TM 9-2350-256-20-1
0049 00
CORRECTIVE ACTION Continued
2.
Reconnect gage panel to bulkhead wiring harness to gage panel. Disconnect wire 27C from engine oil
temperature gage. Place red lead of multimeter in wire 27C and black lead to ground. Turn MASTER
switch on and check for voltage. Turn MASTER switch OFF. If voltage is present, go to step 3. If
voltage is not present, repair/replace wire 27C of gage panel wiring harness (see WP 0193 00).
3.
Reconnect wire 27C to engine oil temperature gage. Disconnect wire 33 from engine oil temperature
gage. Turn MASTER switch on and check engine oil temperature gage for operation. Engine oil
temperature gage should read full scale. Ground case of engine oil temperature gage and check gage
for operation. Gage should read "0." Turn MASTER switch OFF. If engine oil temperature gage
reads correctly, go to step 4. If engine oil temperature gage fails to read correctly, replace engine oil
temperature gauge (see WP 0157 00).
0049 00-3
