TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
17. BAP WINCH DOES NOT OPERATE (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
from hydraulic cabinet cover and
remove cover.
(2) Remove right hand (J3) and left hand
WINCH OUT
(J4), 40-pin connectors from digital
SOLENOIDAND
contoller.
VALVE
(3) Set multimeter to ohms position.
POSITION 1
NOTE
POSITION 2
A reading of infinity indicates an
J3
POSITION
open circuit.
35
POSITION 5
(4) Connect multimeter between digital
controller wiring harness connector,
POSITION
33
(P2), position "2", and (J4), position
"1". Check multimeter for continuity.
(5) Connect multimeter between (P2),
position "3", and (J4), position "35".
POSITION
Check multimeter for continuity.
1
(6) Connect multimeter between (P2),
position "4", and (J4), position "33".
POSITION
Check multimeter for continuity.
J4
35
(7) Connect multimeter between (J3),
position "5", and winch out solenoid
connector, position "1". Check
multimeter for continuity.
(8) Connect multimeter between (J3),
P2
position "35", and winch out solenoid
connector, position "2". Check
multimeter for continuity.
POSITION 2
POSITION 4
POSITION 3
Change 1
4-49395
3- 0. 5
