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TM 10-3930-669-34
COMPRESSION TEST
(1)
Remove engine blower ducting (Para 6-2).
(2)
Disconnect fuel shutoff solenoid connector P
10.
(3)
Remove glow plug from each cylinder in
sequence to perform compression test (TM 10-
3930-669-20).
(4)
Install compression test gauge in each cylinder
in sequence to perform test.
(5)
With the aid of an assistant, crank engine and
observe compression test gauge installed in
each cylinder in sequence.
(a)
If less than 363 psi (2,500 kPa) is
measured, cylinder is faulty. Perform
Steps (6) through (8) below and go to
Step 4 of this Fault.
(b)
If 363 psi (2,500 kPa) or greater is
measured, perform Steps (6) through
(8) below and go to Step 5 of this Fault.
(6)
Remove compression test gauge from cylinder
when test is complete.
(7)
Install engine glow plugs (TM 10-3930-669-
20).
(8)
Connect fuel shutoff solenoid connector P10.
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