Beta Marine Beta 38 service schedule
Inboard diesel ·
14 maintenance items for the Beta Marine Beta 38. The engine oil is changed every 250 h or 12 months. When an item has both an hour and a calendar interval, the one that comes first applies.
| Item | Engine hours | Calendar | Rule |
|---|---|---|---|
| Daily or every 8 hours: engine oil, coolant, belt, leaks, seawater flow | — | before each use | |
| First service: engine oil and filter, gearbox oilOnce, after running in. | at 25 h, once | — | |
| Change the engine oil (shallow-sump engines)Shallow-sump variants only; standard sumps follow the yearly item.Only on some variants or when laid up | every 150 h | every year | whichever first |
| Change the engine oil and the oil filter | every 250 h | every year | whichever first |
| Clean or replace the air cleaner element | every 250 h | every year | whichever first |
| Inspect the raw-water pump impeller; replace if worn | every 250 h | every year | whichever first |
| Replace the fuel filter elements and drain the pre-filter | every 250 h | every year | whichever first |
| Check the drive belt tension and condition | every 250 h | every year | whichever first |
| Check the heat exchanger anode; replace if half wasted | every 250 h | every year | whichever first |
| Change the gearbox oil | every 500 h | every 2 years | whichever first |
| Change the coolant | every 500 h | every 2 years | whichever first |
| Clean the heat exchanger tube stack | every 500 h | every 2 years | whichever firstDealer |
| Check and adjust the valve clearances | every 750 h | — | Dealer |
| Service the fuel injectors | every 1500 h | — | Dealer |
Free in Voydar Helm: each interval becomes a maintenance task, due by hours or by date, whichever comes first.
Source
Beta Marine operator’s maintenance manual, heat-exchanger cooled range, maintenance schedule
Read from summaries of the maker's manual, not the manual itself.
Revision read: OM-221-20031-HE Rev 46 as cited by keeply.boats; manualslib copy of the BV1903 manual read 2026-10-12. Confirm against the current manual for your engine number.
Reference only. Intervals vary by serial number, use and climate; your engine's current manual and your dealer are the authority. Part numbers and diagrams are in the manual.