TM 1-1520-238-MTF
Change 2
2-86
PROCEDURE
TROUBLESHOOTING
REFERENCE
FLIGHT CHECKS (CONT)
j. Collective – Reduce.
k. PWR lever, non test
engine – FLY.
l. Repeat steps a. thru k. for opposite
engine as required.
m. ANTI–ICE panel/ENG INLET switch
– As required.
*9. Navigation and communication
equipment checks – As required.
a. ADF system check – Verify proper
lock on to selected station, steady
needle response, proper tracking
and station passage indications.
b. EGI system check – Verify proper
fly to indications, system update,
and target store functioning.
c. Doppler system check – Verify
proper fly to indications, system
update, and target store
functioning.
d. Transponder – Verify proper
functioning with ATC or Tactical
Radar site.
e. Communications radios – Check as
required. If possible, verify
acceptable transmission and
reception capability at extended
ranges.
B
