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 TM 9-2320-366-20-2
PRESSURE TEST
(1) Remove front and intermediate propeller
shafts (para 9-2).
(2) Position drain pan under C3 pressure tap.
(3) Remove C3 pressure tap plug and
preformed packing from control valve
module.
(4) Connect tube to boss adapter, hose, and
pipe to tube adapter to C3 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) Shut down engine (TM 9-2320-366-10-1).
(9) If 215-276 psi (1480-1900 kPa) pressure
is not obtained for affected code, notify
DS Maintenance.
(10) If 215-276 psi (1480-1900 kPa) pressure
is obtained, replace WTEC transmission
ECU (para 8-7).
(11) Remove pipe to tube adapter, hose, and
tube to boss adapter from C3 pressure tap.
(12) Position performed packing and C3
pressure tap plug on control valve module.
(13) Tighten C3 pressure tap plug to 84-120
lb-in. (9-14 Nm).
(14) Remove drain pan under pressure tap.
(15) Install front and intermediate propeller
shafts (para 9-2).
(16) Clear diagnostic codes (para 8-5).
Clutch Pressure Tap
Sub
Sub Code
Pressure Readings
Code
Meaning
C3 Tap
17
1-R
215-276 psi (1480-1900
kPa)
Shift
27
2-R
215-276 psi (1480-1900
kPa)
Shift
80
N1-L Shift
215-276 psi (1480-1900
kPa)
87
N1-R Shift
215-276 psi (1480-1900
kPa)
97
2-R
Shift
215-276 psi (1480-1900
kPa)
Change 1
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