POWER SYSTEM
TB20J Plus Maintenance Manual 65
© Feb. 2023
Cleaning with a high pressure cleaner
• Clean the engine with a steam jet with the maximum
spray pressure of 6MPa (870psi), the maximum
steam temperature of 90℃ (194℉), and the distance
at least 1m (3.3ft).
• Warm up the engine so that the water residues
evaporate.
• Always clean the cooler and cooling fins from the ex-
haust air side to the fresh air side.
7.2 YUCHAI YCF30
1. Intake connecting pipe
2. Intake pipe
3. Oil-gas separator
4. Engine oil cooler
5. Flywheel housing
6. Oil filter
7. Oil pan
8. Crankcase
9. Cylinder block
10.Fuel injection pump
11. Fan
12.Water pump
13.Diesel filter
14.Common rail pipe
1. Thermostat cover
2. Generator
3. Crankshaft Pulley
4. Gear housing and cover
5. Starter
6. Cylinder head
7. Exhaust pipe
8. Cylinder head cover
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