Doosan GL08K, Operation & Maintenance Manual

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Technical Information - 45 -
2.5. Engine Inspection
2.5.1. Stopping engine
Checking the engine for any unusual condition at the idling speed, then turn the key switch to stop the engine.
2.5.2. General engine inspection cycle
 : Check & adjust  : Replace
*
(

)
The engine oil change interval is determine by engine use and oil grade.
2.5.3. Use of original parts for repair and replacement

For engine is being mechanically harmonized with many parts, only when the original parts that the
manufacture recommends to use is used, the engine trouble would be preventively maintained and
capable to keep up the maximum performances.

For the analogous parts not the original parts are poor in qualities and gives ill performances, it may
rather bring early engine failure.
Inspection Daily
Inspection time (km)
Remark
1,000 10,000 15,000 20,000 40,000
Cooling
system
Check for leakage
(hoses, clamp)

Check the water level 
Adjust the V-belt tension 
Change the coolant water

Lubrication
system
Check for leakage

Check the oil level gauge

Change the lubricating oil

1st

*
Replace the oil filter cartridge

1st

*
Electrical
parts
Check the spark plug


80,000
Check the sensors
6 month
or
necessary
Intake &
exhaust
system
Check the leakage for
intercooler (hoses, clamp)

Check the air cleaner indicator

Fuel
system
Check the leakage fuel line

Check the ignition timing
When
necessary
Change the gas filter element

Engine
adjust
Check the state of exhaust gas

Check the battery charging

Check the compression
pressure
When
necessary
Adjust Intake/Exhaust valve
clearance When
necessary