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 TM 9-2320-366-20-2
WARNING
Wear approved eye protection when performing
transmission pressure checks. If oil contacts eyes,
seek medical attention immediately. Failure to
comply may result in injury to personnel.
CLUTCH PRESSURE TEST
(1) Remove front and intermediate propeller
shafts (para 9-2).
(2) Position drain pan under pressure tap.
(3) Remove pressure tap plug and preformed
packing from off-going clutch indicated
by the sub code. Refer to Table 2-30.
Off-Going Clutch Pressure Tap. Discard
preformed packing.
(4) Connect tube to boss adapter, hose, and
pipe to tube adapter to clutch pressure
tap.
(5) Perform STE/ICE-R Test # 50 (TM 9-4910-
571-12&P).
(6) Start engine (TM 9-2320-366-10-1) and
run at idle.
(7) With parking brake applied, make shift
indicated by sub code while assistant
notes reading on STE/ICE-R.
(8) If off-going clutch pressure does not go
to 8 psi (55 kPa) or less when shift is
made, notify DS Maintenance.
(9) If off-going clutch pressure does go to
8 psi (55 kPa) or less when shift is made,
replace WTEC III TEPSS (para 8-2).
(10) Shut down engine (TM 9-2320-366-10-1).
(11) Remove pipe to tube adapter, hose, and
tube to boss adapter from clutch pressure
tap.
(12) Position preformed packing and pressure
tap plug in control valve module.
(13) Tighten pressure tap plug to 84-120
lb-in. (9-14 Nm).
Sub
Off-Going
(14) Remove drain pan under pressure tap.
Sub Code Meaning
Code
Clutch(s)
(15) Install front and intermediate propeller
shafts (para 9-2).
08
L-N1 Shift
C3
(16) Clear diagnostic codes (para 8-4).
18
1-N1 Shift
C1
28
2-N1 Shift
C1
& C4
29
2-N2 Shift
C1
38
3-N1 Shift
C1
& C3
39
3-N3 Shift
C1
48
4-N1 Shift
C1
& C2
49
4-N3 Shift
C1
& C2
58
5-N1 Shift
C2
& C3
59
5-N3 Shift
C2
68
6-N1 Shift
C2
& C4
69
6-N4 Shift
C2
78
R-N1 Shift
C3
99
N3-N2 or N2-N3 Shift
C2
& C4
Change 1
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