Land Rover Defender 90 110 Workshop 1984 Rover Manual

ELECTRICAL EQUIPMENT - DIESEL ENGINE STARTER  MOTOR El 

86 ELECTRICAL EQUIPMENT- DIESEL ENGINE STARTER MOTOR i 
Brush box insulation 
32. Connect the test  lamp  between  a clean  part of the 
bracket  and each 
of the two  insulated  brush boxes 
in turn.  If the  test  lamp  lights  renew the 
commutator  end bracket  assembly. 
Bearing  bushes 
33. If the  armature  fouls the pole  shoes or side play 
exists  between  the armature  shaft and bush,  renew 
the  bearing  bushes using a  suitable  hand press 
mandrel. 
ASSEMBLE  STARTER MOTOR 
ReGassembly is...

ELECTRICAL EQUIPMENT- DIESEL ENGINE STARTER MOTOR (86 
TECHNICAL DATA .. .1./  ~ 
Starter 
performance (2M113) 
Minimum  battery requirement ................................ 12 V 178 Ah (20 hr  rate) battery at least 70% charged. 
........................................................ 
940 A max at 6.5 V min 
Lock  torque  39.4 Nm 
4.0 Kg m 
29.0 Ib ft 
......................................... 
540 A max at 8.0 V min 
Torque 
at 1000 
rev/min 14.9 Nm 
1.5 Kg m 
11.0 Ib ft 
Light  running  current...

I86 I ELECTRICAL EQUIPMENT- V8 ENGINE STARTER MOTOR 
V8 ENGINE STARTER  MOTOR (3MlOOPE) 
DISMANTLE TEST AND OVERHAUL 
DISMANTLE 
1. Remove the starter  motor. 
2.  Remove  the connecting 
link between  the starter 
and 
the solenoid  terminal ‘STA’. 
3. Remove  the solenoid  from the drive  end bracket. 
4.  Grasp 
the solenoid  plunger and lift the  front  end to 
release 
it from  the top of the drive  engagement 
lever. 
5.  Remove  the end  cap seal. 
6.  Using  an engineer’s  chisel, cut through  a...

ELECTRICAL EQUIPMENT - V8 ENGINE STARTER MOTOR 
22. Check  the insulation  of the  brush  springs  by 
connecting  a 110 
V A.C. 15W test  lamp  between  a 
clean  part 
of the commutator  end cover  and each  of 
the springs in turn.  The lamp  should not light. 
L 
86 
Armature - 
I. . 23. Check  the commutator.  If cleaning  only is 
necessary,  use a flat  surface  of very 
fine glass 
paper,  and then  wipe  the commutator  surface with 
a  petrol
-moistened  cloth. 
24.  If necessary,  the...

86 
Field coil insulation 
ELECTRICAL EQUIPMENT - V8 ENGINE STARTER  MOTOR 
So I en o i d 
26. 
27. 
28. 
20. 
30. 
Disconnect  the end of the  field  winding  where it is 
riveted  to 
the yoke, by filing  away the riveted  over 
end 
of the  connecting-eyelet  securing  rivet, 
sufficient  to enable  the rivet  to be tapped  out 
of the 
yoke.  Connect  a 
110 V A.C. 15 W test  lamp  between the 
disconnected  end of the  winding  and a clean  part of 
the yoke. 
Ensure  that the brushes 
or bare...

ELECTRICAL EQUIPMENT- FOUR CYLINDER PETROL ENGINE STARTER 1861 
, I, : 47. Using a suitable tube, drive a new spire  ring into , .. , position, as illustrated. The position of the spire 
ring 
on the  armature  shaft determines  the armature 
end
-float  which  should be 0,25 mm (0.010 in) 
maximum  between the spire  retaining  ring and the 
sintered  bearing bush shoulder.  Care, therefore, 
must  be used  when  fitting 
the spire ring. 
I* . 
Dimension A 25,4 mm (1 .OO ins) 
Dimension 
B 19 mm (0.75...

ELECTRICAL EQUIPMENT - FOUR CYLINDER  PETROL ENGINE STARTER 
13. Drive  the pivot  pin from  the engagement  lever and 
14. Move the thrust  collar clear of the  jump  ring, and  23. 
Polish  the commutator  with very fine sandpaper. 
24.  Using  an air  blast,  clean any copper  residue  from 
drive
-end  bracket. 
the armature. 
remove  the jump  ring from 
the armature  shaft. 
15.  Remove  the thrust  collar. 
16.  Remove  the roller  clutch  drive and engagement IMPORTANT:  The commutator  segment...

ELECTRICAL EQUIPMENT - FOUR CYLINDER PETROL ENGINE  STARTER El 
$:.::;:$ .>.. .. 27. Check the shaft  for distortion; if the  shaft  is bent  or 
distorted  the armature  must be renewed.  Do not 
attempt  to straighten  the shaft  or machine  the 
armature  core laminations. .;:

ELECTRICAL EQUIPMENT- FOUR CYLINDER PETROL ENGINE STARTER 
52. Operate the switch  and note  the ammeter,  volt- 
meter, and spring  balance  readings.  Calculate  the 
lock  torque  by multiplying  the reading  of the  spring 
balance 
in pounds  by the  length  of the  arm in feet. 
53.  Check  the readings  obtained 
in instruction 52 
against the figures  given in DATA for lock  torque 
current  and voltage. 
NOTE: If a constant-voltage  supply is used for this  test, 
a  higher  voltage  may be...