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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
Air system pressure must be 120 psi
(827 kPa) before beginning
troubleshooting If air pressure gage
does not indicate 120 psi (827 kPa),
wait for system air pressure to build
before beginning troubleshooting
Inspect CTIS power manifold and controller
to see that all connectors are fully plugged in.
WIRE NO. 1886 VOLTAGE
TEST
(1)
Remove cab wire harness
connector from CTIS Controller.
(2)
Turn engine switch to ON position
(TM 9-2320-360-10)
(3)
Place positive (+) probe of
multimeter on position 10, wire no.
1886, of power connector.
(4)
Place negative (-) probe of
multimeter on known good ground
and look for 22-28 volts on
multimeter.
(5)
Turn engine switch to OFF position
(TM 9-2320-360-10)
(6)
Install cab wire harness connector
on CTIS controller
Change 1 2-827
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