Pontiac Fiero 1988 Service Manual page 885

7B3A-6
UNIT REPAIR
MUNCIE 282
(5-SPEED)
TRANSAXLE
Gear (3) and (4), bearings (5), race (6), blocker
ring (7 and 14), synchronizer assembly (8) and
gear (15), using J-36183, J-36184 and hydraulic
press.
Third gear bearing (16).
P R E S S
RAM
J 3 6 1 8 4
P R E S S B E D
J 3 6 1 8 3
A. R E M O V E S N A P RING (2)
PRIOR TO P R E S S O P E R A T I O N
2
3
4
5
6
7
8
14
15
17
SNAP RING
F I F T H G E A R
F O U R T H G E A R
B E A R I N G 4 T H
R A C E
RING, B L O C K E R 4TH
3 R D / 4 T H S Y N C H R O N I Z E R
RING, B L O C K E R 3RD
THIRD G E A R
INPUT S H A F T
J H 1 2 6 1 - M N 5 T X
Figure 1 1 Input Shaft Components Removal
fjf
Inspect (Figure 11)
• Clean with solvent, air dry.
• Input shaft components.
shaft (17), spline wear or cracks,
replace if these conditions exist
gear teeth (3), (4), (15), for scuffed,
nicked, burred, or broken teeth
bearings (5), (16) for roughness of
rotation, burred or pitted condition,
replace if these conditions exist
bearing races (6), (17, shaft), for
scoring, wear or overheating
synchronizer assembly (8) (REFER
TO SYNCHRONIZER REPAIR)
5.
6.
7.
9,
If scuffed, nicked, burred or scoring
conditions cannot be removed with a soft
stone or crocus cloth, replace the
component.
H^-| Assemble (Figure 12)
Tools Required:
Oven
Hydraulic Press
J-22912-01 Input/Output Shaft Gears
Remover/Installer
J-36183 Input/Output Shaft Gears Press
Tube
J-36184 Input/Output Shaft Press Tube
Reducer
© Lubricate all components as assembly
progresses. Use lubricant P/N 12345349 or
equivalent.
• Bearing race (6) and fifth gear (3) require
heating in oven at 1 2 0 ° C (250°F) for 7-10
minutes.
Install or Connect (Figure 12)
1 Bearing (16).
2. Third gear (15).
cone up.
3. Blocker ring (14).
Important
m When pressing the 3-4 synchronizer
assembly (8):
start press operation, STOP, before
tangs engage
lift and rotate gears (14 and 15) into
synchronizer tangs
continue to press until seated
be sure all shavings are removed
3-4 synchronizer (8), using J-22912-01, J-36183,
J-36184 and hydraulic press.
side marked 3RD gear and small O.D.
groove of sleeve toward third gear (15).
Bearing race (6) and bearing (5).
Blocker ring (7).
Fourth gear (4).
cone down.
Fifth gear (3) using J-36183, J-36184 and
hydraulic press.
flat side down.
New snap ring (2).
OUTPUT SHAFT
Disassemble (Figure 13)
Tool Required:
15-Ton Press (MINIMUM)
J-22912-01 Input/Output Shaft Gears
Remover/Installer
J-36183 Input/Output Shaft Gears Press
Tube