TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
18. BAP WINCH DOES NOT WIND OUT (MODEL B ONLY) (continued).
HYDRAULICCABINET
COVER
CONTINUITY TEST
CAUTION
Electrical power must be shut off
from circuit before continuity can
be checked. Failure to comply with
this caution may result in damage
to test equipment or electrical sys-
tem.
(1) Remove six screws and flatwashers
WINCH OUT
from hydraulic cabinet cover and
remove cover.
CONNECTOR
(2) Remove right hand (J3) and left hand
POSITION 1
(J4), 40-pin connectors from digital
contoller.
POSITION 2
(3) Set multimeter to ohms position.
NOTE
A reading of infinity indicates an
open circuit.
POSITION
(4) Connect multimeter between digital
33
controller wiring harness connector,
(P2), position "2", and (J4), position
"1". Check multimeter for continuity.
POSITION
(5) Connect multimeter between (P2),
1
position "3", and (J4), position "35".
Check multimeter for continuity.
POSITION
(6) Connect multimeter between (P2),
J4
35
position "4", and (J4), position "33".
Check multimeter for continuity.
P2
POSITION 4
POSITION 3
Change 1
4-4-02.7
4 405
