TM 1-1520-238-T-4
6150
672.
HOD NGB 2 READING DISPLAYS 140 C OR HIGHER OIL TEMPERATURE (cont)
672
7. Check for open between:
J60F and P438A10,
P439A14 and P463c.
(A402):
J15A10 and J21A14.
Does open exist?
YES
Repair open wire.
Go to paragraph 613.
NO
Refer to TM 1-1520-238-T-6 to
troubleshoot circuit protection
system (dc emergency bus
pilot station)
8. Check for short between P60H and P60J.
Does short exist?
YES
Replace NGB 2 oil temperature
probe (TM 1-1520-238-23).
NO
Repair shorted wire between:
J60H and J524 A13,
J60J and J524 A14,
P524 A13 and P67287,
P524A14 and P67286.
Go to paragraph 613.
END OF TASK