TM 5-4310-378-14
3-26. IGNITION SWITCH
This task covers:
a. Inspection
b. Testing
c. Replacement
Tools:
M u l t i m e t e r , Type TS-352 B/U
9 / 1 6 - i n . Wrench
Materials:
B r u s h , Cleaning (Appendix E, item 1)
Rag, Wiping (Appendix E, item 3)
S o l v e n t , Drycleaning (Appendix E, item 2)
I g n i t i o n Switch
Equipment Condition:
Ignition switch pushed in (Table 2-1, 8).
R i g h t wheel removed from hand truck.
F l y w h e e l shroud and recoil starter removed (para 3-23).
a . Inspection
( 1 ) Inspect ignition switch for
c o r r o s i o n , obvious burn spots or
o t h e r damage, and rough
operation.
( 2 ) Damage to the switch or rough
o p e r a t i o n indicate a defective
switch.
b. Testing.
( 1 ) Use a multimeter to test switch
for continuity.
(2) Resistance between switch
t e r m i n a l s and ground should be
greater than 1 megohm
(3) If less than 1 megohm, replace
i g n i t i o n switch.
c.
Replacement.
(1) Removal
(a) Remove ignition switch
m o u n t i n g nut (3) and plate
(2).
(b) Disconnect cable assembly
( 4 ) from ignition switch (l).
(c) Remove ignition switch (l).
3-39
