Dodge Ram Truck 1500-2500-3500. Manual — part 1813
TRANSFER PLATE
1. Install rear clutch (1) and rear servo (2) check balls
in transfer plate (3).
2. Install filter screen (2) in upper housing separator
plate (1).
3. Align and position upper housing separator plate
(3) on transfer plate (2).
4. Install brace plate (1). Tighten brace attaching
screws to 4 N·m (35 in. lbs.) torque.
5. Install remaining separator plate attaching screws.
Tighten screws to 4 N·m (35 in. lbs.) torque.
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AUTOMATIC TRANSMISSION - 48RE - SERVICE INFORMATION
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UPPER AND LOWER HOUSING
1. Position upper housing so internal passages and
check ball seats are facing upward. Then install
check balls in housing (1, 2). Seven check balls
are used. The single large check ball (2) is approx-
imately 8.7 mm (11/32 in.) diameter. The single
small check ball is approximately 4.8 mm (3/16 in.)
in diameter. The remaining 5 check balls are
approximately 6.3 mm (1/4 in.) in diameter.
2. Position assembled transfer plate and upper hous-
ing separator plate (2) on upper housing. Be sure
filter screen (1) is seated in proper housing recess.
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AUTOMATIC TRANSMISSION - 48RE - SERVICE INFORMATION
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3. Install the Number 10 check ball (1) into the trans-
fer plate. The check ball is approximately 4.8 mm
(3/16 in.) in diameter.
4. Position lower housing separator plate (3) on trans-
fer plate (2).
5. Install lower housing (2) on assembled transfer
plate (4) and upper housing (3).
6. Install and start all valve body screws by hand
except for the screws to hold the boost valve tube
brace. Save those screws for later installation.
Then tighten screws evenly to 4 N·m (35 in. lbs.)
torque. Start at center and work out to sides when
tightening screws (1).
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UPPER HOUSING VALVE AND PLUG
Refer to the following graphics , and to perform the following steps.
1. Lubricate valves, plugs, springs with clean transmission fluid.
2. Install the boost valve plug (4), boost valve (3), spring (1), and retainer (2) into the housing.
3. Install the boost valve cover (14). Tighten cover plate screws to 4 N·m (35 in. lbs.) torque.
4. Install shuttle valve as follows:
a. Insert plastic guides (5) in shuttle valve secondary spring (7) and install spring on end of shuttle valve (9).
b. Install shuttle valve (9) into housing.
c. Hold shuttle valve in place.
d. Compress secondary spring (7) and install E-clip (6) in groove at end of shuttle valve.
e. Verify that spring and E-clip are properly seated before proceeding.
5. Install shuttle valve cover plate (8). Tighten cover plate screws to 4 N·m (35 in. lbs.) torque.
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