Figure 6-16. Field Winding Test Setup
Figure 6-17. Testing Commutator Frame
Two of the holders directly opposite
of each other are ground and should
cause the multimeter to indicate zero
ohms. The other two holders are
insulated and the multimeter should
indicate infinite resistance.
(i)
Should one or both of the insulated
holders
indicate
zero
ohms
resistance, they are grounded and
the commutator frame should be
replaced.
d.
Repair or Replacement. Refer to paragraph 6-
3.c for general repair or replacement instructions.
(1)
Replace burned or damaged field winding.
(2)
Replace
damaged
or
annealed
bush
springs.
(3)
Replace pinion drive if clutch is damaged or
the pinion teeth are worn.
(4)
Replace worn or damaged fork lever,
6-55