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CONTINUITY TEST
CAUTION
Electrical power must be disconnected from circuit before
continuity can be checked. Failure to comply may result in
damage to test equipment or electrical system.
(1)
Disconnect wiring from components at each end of wire.
(2)
Set multimeter to ohms position.
NOTE
A reading of infinity indicates an open circuit.
(3)
Connect multimeter leads to each end of wire and check
multimeter for continuity.
NOTE
Any reading besides infinity indicates a grounded wire.
(4)
Remove multimeter lead from one end of wire and connect
to chassis ground.
TM 9-2320-360-20-1
WARNING
Jewelry can catch on equipment and cause Injury or short across electrical
circuit and cause severe burns or electrical shock. Remove rings,
bracelets, watches, necklaces, and any other jewelry before working
around HET Tractor.
NOTE
Power wire for right front turn signal is wire no
1001, left front is wire no. 1002, right rear is
wire no. 1004A, and left rear is wire no.
1003A.
WIRE NO. 1012 VOLTAGE
TEST
(1)
Turn ENGINE switch to ON position.
(2)
Place turn signal switch in left or right
position.
(3)
Place positive (+) probe of multimeter
on power wire at inoperative light.
(4)
Place negative (-) probe of multimeter
on ground and look for 10-14 volts on
multimeter.
(5)
Place turn signal switch in center
position.
(6)
Turn ENGINE switch to OFF position
CIRCUIT BREAKER TEST
(1)
Remove eight screws and panel from
console
(2)
Turn ENGINE switch to ON position.
(3)
Place positive (+) probe of multimeter
on lower terminal of circuit breaker.
(4)
Place negative (-) probe of multimeter
on ground and look for 10-14 volts on
multimeter.
(5)
Turn ENGINE switch to OFF position.
Change 2 2-537
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