D439E Service Manual 2. Engine Mechanical System (D439E)
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4. Fill in the new engine oil into the oil filler.
NOTE : Overfilling may cause oil saturation or
pressure drop.
Oil capacity
Oil pan : 8ℓ
Total capacity : 9ℓ
5. Close oil filler cap.
6. Start the engine.
7. Stop the engine and check the oil level. Refill the
engine oil if necessary.
Oil Filter replacement
1. Remove the oil filter (1) using oil filter wrench.
2. Apply engine oil on the gasket surface before
installing oil filter.
3. Install the oil filter with the specified torque.
Tightening torque : 17.6~21.6 Nm (1.8~202 kgf.m,
13.1~16.0 lb-ft)
4. Start the engine and check the oil leakage.
5. Stop the engine and check oil level. Refill engine
oil as needed.
Oil Pressure check
Remove regulator valve assembly and install
pressure gauge (1). Warm up the engine until the
temperature reaches 70~90℃. Measure the oil
pressure at idle speed and max speed. If the
readings are below the limit, disassemble and check
the lubrication system.
Item Standard Limit
No load min rpm 1.5 kg/cm
2
0.5 kg/cm
2
No load max rpm 3~5 kg/cm
2
2 kg/cm
2
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