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TM 9-2320-364-20-3
2-2486
7.
Repair wire 1790 (see
schematic Fig 2-56) or
notify DS Mainte-
nance. Verify repair,
go to Step 18 of this
Fault.
YES
NO
No mission module hooked up
to interface quick disconnect.
LED #2 lamp OK.
Wire 1790 between LED #2
lamp and relay R35 terminal
87 faulty.
Relay R35 faulty.
Wire 1734 between relay R35
terminal 30 and resistor
faulty.
Resistor faulty.
Wire 1734 between resistor
and rectifier terminal AC
faulty.
Wire 1734 between resistor
and connector MC135
terminal B faulty.
Wire 1734 between connector
MC135 terminal B and
connector MC132 terminal 1
faulty.
Wire 1435 between connector
MC132 terminal 2 and
connector MC135 terminal C
faulty.
Wire 1435 between connector
MC135 terminal C and LED
#2 lamp faulty.
Wire 1435 between LED #2
lamp and relay R35 terminal
85 faulty.
Wire 1734 between relay R35
terminal 86 and resistor faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Voltage test.
STE/ICE-R #89.
If wire 1790 from relay R35 to
LED #2 lamp is loose, faulty or
shorted, 22 to 28 vdc will not be
present.
Are 22 to 28 vdc measured at
LED #2 lamp with engine
switch in the ON position and
hydraulic selector switch in
AUTO or MAN mode?
15 LHS INOPERATIVE WITH INTERFACE KIT INSTALLED (CONT).
WARNING
Read WARNING
on Page 2-2487
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