Discovery II
HEATING AND VENTILATION
80-30
REPAIRS
Pipe - Heater - Return
$% 80.25.12
Remove
1. Drain engine coolant.
ADJUSTMENTS, Drain and refill.
2. Release clip securing heater return hose to
heater return pipe and disconnect hose from
pipe.
3. Remove bolt securing heater return pipe to
heater feed pipe.
4. Release clips securing engine harness and
vacuum pipe to heater return pipe.
5. Remove bolt securing heater return pipe to
cylinder head.
6. Release clip securing engine coolant hose to
heater return pipe.
7. Release engine coolant hose from heater
return pipe and collect pipe.
Refit
1. Connect engine coolant hose to heater return
pipe and secure with clip.
2. Position heater return pipe to cylinder block and
secure with bolt.
3. Secure engine harness and vacuum pipe to
heater return pipe and secure with clips.
4. Fit and tighten bolt securing heater return pipe
to heater feed pipe.
5. Connect heater return hose to heater return
pipe and secure with clip.
6. Refill engine coolant.
ADJUSTMENTS, Drain and refill.
M80 0437
M80 0438
4
4
6
7
5
