Position suitable container to catch
Remove lube port plug from bottom of
torque converter housing.
Install Test Kit-hose adapter and
direct reading oil pressure 0 to 160 psi
(0 to 1103 kPa) gage in transmission
torque converter housing lube oil
Set multimeter select switch to ohms.
Start engine (TM 9-2320-364-10).
No continuity will be measured
between breakout harness, terminals
E and H at oil level pressure switch
as pressure increases.
(a) If pressure is not correct or
pressure switch is not
functioning correctly, fault is
in transmission. Perform Step
(7) below and notify DS
(b) If pressure is correct and
pressure switch functions
corrrectly, oil level pressure
switch is OK.
Turn OFF ENGINE switch.
Remove oil pressure gage and
Test Kit hose adapter from lube oil port
of transmission torque converter
Apply pipe sealant to lube port plug
and install in lube oil port.
Tighten plug to 4 to 5 lb-ft (5 to 7 N.m).
Ensure equipment will not move while
repairing or inspecting it. For trailers,
red tag the hitch, and block or chock
wheels or tracks. For powered
equipment, block or chock wheels or
tracks, and red tag the starter. Prevent
a quick fix from becoming a quick injury.
When adjustment or service requires a
running engine, two personnel will be
used; one at controls and one at service
point. This helps prevent accidental
movement of controls.
Approximately one quart of oil will flow from oil
level port when plug is removed. Due to
limited work area, be prepared with suitable
container to catch oil.