Northern Lights OM944W3 Operator's Manual page 21

Service
Point
SP5 Check V-belt tension
SP19 Check electrolyte
in batteries
SP2 Change engine oil
SP3 Change lubricating oil filters
SP4 Check air cleaner
SP9 Change secondary fuel filter
SP18 Check zinc electrodes
SP6 Check valve clearances
SP8 Change primary filter element
SP10 Bleed fuel system
SP11 Check injectors
SP13 Check cooling system
SP16 Change impeller in seawater pump
SP20 Check condition of batteries with hydrometer
SP4 Check air cleaner
SP12 Check fuel injection pump
SP14 Flush cooling system
SP15 Check and clean heat exchanger
Updated 1-6-23
Service Record
OPERATION
250 HOURS
EVERY 500 HOURS
2000 HOURS or as required
OM944W3 1/23
50 HOURS
19
HOURS/ DATE