Northern Lights OM150C12 Operator's Manual - page 14
12
OM150C12 11/11
The Servicing Schedule Chart below shows the service schedule required for proper maintenance of your marine engine
or generator set. More detailed coverage of each Service Point (SP) is listed on the page noted in the ‘page’ column.
DAILY:
SP1 Check oil level in engine
SP8 Check primary fuel filter
SP15
Check coolant water level
SP26 Check crankcase vent system filter svc. indicator button
AFTER FIRST 50 HOURS:
SP2 Change engine oil
SP3 Change lube oil filter
EVERY 50 HOURS:
SP21
Check electrolyte in batteries
AFTER FIRST 100 HOURS/ EVERY TWO WEEKS
5
:
SP2 Change engine oil after first 100 hrs., then check every 2 wks.
SP3 Change oil filter after first 100 hrs., then check every 2 wks.
SP7 Check crankshaft vibration damper
7
SP15 Check coolant level
EVERY 250 HOURS:
SP2 Change engine oil
SP3 Change oil filter
SP4 Check air cleaner
SP19 Check zincs
EVERY 500 HOURS / YEARLY:
SP4 Replace air cleaner
SP5 Check belt condition
SP9 Change primary filter element (Racor)
SP10
Change secondary fuel filter
SP14
Check turbocharger boost pressure
SP16
Check cooling system
SP20
Change impeller in raw water pump
SP22
Check the state of the charge of the batteries
SP25 Check engine mounts
SP26 Clean crankcase vent system, change element at 500 hrs.
SP27 Check air intake hoses
SP29 Check electrical ground connection
EVERY 2000 HOURS:
SP6 Check & adjust valve clearance
SP7 Check crankshaft vibration damper
SP16 Flush cooling system
SP17 Check and clean heat exchanger
SP23 Test thermostats
SP30 Check aftercooler, clean air side
1) Change the oil and filter before the first 100 hours of operation during engine
break-in.
2) Perform all maintenance once a year even if hour level has not been reached.
3) Consult manufacturer's maintenance schedule, note on chart.
4) Whenever necessary.
Service Schedule Chart
SERVICE
50
100
250 500 2000
POINT
PAGE
OPERATION
DAILY Hours Hours Hours
Hours Hours
ENGINE:
SP1
12
Check oil level
•
SP2
12
Change engine oil
2)
1)
1)
•
SP3
12
Change lube oil filters
2)
1)
1)
•
SP4
12
Check air cleaner
• •
SP5
Check belt condition
2)
•
SP6
13
Check valve clearances
2)
•
SP7
15
Check crankshaft vibration damper
5)
•
SP25
Check engine mounts
•
SP27
Check air intake hoses
•
FUEL SYSTEM:
SP8
15
Check primary filter (Racor)
3)
•
SP9
15
Change primary filter element (Racor)
3) 4)
•
SP10
14
Change secondary fuel filter
2) 4)
•
•
TURBOCHARGER:
SP13
17
Check air, oil & cooling water lines for leakage 2)
•
SP14
17
Check boost pressure
•
SP26
17
Check crankcase vent system 2)
•
7)
SP30
21
Check aftercooler, clean air side
•
COOLING SYSTEM:
SP15
19
Check coolant level
•
SP16
19
Check and flush cooling system
2)
6)
•
SP17
20
Check and clean heat exchanger
2)
•
SP19
20
Check zinc electrodes
2) 4)
•
SP20
20
Change impeller in raw water pump
2) 4)
•
ELECTRICAL SYSTEM:
SP21
21
Check electrolyte level in batteries
2) 4)
•
SP22
21
Check condition of batteries with hydrometer 2)
•
SP23
Test thermostats
•
SP29
Check electrical ground connection
•
5) Replace damper every 4500 hours or after 60 months.
6) Check cooling system at 500 hours, flush at 2000 hours.
7) Check hoses and o-rings on crankcase vent system, change
element at 500 hours.