300Tdi Discovery
ELECTRICAL
1
OVERHAUL
DISTRIBUTOR-LUCAS 35DLM8
Overhaul
DISTRIBUTOR CAP
Service repair no - 86.35.10
1. Unclip and remove cap
2. Fit a new cap if faulty.
3. Clean cap and HT brush with a lint free cloth.
ROTOR ARM
Service repair no - 86.35.16
1. Pull rotor arm from shaft.
2. Fit a new rotor arm if faulty.
INSULATION COVER (FLASH SHIELD)
Service repair no - 86.35.40
1. Remove cover secured by three screws.
2. Fit a new cover if faulty.
VACUUM UNIT
Service repair no - 86.35.21
1. Remove two screws from vacuum unit securing
bracket. Disengage vacuum unit connecting rod
from pick-up base plate connecting peg.
Withdraw vacuum unit from distributor body.
AMPLIFIER MODULE
Service repair no - 86.35.30
1. Remove two screws and withdraw module.
2. Remove gasket.
3. Remove two screws and cast heatsink.
WARNING: Amplifier module is a sealed
unit containing Beryllia. This substance is
extremely dangerous if handled. DO NOT
attempt to open or crush module.
PICK-UP AND BASE PLATE ASSEMBLY
Service repair no - 86.35.42
1. Use circlip pliers to remove circlip retaining
reluctor on rotor shaft.
2. Remove flat washer, and ’O’ ring recessed in top
of reluctor.
3. Gently withdraw reluctor from shaft, taking care
not to damage teeth.
NOTE: Coupling ring fitted beneath
reluctor.
4. Remove three support pillars and cable
grommet. Lift out pick-up and base plate
assembly.
NOTE: Do not disturb two barrel nuts
securing pick-up module, otherwise air
gap will need re-adjustment.
5. Fit a new pick-up and base plate assembly if
module is known to be faulty, otherwise check
pick-up winding resistance (2k-5k ohm).
Reassemble
6. This is mainly a reversal of dismantling
procedure, noting following points:
