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58
ENGINE MAINTENANCE SCHEDULE
EXPLANATION OF MAINTENANCE SCHEDULE
The following is a brief explanation of the services listed in the preceding Engine Maintenance schedule.
1.
Oil level.
2.
Oil leakage check
3.
Oil pressure gauge
4.
Oil pressure warning lamp If it stays on whilst running check and repair the lamp and/or lubrication system.
5.
Engine oil replacement
6.
Oil filter element
replacement
7.
Fuel leakage
8.
Draining water in fuel filter/
separator.
9.
Fuel filter element
replacement
10.
Injection nozzle check
11.
Coolant level.
12.
Coolant leakage check
13.
Radiator filler cap fitting
condition
14.
Fan and belt check
15.
Coolant temperature
16.
Coolant replacement
17.
Coolant filter replacement
18.
Radiator external face
cleaning
19.
Cooling system circuit
cleaning
20.
Radiator filling cap function
check
21.
Battery electrolyte level
check
22.
Battery cleaning
23.
Battery charge condition
24.
Starter and generator check
and cleaning
25.
Wiring and connection
check
26.
Air cleaner element replace Change element at 500 hours or 6 months, whichever come first, or sooner if the restriction indicator shows
27.
Air intake piping
28.
Engine starting condition
and noise condition
29.
Exhaust smoke condition
30.
Cylinder compression
pressure
31.
Valve clearance check
32.
Positive crankcase
ventilation valve cleaning
9/270, 9/300, 12/235, 17/235, 21/215, 9/270HA, 9/300HA, 10/300HA, 12/235HA, 17/235HA, 21/215HA
Check that the oil level is within cross hatch area (ref fig. 6)
Fill or drain as necessary.
Replace any damaged or malfunctioning parts which could cause leakage.
Normal oil pressure is 30 to 85 psi. Check and repair the lubrication system if it is abnormal.
Change at 500 hours or 6 months, whichever comes first.
Change at 500 hours or 6 months, whichever comes first.
Replace any damaged or malfunctioning parts which could cause leakage.
Drain off water in the fuel filter/separator bowl.
Replace both primary (filter/separator) and secondary elements at 500 hours or 6 months whichever come
first.
Check injection opening pressure and spray condition. (This is a recommended maintenance item
your local branch or distributor.
Check coolant level and add coolant if necessary.
Replace any damaged or malfunctioning parts which could cause leakage.
The radiator cap must be installed tightly and sealing correctly.
Look for cracks, fraying and wear. Replace if necessary
Normal running temperature is 75 to 85°C (167 to 185°F). Check and repair the cooling system if temperature
is abnormal.
Change coolant at intervals of 1000 hours or 12 months, whichever comes first.
Replace filter at 500 hours
Check monthly. Clean at intervals of 250 hours or 3 months, whichever comes first. In very dusty
environments, more frequent cleaning might be necessary.
Clean at intervals of 1000 hours or 12 months, whichever comes first.
Check radiator pressure cap periodically for proper operation. Consult your local branch or distributor.
Replenish with distilled water if necessary.
Clean the terminals.
If the lamp stays on while engine is running, check charging circuit.
Check wear condition of brush and commutator. Consult your local branch or distributor.
Check for loose terminals/connections and integrity of insulation.
red.
Check pipes and connections for damage or loose fitting
Check engine stability and noise.
Check exhaust smoke color.
Consult your local Ibranch or distributor.
Incorrect valve clearance will result in increased engine noise and lower engine output thereby adversely
affecting engine performance. Check and adjust every 1000 hours. Consult your local branch or distributor.
Check and clean the breather tube daily during cold weather. Check according to the equipment specifications.
Perform the adjustment, cleaning, repair or replacement every 1500 hours. (This is a recommended
maintenance item
). Consult your local branch or distributor.
). Consult
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