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TM 9-2320-364-20-4
2-3090
Hydraulic selector switch is in
CRANE/SRW mode.
LHS operates when nothing is
connected to interface quick
disconnect and hydraulic
selector switch is in AUTO
or MAN mode.
Batteries OK.
EMM module hooked up to truck
interface kit.
Circuit breaker CB29 not tripped.
Hoses and tubes OK.
Quick disconnect OK.
Jumper wire in S4 connector
terminals 1 and 5 OK.
Wire 1731 from connector S4
terminal 1 to connector MC29
terminal D OK.
Wire 1731 from connector MC29
terminal D to connector MC135
terminal A OK.
Wire 1731 from connector
MC135 terminal A to relay
R36 terminal 86 OK.
LED #3 lamp OK.
Wire 1435 from relay R36
terminal 85 to rectifier terminal
AC OK.
Rectifier OK.
2. INTERFACE KIT HYDRAULICS INOPERATIVE (CONT).
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
13.
Is continuity measured on
wire 1435A at connector
MC131 terminal A and
rectifier positive (+) terminal?
If wire 1435A is loose, faulty, or
shorted to ground, interface will
not be grounded.
WARNING
Read WARNING
on Page 2-3091
Wire 1435A from connector
MC135 terminal H to
connector MC131 terminal A
faulty.
Relay R36 faulty.
YES
NO
Repair wire 1435A
(see schematic Fig
2-75) or notify DS
Maintenance. Verify
repair, go to Step 21 of
this Fault.
Replace relay R36
(Para 21-15). Verify
repair, go to Step 21 of
this Fault.
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