Defender (1993+). Manual — part 102
ELECTRICAL EQUIPMENT
RENEW
WIPER
MOTOR
AND DRIVE RACK
Removing wiper motor
1.
Disconnect the battery.
2.
Remove the wiper arms.
3.
Remove the single screw and remove the
fascia side panel.
4.
Remove the five screws and withdraw the
instrument panel as far as possible without
straining the wires and cables.
8.
Release the fascia panel left-hand support
bracket.
9. Remove fascia lower panel finisher.
10.
Remove fascia lower panel.
5.
Remove the single screw securing steering
wheel centre pad.
6. Turn steering wheel to straight ahead position
and mark the relationship
of
the steering
wheel to the column and remove the nut.
Withdraw the wheel using special
tool
18G
1014
or a suitable alternative puller.
7 .
To
remove the air conditioning panel and
controls, remove the
two
screws at the right
hand side of the panel and the single screw at
the left-hand side, inside the instrument cowl.
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REISSUED:
FEB
1993
ELECTRICAL EQUIPMENT
11.
12.
Remove earth lead.
13. Lift rubber sleeve from wiper motor and
Remove
slacken wiper motor to drive tube nut.
14. Remove the wiper motor retaining strap
1.
Pull the wiper arm away from the windscreen.
screws and remove strap together with
2. Using a small screwdriver, hold back the
mounting pad and earth tag.
spring clip which retains the arm to the
15. Pull the wiper motor and drive rack clear of
the drive tubes.
Disconnect the wiper motor wiring multiplug.
RENEW WINDSCREEN WIPER ARMS
spindle adaptor.
3.
Pull the wiper arm from the splined adaptor.
4. Switch the wiper motor to the "park" position
with the grub screw, retaining the adaptor,
uppermost.
5. Push the arm
on
to the adaptor
so
that the
wiper blade is just clear
of the windscreen
surround rubber.
6. Operate the wipers and if necessary adjust
the position of the arms.
Fitting
wiper motor
16. Feed the drive rack into the drive tube until
fully located in the wheel boxes.
17.
Finger tighten the drive tube nut.
18. Position the motor mounting pad and secure
the assembly with the strap
and
screws not
forgetting the earth tag.
19.
Tighten the drive tube nut and position the
rubber sleeve over the nut.
20. Connect the multiplug to the motor and the
earth lead to the tag on motor retaining strap.
21. Before fitting the fascia panels, fit the wiper
blades, connect the battery and test the wiper
operation.
22. Refit the fascia panels noting that the air
conditioning panel must be located and
secured, on the left side, with the single
screw, before the instrument panel is fitted.
23. Fit the steering wheel ensuring that the marks
made during removal coincide. Fit and tighten
the securing nut to the correct torque.
24. Fit the steering wheel centre pad with the
single screw.
REISSUED:
FEB
1993
21
ELECTRICAL EQUIPMENT
RENEW WINDSCREEN WIPER WHEELBOXES
Remove
7. Remove demister vent top duct.
6.
Remove right-hand vent demister vent fixing
and pivot vent and hose aside.
8.
Release the steering column upper and lower
9. Slacken the left and right-hand wheelbox nuts
1.
Disconnect the battery.
support rods.
2. Carry-out the instructions to remove the wiper
motor and drive rack for air conditioned
and remove drive tubes from wheelboxes.
vehicles, that is:
10. Remove wiper arm splined adaptor.
Wiper arms
11. Remove spacer, where fitted, early vehicles
Fascia side panel
only.
Instrument housing
12. Remove nuts securing left and right-hand
Fascia top crash rail
wheel boxes and withdraw wheelboxes from
Steering wheel
bulkhead.
Fascia panel air conditioning controls
Fitting wheelboxes
NOTE: It is important that during the following
assembly the fixings related to the wiper motor
and wheelboxes are finger tightened only until all
Wiper motor and drive rack
3. Remove centre and left-hand fascia top crash
rail support bracket fixings.
4.
Remove left and right-hand demister vents
the components are correctly aligned.
from ducts.
5. Remove right-hand demister vent hose from
duct.
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REISSUED: FEB 1993
ELECTRICAL
EQUIPMENT
13. Fit the wheelboxes to the bulkhead and
ELECTRICAL
SYSTEMS
loosely secure with the nut and washer.
14.
Loosely fit the drive tubes to the wheelboxes
The electrical systems on the vehicle are made
up of
15.
Feed the drive rack through the tubes until
separate harnesses of which the Engine Harness,
fully seated in both wheelboxes.
Chassis Harness and Main Harness Assembly are
16.
Loosely secure drive tube nut to wiper
motor.
the main components. These three harnesses
17
Loosely
fit
the wiper motor strap and earth
connect
together
and
to
smaller
individual
lead.
component harnesses to form the vehicle harness.
18.
When all components are correctly aligned,
Each harness can be separated and replaced
tighten the wheelbox nuts to secure the drive
individually The harnesses are shown in situ in the
tubes. Tighten the wheelbox to bulkhead nuts.
vehicle.
19.
Finally tighten the dnve tube nut to wiper
motor and motor strap screws.
The following harness descriptions include listings of
20. Connect the multiplug to wiper motor and
the items connected onto each harness and the
earth lead to strap tag.
colour coding of the relevant cables For information
21. Fit the spacer, where used, early vehicles
on the individual circuits which form the vehicle
only.
electrical system, refer to the Circuit Diagrams.
22. Fit the wiper arm adaptors.
23. Connect the battery and check the operation
For information
on
the location and identification of
of the motor and drive assembly and
relays. timers and control units, refer to the table and
wheelboxes.
illustration in this section.
24. Disconnect
the
battery
and
reverse
instructions 2 to 10. Ensure that the steering
column upper and lower support rod fixings
are tightened
to
the correct torque.
25. Reconnect the battery and check wiper
operation again and adjust arms if necessary.
23
RE-ISSUED:
FEB
1993
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