2. Drain the cooling system (Section 2).
3. Unscrew the bolt from the heater tube retainer and disconnect the heater tubes. Be prepared for some coolant leakage.

4. Remove the mounting screws and remove the radiator from the heater.

5. Reassemble in reverse order, but install a new O-ring on the two pipes. Top up the system with coolant as described in Section 2.
Figure 11.16 Heating appliance parts
1 Fan motor assembly
2 Dashboard
3 Fan switch
4 Heating device
5 Radiator
6 Air duct (left)
7 Air duct (right)
8 Air duct (center)
9 Air duct (windshield)
10 Air duct (windshield)
11 Air ducts for blowing air into the center of the cabin
12 Air duct for side window heater
13 Fan shroud
Article posted on an online resource: opelbook

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