TM 9--2350--292--20--1
0147 00--5
EXCESSIVE INTERFERENCE, MAIN ENGINE AND APU NOT RUNNING,
ACCESSORIES ON -- CONTINUED
0147 00
H
Is interference heard?
CONTINUED FROM STEP G
1. Remove troublelight from bulkhead
(WP 0280 00), and shield from personnel
heater fuel pump (WP 0533 00).
2. Remove personnel heater fuel pump capacitor
mounting screws (WP 0533 00).
3. Thoroughly clean screws.
4. Reinstall capacitor mounting screws and shield
(WP 0533 00), and troublelight (WP 0280 00).
5. Turn MASTER switch, personnel heater and
radio ON (TM 9--2350--292--10). Listen for
interference.
I
Is interference heard during heater operation?
1. Turn MASTER switch, personnel heater and
radio ON (TM 9--2350--292--10). Listen for
interference.
2. Turn MASTER switch personnel heater and
radio OFF (TM 9--2350--292--10).
yes
no
Fault corrected.
Replace fuel pump
(WP 0533 00). Verify
fault is corrected.
yes
no
Fault corrected.
CONTINUED ON NEXT PAGE
CONTINUED FROM STEP G
