2007 ISUZU KB P190 Workshop Repair Manual

Page 1025 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6D – 24  ENGINE ELECTRICAL 
   
 
 RTW46DSH002601 
Important Operations 
1. Lead Wire 
Disconnect the lead wire at the magnetic switch. 
 
 
 
 RTW46DSH002701   
3.  Magnetic Switch Assembly 
Remove

Page 1026 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE ELECTRICAL   6D – 25 
   
 
 RTW46DSH003101   
Remove the yoke along with the armature and the brush  
holder from the gear case.  
Remove the brushes and commutator carefully so as not  
to

Page 1027 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6D – 26  ENGINE ELECTRICAL 
  INSPECTION AND REPAIR 
Make the necessary adjustments, repairs, and part replacement if excessive wear or damage is discovered during  
inspection. 
 
ARMATURE 
1.  Mea

Page 1028 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE ELECTRICAL   6D – 27 
   
 
 RTW46DSH003701   
6.  Use the circuit tester to check the armature for 
continuity. 
1  Hold the circuit tester probes against two  commutator segments. 
2  Repea

Page 1029 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6D – 28  ENGINE ELECTRICAL 
BRUSH AND BRUSH HOLDER 
1.  Use a vernier caliper to measure the brush length (four 
brushes).  
Replace the brushes as a set if one or more of the 
brush lengths is less

Page 1030 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE ELECTRICAL   6D – 29 
  REASSEMBLY 
  
 
 
RTW46DLF000601 
 
 
Reassembly Steps     
   1.  
Magnetic switch assembly   
 14. Pinion stopper 
   2.  
Magnetic switch      15. Pinion stopper c

Page 1031 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6D – 30  ENGINE ELECTRICAL 
   
 
 RTW46DSH005601 
Important Operations 
1.  Magnetic Switch Assembly 
1.  Attach the torsion spring to the hole in the magnetic  switch as illustrated. 
2.  Insert t

Page 1032 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE ELECTRICAL   6D – 31 
  
 
 
 
 
 
 24. Through Bolt 
Install the through bolts in the rear cover and tighten them  
to the specified torque.  
Through Bolt Torque  N⋅m (kg ⋅m/lb ⋅ft)
8