TM 9--2350--292--20--1
0050 00--2
ENGINE RUNS ROUGH OR MISFIRES AND/OR KNOCKS
0050 00
CONTINUED FROM STEP B
Check results recorded during 10--second crank.
no
yes
Go to Step F.
C
Is VTM reading at least 6 psi?
D
Does VTM show PASS?
no
yes
Notify Direct Support Maintenance.
1. Enter 26 into TEST SELECT.
2. Start engine (TM 9--2350--292--10) and set
engine speed to 2600--2660 rpm.
3. Press and release TEST and record results.
4. Shut down engine (TM 9--2350--292--10).
CONTINUED ON NEXT PAGE
CONTINUED FROM STEP B
E
Does gauge read between 60 and 90 psi?
no
yes
Replace fuel/water
separator elements
(WP 0220 00). Verify
fault is corrected.
1. Remove bleeder valve from fuel/water
separator (WP 0220 00).
2. Install 0--300 psi dial pressure gauge in bleeder
valve opening.
3. Turn MASTER switch and intank fuel pump
switch ON (TM 9--2350--292--10).
4. Start engine (TM 9--2350--292--10) and run at
high idle (1800--2400 rpm).
5. Turn MASTER switch and intank fuel pump
switch OFF and shut off engine
(TM 9--2350--292--10).
Replace mechanical fuel
pump (WP 0206 00).
Verify fault is corrected.