Service parts for the HYW 25 M6
Grouped by system, with how many of each the parts manual calls for.
Fuel system
1 requiredOil system
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Frequency | 60.0 Hz |
|---|---|
| Standby power | 22 kW |
| Prime power | 20 kW |
| Oil capacity | 7.4 L |
| Alternator | Stamford/AvK PI144H |
| Voltage options | 120/240 V |
| Phase | 1 Ph |
Engine
| Oil capacity | 7.4 L |
|---|---|
| Coolant capacity | 9.3 L |
| Displacement | 2.0 L |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the Yanmar 4TNV84T| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Dry-type replaceable element air-cleaner | — | |||
| Fuel filter | 3031131 | Amazon eBay KuduParts $20.00 | |||
| Oil filter | 3031130 | Amazon eBay PartsGeek $7.98 | |||
| Battery | Battery, battery rack, and cables | — | |||
| Belt | Belt driven charging alternator | — | |||
| Coolant | — | ||||
| Oil | — | ||||
| Spark plug | — |
Compatible filters for the Yanmar 4TNV84T — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.
- Air filter: Donaldson P772578 Donaldson P775298 Wix 42801 Wix 49592
Common questions
How many kW is the Himoinsa HYW 25 M6?
The Himoinsa HYW 25 M6 is rated 22 kW standby.
What engine does the Himoinsa HYW 25 M6 use?
The Himoinsa HYW 25 M6 is powered by the Yanmar 4TNV84T engine.
What is the oil capacity of the Himoinsa HYW 25 M6?
The Yanmar 4TNV84T engine in the Himoinsa HYW 25 M6 has an oil capacity of 7.4 liters.
Which alternator is fitted to the Himoinsa HYW 25 M6?
The Himoinsa HYW 25 M6 uses a Stamford/AvK PI144H alternator.
What oil filter fits the Himoinsa HYW 25 M6?
The Himoinsa HYW 25 M6 uses oil filter part number 3031130.
Which fuel filter part number does the Himoinsa HYW 25 M6 take?
The Himoinsa HYW 25 M6 uses fuel filter part number 3031131.
Which air filter part number does the Himoinsa HYW 25 M6 take?
The Himoinsa HYW 25 M6 uses air filter part numbers Donaldson P772578, Donaldson P775298.
Troubleshooting
1Symptoms & remedies
| Symptom | Cause |
|---|---|
| Risk of severed digits or limbs. | ^ WARNING Generator can be started from a remote switch. Disconnect the negative (-) battery cable from generator battery before performing service or maintenance on generator set. |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.