Rover DEFENDER 300Tdi, Workshop Manual

Page: 46 / 450

MAINTENANCE
5 MAINTENANCE
CHECK COOLING, INTERCOOLING AND HEATING
SYSTEMS
Check cooling, and heater systems for leaks and
pipes/hoses for security and condition. Refill or top up
as necessary.
CAUTION: It is important that the correct
procedure is followed when refilling or
topping up the cooling system to avoid
trapping air in the system.
WARNING: Do not remove caps and plugs
when engine is hot because cooling
system is pressurised and personal
scalding could result.
1. Remove plastic plugs from thermostat housing
and radiator.
2. Fill cooling system with 50% - 50% of
water/anti-freeze mixture.
3. Fill from expansion tank until radiator is full, with
level in expansion tank the same as in radiator.
NOTE: Care should be taken to avoid
excess coolant spillage from radiator.
4. Fit plastic plug in radiator.
5. Add a further 1 litre (1.76 pints) of coolant to
expansion tank and allow to settle.
6. Refit expansion tank cap and thermostat
housing plug.
7. Run engine at idle speed for five minutes.
8. Switch off engine, check that expansion tank
coolant is level with top of indicator post and top
up as necessary.
Check intercooler and turbo-charger system for air
leaks and pipes/hoses for security and condition.
All system hoses should be renewed at first signs of
deterioration.
VALVE CLEARANCES - CHECK/ADJUST
Check/adjust valve clearances. See ENGINE,
Adjustment, Valve clearances - check and adjust
RENEW FUEL FILTER ELEMENT
Remove
1. Clean area around filter head and position a
container beneath.
2. Unscrew and remove filter, catch fuel released.
Refit
3. Wet seal of new filter with fuel.
4. Screw new filter into position.
5. Ensure drain tap is fully closed.