Heater unit - overhaul
1 With the heater unit removed from the vehicle, remove the two securing screws and withdraw the heater matrix from the casing (see illustrations).
19.1a Remove the securing screws . . .
19.1b . . . and withdraw the heater matrix
2 Cut the heater casing gasket in line with the casing joint, then use two suitable screwdrivers to prise off the retaining clips and separate the casing halves. Withdraw the lower part of the casing to the side.
3 Remove the air flap valves, then press the control levers from the casing. Note that the “up/down” control lever can only be removed when the marks are aligned as shown (see illustration).
19.3 Heater “up/down” control lever must be aligned as shown before removal
Note that the cross marks are for right-hand drive vehicles
4 Clean all components and hose through the matrix to remove any debris. If necessary use a chemical cleaner to clear the inner passage of the matrix. Renew the components as necessary.
5 Reassembly is a reversal of dismantling.
See also:
Engine coolant renewal (Every 36 000 miles (60 000 km) or 3 years)
Caution: Before proceeding,
note the precautions given in
Chapter 3, Section 1.
1 Disconnect the battery negative lead.
2 It is preferable to drain the cooling system
with the engine cold. If thi ...
Electrical fault-finding - general information
Note: Refer to the precautions given in “Safety
first!” and in Section 1 of this Chapter before
starting work. The following tests relate to testing
of the main electrical circuits, and should not ...
Crankshaft and bearings - examination and renovation
1.8 litre (R2A type)
1 Examine the bearing surfaces of the
crankshaft for scratches or scoring and, using
a micrometer, check each journal and
crankpin for ovality. Where this is found to be
in e ...
