Maintenance RD 27
90 wc_tx000815gb.fm
5.36 Checking the Engine Water Pump
Prerequisites
Machine shut down
Engine cool
When
Every 3000 hours of service or 2 years
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Background
If the water pump fails, the engine will overheat which can cause:
Cracks in the cylinder head
Piston seizure
Procedure
Follow the procedure below to check the engine water pump.
1. Open the engine compartment.
2. Remove the fan guard and shroud.
3. Locate the water pump (a).
4. Visually inspect the water pump for leaks.
5. Replace the fan cover and shroud.
If Then
Leaks are found, replace all seals.
There is an excessive leakage of coolant, replace the engine water pump.
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