Yuchai YC310LC-8, Operation Manual

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Engine Cooling System
Maintenance instructions
The coolant level inspection every day or every 10 hours ...........................................................................
Checking the state of the rubber hose and clamps every day or every 10 hours ........................................
Cleaning the radiator blade every 500 working hours ..................................................................................
Coolant replacement each autumn and each summer ..............................................................................
Checking the coolant concentration every day or every 10 hours ...............................................................
1. Checking the coolant level
Before the new machine is used, you should
check the coolant level in the radiator, and later
on, check it once every day or every 10 working
hours.
Remove the radiator (radiator) cap, and check the
coolant level.
When the engine is at cold state, liquid level of
coolant is between the highest and lowest water
level.
Radiator cover
Max. water
level
Min. water
level
Balance tank
Warning: When you are unscrewing the radiator cap, the hot coolant will spray out.
The method of unscrewing the cap: making the cap slightly loose to let the
pressure fully released. If you screw the cap quickly, the coolant will spray out,
which may cause personal injury.
2. Checking the status of the rubber
hose and clamps
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