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TM 9-2320-364-20-3
2-2506
17.
Repair wire 1734 (see
schematic Fig 2-56) or
notify DS Mainte-
nance. Verify repair,
go to Step 18 of this
Fault.
YES
NO
No mission module hook-up to
interface quick disconnect.
LED #2 lamp OK.
Wire 1790 between LED #2
lamp and relay R35 terminal
87 OK.
Relay R35 OK.
Wire 1734 between relay R35
terminal 30 and resistor OK.
Resistor OK.
Wire 1734 between resistor and
rectifier terminal AC OK.
Wire 1734 between resistor and
connector MC135 terminal B
OK.
Wire 1734 between connector
MC135 terminal B and
connector MC132 terminal 1
OK.
Wire 1435 between connector
MC132 terminal 2 and
connector MC135 terminal C
OK.
Wire 1435 between connector
MC135 terminal C and LED #2
lamp OK.
Wire 1435 between LED #2
lamp and relay R35 terminal
85 OK.
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 1734 from relay R35 ter-
minal 86 to powerbox terminal 3
is loose, faulty or shorted, 22 to
28VDC will not be present.
Are 22 to 28 vdc measured on
wire 1734 at powerbox relay
R35 terminal 86 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 2-2507
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