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Kohler 28EOZ Generator Set

The Kohler 28EOZ is a 28 kW (28 kVA) Diesel standby generator set. It operates at 60 Hz.

28 kW
Standby
5
Document types

How to read your Kohler serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power28 kW
Standby kVA28
EmissionsTier 2
ControllerADC 2100

Common questions

What is the power rating of the Kohler 28EOZ?

The Kohler 28EOZ is rated 28 kW standby (28.0 kVA).

What fuel does the Kohler 28EOZ use?

The Kohler 28EOZ runs on Diesel.

Troubleshooting

13

Fault codes

CodeMeaning
High engine temperatureHigh engine temperature shutdown
Low oil pressureLow oil pressure shutdown
Loss of coolantSeawater pump impeller failure shutdown
Overcrank safetyOverspeed
Over/under voltageOver/under voltage
Over/under frequencyOver/under frequency
Auxiliary faultAuxiliary fault
Low battery voltageLow battery voltage
High battery voltageHigh battery voltage
High engine temperatureHigh engine temperature
Low oil pressureLow oil pressure
Loss of coolantLoss of coolant
Overcrank safetyOvercrank safety

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

Parts

2
Part #DescriptionQtySystem
344089Seawater pump1Pump buy
344606Seawater pump pulley1Pump buy

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
25%3.20.84
50%4.81.28
75%6.61.74
100%8.92.35
Standby25%3.20.84
Standby50%4.81.28
Standby75%6.61.74
Standby100%8.92.35

Available documents

BrochureSpec sheetInstallation manualReferenceParts manual