RCL generatorService part / kit buy
60RCLKOHLER 60RCL generatorService part / kit buy
80ERESDKOHLER 80ERESD generatorService part / kit buy
GM62345-SKP1-QSService part / kit buy
GM62346-SKP1-QSService part / kit buy
GM62347-SKP1-QSService part / kit buy
GM62348-SKP1-QSService part / kit Amazon eBay
GM86771-SKP1-QSService part / kit buy
GM90365-SKP1-QSService part / kit buy
GM90366-SKP1-QSService part / kit buy

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime100%1.8
Standby25%
Standby50%
Standby75%
Standby100%

Available documents

BrochureSpec sheetInstallation manualReferenceOwner's manualParts manualService manual