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Page Title:
AIR CONDITIONER DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Disconnect male connector from
female connector for dark green wire at
low pressure auto-off switch.
(3) Connect multimeter positive lead (+) to
low pressure cut-off switch where dark
green wire connects.
(4) Connect multimeter negative lead () to
known good ground.
(5) Connect negative battery cable to
negative side of battery (Para 8-42).
(6) Turn engine start switch to START
position, START ENGINE
(TM 10-3930-673-10).
(7) Turn heater/air conditioner switch to
A/C (TM 10-3930-673-10)
(a) If voltage is present, go to Step 8
of this fault.
(b) If voltage is not present, notify
Direct Suport to replace low
pressure cut-off switch.
(8) Turn heater/air conditioner switch OFF
(TM 10-3930-673-10)
(9) Turn engine start switch to OFF
position (TM 10-3930-673-10).
(10) Disconnect negative battery cable from
C
MALE
negative side of battery (Para 8-42).
ONNECTOR
(11) Connect male connector to female
C FEMALE
ONNECTOR DARW GREEN
K
connector.
IRE
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Disconnect male connector from
female connector.
(3) Connect multimeter positive lead (+) to
high pressure cut-off switch where dark
green wire connects.
(4) Connect multimeter negative lead () to
known good ground.
(5) Connect negative battery cable to
C IGH PRESSURE
H
negative side of battery (Para 8-42).
(6) Turn engine start switch to START
UT-OFF SWITCH
position, START ENGINE
C OW PRESSURE
L
(TM 10-3930-673-10).
UT-OFF SWITCH
(7) Turn heater/air conditioner switch to
A/C (TM 10-3930-673-10)
(a) If voltage is present, go to Step 9
of this fault.
(b) If voltage is not present, repair dark
green wire (Para 8-48).
(8) Turn heater/air conditioner switch OFF
(TM 10-3930-673-10)
(9) Turn engine start switch to OFF
position (TM 10-3930-673-10).
(10) Disconnect negative battery cable from
negative side of battery (Para 8-42).
(11) Connect male connector to female
connector for dark green wire at high
pressure cut-off switch.
TR01112
2-457
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