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© 2022 Staheli West
257
250 Hour Maintenance Checklist
EVERY 250 HOURS
STEP(S)
Perform 50 hour maintenance (Not included in 5 hour time estimate above)
See 50
hour
Grease fan motor (1 pump) (DO NOT OVER GREASE)
1
Grease axles
2-4
Check/Adjust engine speed so that frequency is 61-62.5hz
5-7
Check/Adjust generator cooling fan v-belt
8-9
Change oil and oil filter
10-13
Replace in-line fuel filter
14
Replace burner fuel filter (Napa 4006)
15
Remove and clean burner gun nozzles
16-21
Remove and clean Y-strainer filter
22-23
Remove and clean airflow switch sensor and air lines
24-30
Clean low water 1 & 2 probes and boiler water level sensor
31-37
Rotate tires (front to rear)
38
Inspect boiler tubes for scale
39
Boiler Safety Test
40
1st 250 HOUR MAINTENANCE
Check/Adjust wheel bearing gap (
See 1500 hour maintenance step 3
)
5