HomeDoosanDoosan G100-SIIIA

Doosan G100-SIIIA Generator Set

The Doosan G100-SIIIA is a 80 kW (94.3 kVA) Diesel standby generator set powered by a John Deere 4045HFG82 engine. It is available at 400 V, single-phase, 50 Hz and rated 145 A. It holds about 14.7 L (3.9 gal) of oil and 20 L (5.3 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 1 group-35 battery rated 550 CCA at 12 V. The set measures 2774×1230×1665.5 mm (109.2×48.4×65.6 in), weighs about 2130 kg (4696 lb) and produces 95 dBA at 7 m. An integrated tank holds 280 L (74.0 gal), roughly 5 hours of runtime.

80 kW
Standby
4.5 L
Displacement
14.7 L
Oil capacity
2
Document types

How to read your Doosan serial & model number →

Typical fuel consumption for 80–85 kW Diesel generators →

Compare with other 80–85 kW Diesel generators →

Service parts for the G100-SIIIA

Grouped by system, with how many of each the parts manual calls for.

Fuel system

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

FuelDiesel
Frequency50.0 Hz
Standby power80 kW
Standby kVA94
Prime power80 kW
EmissionsStage IIIA
ControllerNot specified
Oil capacity14.7 L
AlternatorG100-SIIIA
Voltage options400 V
PhaseSingle
Rated current145 A
Power factor0.8
Circuit breaker300 A
Battery group35
Battery cranking550 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity20 L
Max ambient40 °C
Dimensions (L×W×H)2774×1230×1665 mm
Dry weight2130 kg
Sound level95.0 dBA @ 7 m
Fuel tank280.0 L
Tank runtime5 hr

Engine

John Deere 4045HFG82
Displacement4.5 L
AspirationDiesel
Rated speed1500 rpm

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Air filterAir filter2000 hr
Fuel filterChange fuel filter every 100 hours or as needed.465539762000 hr Amazon eBay $35.00
Oil filter2000 hr
BatteryBattery2000 hr
BeltFan belt2000 hr
CoolantCoolant4.0 litre2000 hr
Coolant filter3000 hr
OilEngine oil10.0 litres500 hr
Spark plug1500 hr

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Common questions

What is the power rating of the Doosan G100-SIIIA?

The Doosan G100-SIIIA is rated 80 kW standby (94.3 kVA).

Which engine powers the Doosan G100-SIIIA?

The Doosan G100-SIIIA is powered by the John Deere 4045HFG82 engine.

What kind of fuel does the Doosan G100-SIIIA run on?

The Doosan G100-SIIIA runs on Diesel.

What alternator does the Doosan G100-SIIIA use?

The Doosan G100-SIIIA uses a G100-SIIIA alternator.

What fuel filter does the Doosan G100-SIIIA use?

The Doosan G100-SIIIA uses fuel filter part number 46553976.

Troubleshooting

6

Symptoms & remedies

SymptomCauseRemedy
Engine cranks but will not startIncorrect starting procedure.Verify correct starting procedure.
No fuelCheck fuel in tank and manual shut-off valve.
Exhaust restrictedCheck and correct exhaust restriction.
Fuel filter plugged or full of waterReplace fuel filter or drain water from filter.
Injection pump not getting fuel or air in fuel systemCheck fuel flow at supply pump or bleed fuel system.
Faulty injection pump or nozzlesConsult authorized diesel repair station for repair or replacement.

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Doosan G100-SIIIA troubleshooting guide (29 entries) →

Parts

1
Part #DescriptionQtySystem
466063731Service part / kit Amazon eBay

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.

Available documents

Owner's manual — 46674960-C-EN-02-18-OM-G20-30-40-SIIIA (Doosan)Service manual — 46606373-B-EN-06-15-OM-G60-200-SIIIA (Doosan)
Full service, cheapest listings

Priced items from this model's own parts manual.

Fuel filter 46553976$35.00
1 priced item$35.00