Maintenance
Cooling System
141 9821/6100-4 141
Cooling System
General
Check (Leaks)
Before you start the machine, inspect the system for leaks:
1. Make the machine safe.
Refer to: Maintenance Positions (Page 122).
2. Get access to the cooling pack.
Refer to: Access Apertures (Page 125).
3. Check the cooling system for leaks.
4. If necessary, contact your JCB dealer.
Coolant
Check (Condition)
Refer to: Coolant (Page 180).
Check (Level)
1. Make the machine safe.
Refer to: Maintenance Positions (Page 122).
2. Let the engine cool.
3. Get access to the radiator filler cap and expansion bottle.
Refer to: Service Points (Page 123).
CAUTION! The cooling system is pressurised when the coolant is hot. When you remove the cap, hot
coolant can spray out and burn you. Make sure that the engine is cool before you work on the cooling
system.
4. Check the level of coolant in the radiator and in the expansion bottle. If necessary, top-up the system:
4.1. Carefully remove the filler cap.
4.2. If necessary top-up the coolant to the neck of the expansion tube.
4.3. If necessary top-up the coolant in the expansion bottle so that it is half full.
4.4. Install the filler cap, make sure that it is tight.
Cooling Pack
Clean
1. Make the machine safe.
Refer to: Maintenance Positions (Page 122).
2. Let the engine cool.
3. Get access to the cooling pack.
Refer to: Access Apertures (Page 125).
4. If necessary, use a soft bristle brush or compressed air to remove all debris from the cooling pack.
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