ENGINE COOLANT TEMPERATURE INDICATOR CIRCUIT.

TM 9-2350-238-20-1

2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).

M. ENGINE COOLANT TEMPERATURE INDICATOR CIRCUIT.

Step 1.

To access indicators, remove driver's instrument (gage) panel. Refer to

page 2-571. Disconnect lead 27 from ENGINE WATER (COOLANT)

TEMP indicator. Place red probe in lead 27. Ground black probe. Set

MASTER and INST switches ON. If multimeter indicates no voltage, go to

step 2. If multimeter indicates about 24 volts, go to step 3. Set MASTER

and INST switches OFF. Connect lead 27 to ENGINE WATER

(COOLANT) TEMP indicator.

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