TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
Troubleshooting Symptoms Charts
Section TS - Troubleshooting Symptoms
Page TS-45
Engine Power Output Low (Continued)
Cause
Correction
Check to see if an extra sealing washer is
installed under injector. Remove any additional
Injector sealing washer not correct
.......
sealing washer. Only one is required. Refer to
Procedure 006-026.
OK
I
Check the injectors and replace any malfunc-
njectors worn or malfunctioning
.......
tioning injectors. Refer to Procedure 006-026.
OK
E
Perform the compression check to identify the
ngine compression is low
.......
malfunction. Correct as required. Refer to
Procedure 014-008.
OK
F
Remove the fuel pump. Refer to Procedure
uel injection pump is malfunctioning
.......
005-012 or 005-014. Calibrate the fuel pump.
L-629
