Service parts for the MTT25
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 | 20 kW |
| Standby kVA | 25 |
| Prime power | 18 kW |
| Emissions | 4i |
| Alternator | Marathon 282NSL1505 |
| Voltage options | 120 V, 139 V, 208 V, 220 V, 240 V, 277 V |
| Phase | 3 |
| Rated current | 30 A |
| Power factor | 0.8 |
| Circuit breaker | 90 A |
| Battery group | 24 |
| Battery cranking | 720 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
| Dimensions (L×W×H) | 5300×2100×2180 mm |
| Dry weight | 2368 kg |
| Fuel tank | 931.0 L |
| Tank runtime | 127 hr |
Maintenance & consumables
for the Isuzu 4LE1NYGV-01| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | dry type cartridge | — | 1000 hr | ||
| Fuel filter | 8944015310 | 250 hr | Amazon eBay $86.33 | ||
| Oil filter | 5876100080 | 1000 hr | Amazon eBay $16.89 PartsGeek $7.98 | ||
| Battery | — | 250 hr | |||
| Belt | — | 1000 hr | |||
| Coolant | 11.6 L | — | 250 hr | ||
| Oil | 6.7 L | — | 250 hr | ||
| Spark plug | — | 1000 hr |
Compatible filters for the Isuzu 4LE1NYGV-01 — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.
- Air filter: Isuzu 5864014350 Isuzu 8972599390 Donaldson P775687 Donaldson P821575 Donaldson P822858
Common questions
What is the power rating of the Magnum MTT25?
The Magnum MTT25 is rated 20 kW standby (25.0 kVA).
Which engine powers the Magnum MTT25?
The Magnum MTT25 is powered by the Isuzu 4LE1NYGV-01 engine.
What alternator does the Magnum MTT25 use?
The Magnum MTT25 uses a Marathon 282NSL1505 alternator.
What oil filter does the Magnum MTT25 use?
The Magnum MTT25 uses oil filter part number 5876100080.
Which fuel filter part number does the Magnum MTT25 take?
The Magnum MTT25 uses fuel filter part number 8944015310.
What air filter does the Magnum MTT25 use?
The Magnum MTT25 uses air filter part numbers ISUZU 5864014350, ISUZU 8972599390.
Troubleshooting
4Symptoms & remedies
| Symptom | Remedy |
|---|---|
| Engine exceeds normal operating temperature | Automatic shutdown system will stop the engine |
| Oil pressure drops too low | Automatic shutdown system will stop the engine |
| Indicator light does not come on | Ballast may need to be serviced; check bulb or mast wiring |
| Lights are not illuminated when indicator light comes on and stays lit | Check bulb or the mast wiring |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
Parts
4| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 100A | Alternator | Alternator | Amazon eBay $100.99 FridayParts $16.28 | |
| 12398 | Receptacle Panel (2x5-20R, 2xL6-30R, 2x50A) | Receptacle panel | Amazon eBay $114.95 | |
| 01203 | Combination Light Tower Generator & Water Trailer | Service part / kit | Amazon eBay | |
| 1NYGV-03G | Service 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.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Standby | 6.81 | 1.8 |