Range Rover Classic. Manual — part 158
CHASSIS AND BODY
55
REPAIR
MOTOR DRIVE ASSEMBLY AND CONTROL UNIT
Service repair no - 76.82.72 / 76.82.73
NOTE: The following servicing of sunroof
assembly can be carried out without
removing complete sunroof assembly.
Remove
1. Close sunroof and disconnect battery negative
lead.
2. Release two turnbuckles to access motor drive
assembly and control unit, located behind
switchplate.
3. Remove switchplate and disconnect two
multiplugs.
4. Release front of roof headlining to access motor
drive assembly and control unit.
5. Disconnect two multiplugs from control unit to
motor drive and to main harness.
6. Remove three screws securing motor drive
assembly.
7. Remove motor drive assembly.
8. To remove control unit undo screw. Lower then
move control box inwards to release from
mounting.
9. Inspect motor drive assembly and control unit for
wear and damage, renew as necessary.
Refit
10. Refit motor drive assembly ensuring metal insert
is fitted.
CAUTION: The motor drive assembly gear
will not mesh correctly with drive cables if
metal insert is NOT refitted.
11. Refit control unit.
12. Check timing of the control unit to sunroof:
A ’V’ shaped notch should be visible through slot
in control unit when sunroof is fully closed.
13. Reverse removal procedure. 2 to 5.
14. Check sunroof operates correctly.
76
CHASSIS AND BODY
56
REPAIR
GLASS SUNROOF COMPLETE ASSEMBLY
Service repair no - 76.82.59
Remove
1. Open sunroof rearwards. Disconnect battery
negative lead.
2. Remove switchplate and disconnect two
multiplugs from switch and courtesy light.
3. Remove headlining.
See Headlining
4. Remove four clips and disconnect drain tubes.
5. Disconnect multiplug from control unit to main
harness.
6. With assistance remove eight nuts and washers
and two bolts. Lower sunroof assembly remove
through rear of vehicle.
Refit
7. Manually close sunroof.
See Manual
Operation
8. Lift complete sunroof assembly to roof panel.
9. Fit loosely eight retaining nuts and washers and
two bolts.
10. Ensure closed sunroof fits equally positioned in
roof panel aperture. Tighten retaining nuts and
bolts, recheck fit.
11. Connect electrical multiplugs to main harness
and sunroof switch.
12. Check sunroof operates correctly and leave in
open position.
13. Disconnect sunroof switch
14. Fit drain tubes with retaining clips.Water test to
ensure watertight seal.
15. Fit headlining and sunroof trim.
16. Reconnect electrical multiplugs to sunroof switch
and interior light then fit switchplate.
17. Close sunroof and draw sunshade.
CHASSIS AND BODY
57
REPAIR
SLIDE AND GUIDE CHANNEL ASSEMBLIES OR
SUNSHADE PANEL
Service repair no - 76.82.71 / 76.82.03
NOTE: The following can be carried out
without removing complete sunroof
assembly.
The sunshade panel is removed by releasing,
either left or right slide and guide channel
assembly, instructions 1. to 12.
Remove
1. Remove glass panel assembly.
See Glass
Panel Assembly
2. Remove sunroof wind deflector assembly.
See
Wind Deflector Assembly
3. Remove rear cross member drain channel.
4. Move tilt slide rearwards until location cam is
clear of locator block.
5. Remove locator block.
6. Move tilt slide forwards until location cam has
reached position it normally locates into locator
block. Manually adjust the cam outwards to allow
tilt slide to pass and attain full tilt position.
76
CHASSIS AND BODY
58
REPAIR
7. The drive cable end is now accessible.
Disconnect drive cable from slide assembly.
8. Push tilt slide rearwards reversing instruction 6.
9. Push complete slide assembly rearwards
approximately 2".
10. Remove front end stop and attaching screw from
centre of guide channel.
11. Push guide channel assembly out sideways to
release guide channel from roof panel.
12. Slide sunshade panel forward and lift out of
runner to remove.
Continue for removal of slide and guide
channel assembly.
13. Using a flashlight directed between roof panel
and sunroof assembly. Observe for reassembly
guide channel rear spring fixing point.
14. Pull guide channel forward to release from rear
spring fixing point. Remove guide channel
assembly.
Refit
15. Reverse removal procedure.
16. Check sunroof operates correctly.
TIMING OF CONTROL UNIT TO SUNROOF
OPERATION
The timing of control unit to sunroof operation will be
disturbed:-
If sunroof position is altered when control unit is
removed.
Or control unit is removed and control unit gear is
moved.
1. To check timing of control unit to sunroof. A ’V’
shaped notch should be visible through slot in
control unit when sunroof is in fully closed
position.
2. To check control unit timing when glass panel is
removed. A ’V’ shaped notch should be visible
through slot in control unit when sunroof tilt
mechanism rivet is at a tangent to angle on
guide channel. Viewed from inside vehicle.
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