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Winco DR20I4 Generator Set

The Winco DR20I4 is a Diesel generator set powered by a Isuzu 4LE1 2.2L engine. It is available at 120/240 V, 120/208 V and 277/480 V, Three-phase, 60 Hz and rated 83 A. It holds about 8.8 L (2.3 gal) of oil and 50 L (13.2 gal) of coolant, with a maximum ambient rating of 125 °C.

2.2 L
Displacement
8.8 L
Oil capacity
1
Document types

Specifications

FuelDiesel
Frequency60.0 Hz
Standby kVA20000
ControllerDSE 7310 MKII
Oil capacity8.8 L
AlternatorStamford/AvK PI144D1J
Voltage options120/240 V, 120/208 V, 277/480 V
PhaseThree
Rated current83 A
Power factor1.0
Circuit breaker90 A
Battery voltage12 V
Battery quantity1
Coolant capacity50 L
Max ambient125 °C

Engine

Isuzu 4LE1 2.2L
Oil capacity8.8 L
Coolant capacity50.0 L
Displacement2.2 L
AspirationNatural
Rated speed1800 rpm

Maintenance & consumables

for the Isuzu 4LE1 2.2L
ItemSpecCapacityPart #Interval
Air filter50/50 mix16200-028200 hr PartsGeek
Fuel filter50/50 mix16200-019200 hr PartsGeek
Oil filter50/50 mix16200-025200 hr PartsGeek
Belt50/50 mix16200-013200 hr PartsGeek
Oil50/50 mix50.0 L16200-022200 hr PartsGeek

Common questions

What engine does the Winco DR20I4 use?

The Winco DR20I4 is powered by the Isuzu 4LE1 2.2L engine.

What fuel does the Winco DR20I4 use?

The Winco DR20I4 runs on Diesel.

What is the oil capacity of the Winco DR20I4?

The Isuzu 4LE1 2.2L engine in the Winco DR20I4 has an oil capacity of 8.8 liters.

What alternator does the Winco DR20I4 use?

The Winco DR20I4 uses a Stamford/AvK PI144D1J alternator.

What oil filter does the Winco DR20I4 use?

The Winco DR20I4 uses oil filter part number 16200-025.

What fuel filter does the Winco DR20I4 use?

The Winco DR20I4 uses fuel filter part number 16200-019.

What air filter does the Winco DR20I4 use?

The Winco DR20I4 uses air filter part number 16200-028.

Troubleshooting

7

Symptoms & remedies

SymptomCause
Unit will not crank when power failsDigital genset not in AUTO Transfer control switch not in AUTOMATIC position Incorrect wiring between ATS and genset Defective control relay in ATS Fuse(s) blown in the DSE 7310 MKII Defective DSE 7310 MKII Loose or dirty battery terminals Defective starter Defective start solenoid Low/dead battery
Engine won’t crankLow/dead battery Blown DC fuses Defective DSE 7310 MKII Defective key switch Loose or dirty battery terminals Defective starter Defective start solenoid
Engine cranks but will not startImproper fuel delivery to the unit Fuel supply shut off Fuel tank empty Air in the fuel system Engine fuel solenoid has not opened Defective fuel pump Defective fuel solenoid Defective engine harness Improper battery voltage to fuel pump or fuel solenoid
Engine starts, then stops and alarm light comes onEngine oil pressure is low Engine has high water temperature Engine has overspeed Engine has gone into overcrank
No output from AC generatorLoss of speed signal Loss of run signal Engine will not come up to speed after it starts Insufficient fuel volume getting to the unit 1. Too small of fuel line 2. Fuel racks not open properly Governor is defective AC short in generator components
ATS will not transfer to Emergency Supply (generator)No AC generator output Defective ATS control board. See ATS manual Circuit breaker open or defective
ATS will not re-transfer to normal powerProper power line not available at line terminals in ATS panel Defective ATS control board. See ATS manual

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

Parts

5
Part #DescriptionQtySystem
16200-013Belt1Belt PartsGeek
16200-019Fuel Filter1Fuel filter PartsGeek
16200-022Oil1Fluid PartsGeek
16200-025Oil Filter1Oil filter PartsGeek
16200-028Air Filter1Air filter 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
Prime100%1.86.5
Standby100%1.86.5

Available documents

Owner's manual — Winco DR20I4-DR130F4 (Winco)

Other sets with this engine