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 dismantling, examination, renovation and reassembly - general
information
Dismantling
1 It is best to mount the engine on a
dismantling stand but if this is not available,
stand the engine on a strong bench at a
comfortable working height. Failing this, it will
have to ...
Air filter maintenance
Refer to the scheduled maintenance guide for the appropriate intervals
for changing the air filter element.
When changing the air filter element, use only the Motorcraft air filter
element listed ...
Crankshaft and main bearings - removal and refitting
Note: A new crankshaft rear oil seal and a new
rear oil seal housing gasket should be used on
refitting.
Removal
1 With the engine removed from the vehicle,
remove the timing chain and crankshaft ...
