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TM 9-2320-364-20-4
2-3074
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.
LED #3 lamp illuminated.
LED #1 lamp illuminated.
2. INTERFACE KIT HYDRAULICS INOPERATIVE (CONT).
Auxiliary supply valve faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Manual override test.
YES
NO
Notify DS
Maintenance.
Replace auxiliary
supply valve (Para
21-17). Verify repair,
go to Step 21 of this
Fault.
5.
Do hydraulics operate with
auxiliary supply valve knob
turned out?
Replace auxiliary
supply valve solenoid
(Para 21-17). Verify
repair, go to Step 21 of
this Fault.
If interface operates with
supply solenoid valve
overridden, supply solenoid
valve and components
supplying voltage to valve are
suspect.
WARNING
Read WARNING
on Page 2-3075
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