TM 1-1520-238-T-4
6–116
6–49.
HOD XMN 1 READING – DISPLAYS 28 LB OR LESS OIL PRESSURE (cont)
6–49
5. Detach P673. Check for short between:
J579–1 and J579–3,
J579–2 and J579–3.
Does short exist?
YES
Repair shorted wire.
Go to paragraph 6–13.
NO
Go to step 6.
6. Check for short between:
P579–1and P579–3,
P579–2 and P579–3.
Does short exist?
YES
Replace oil system 1 heat
exchanger pressure transducer
(TM 1-1520-238-23).
NO
Refer to TM 9-1230-476-20-2 to
troubleshoot multiplex
subsystem.
END OF TASK
