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TM 9-2320-360-20-1
WIRE HARNESS
VOLTAGE TEST
(1)
Turn ENGINE switch to ON
position.
(2)
Place positive (+) probe of
multimeter on screw terminal
of circuit breaker.
(3)
Place negative (-) probe of
multimeter on known good
ground and look for 22-28
volts.
(4)
Turn ENGINE switch to OFF
position
CIRCUIT BREAKER
TEST
(1)
Turn ENGINE switch to ON
position.
(2)
Place positive (+) probe of
multimeter on spade terminal
of circuit breaker.
(3)
Place negative (-) probe of
multimeter on known good
ground and look for 22-28
volts.
(4)
Turn ENGINE switch to OFF
position.
BLOWER FAN SWITCH
TEST
(1)
Turn ENGINE switch to ON
position.
(2)
Place positive (+) probe of
multimeter on green wire ter-
minal of ventilator wire har-
ness at blower fan switch.
(3)
Place negative (-) probe of
multimeter on known good
ground and look for 22-28
volts.
(4)
Turn ENGINE switch to OFF
position.
Change 1 2-628.7
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