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TM 9-2320-364-20-3
2-2587
(1) Disconnect connector from one of
the two switches.
(2) Is there continuity between switch NC
terminal and switch COM terminal?
(a) If there is no continuity, replace
switch (Para 18-4).
(b) If there is continuity, go to Step (3)
below.
(3) Is there continuity between switch
COM terminal and switch NO
terminal?
(a) If there is continuity, replace
switch (Para 18-4).
(b) If there is no continuity, go to
Step (4) below.
(4) Is there continuity between switch
NC terminal and switch COM
terminal with controller lever held in
UP position?
(a) If there is continuity, replace
switch (Para 18-4).
(b) If there is no continuity, go to
Step (5) below.
(5) Is there continuity between switch
COM terminal and switch NO
terminal with controller lever held in
UP position?
(a) If there is no continuity, replace
switch (Para 18-4).
(b) If there is continuity, go to
Step (6) below.
(6) Repeat Steps (1) through (5) for
other switch.
(7) Install both connectors on switches.
CONTINUITY TEST
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical
circuits, a direct short may result. Damage to equipment, injury or death to personnel may occur.
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