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Page Title:
MATERIAL HANDLING CRANE (MHC) DOES NOT OPERATE (CONT) |
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 TM 9-2320-366-20-3
e104. MATERIAL HANDLING CRANE (MHC) DOES NOT OPERATE (CONT)
KNOWN INFO
TEST OPTIONS
4.
Continuity Test or
Battery voltage OK.
STE/ICE-R Test #91
Circuit breakers OK.
Is continuity present between
REASON FOR QUESTION
Auxiliary panel cable assembly
connector P171-B and
OK.
ground?
If continuity is not present,
Dashboard wiring harness OK.
wire 3077 is faulty.
Hydraulic system OK.
POSSIBLE PROBLEMS
Faulty crane power cable.
Faulty junction box internal
NO
wiring.
Faulty reverse polarity diode(s).
Repair wire 3077 (para 2-45) or
YES
replace crane power cable (para 7-90).
KNOWN INFO
TEST OPTIONS
5.
Continuity Test or
Battery voltage OK.
STE/ICE-R Test #91
Circuit breakers OK.
Is continuity present between
REASON FOR QUESTION
Auxiliary panel cable assembly
connector P171-E and
OK.
ground?
If continuity is not present,
Dashboard wiring harness OK.
wire 3078 is faulty. If
Hydraulic system OK.
continuity is present, notify DS
POSSIBLE PROBLEMS
Maintenance.
Faulty crane power cable.
NO
Faulty junction box internal
wiring.
Faulty reverse polarity diode(s).
Repair wire 3078 (para 2-45) or replace
YES
crane power cable (para 7-90).
Notify DS Maintenance.
2-1168
Change 2
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