Pontiac Fiero 1988 Service Manual page 813

125C-26 AUTOMATIC TRANSAXLE
R E A C T I O N S U N G E A R
T O
INPUT
D R U M
S E L E C T I V E S N A P R I N G
(644)
Thickness Identification/Color
2.27
• 2.37mm (0.089" - 0 . 0 9 3 " ) .
. Pink
2.44
- 2.54mm (0.096" -0.100") Brown
2.61 -2.71mm (0.103" - 0 . 1 0 7 " ) .
Lt. Blue
2.78 -2.88mm (0.109" - 0 . 1 1 3 " ) . White
2.95
-3.05mm (0.116" -0.120") Yellow
3.12 -3.22mm (0.123" - 0 . 1 2 7 " ) . . . . . . Lt. Green
3.29 -3.39mm (0.129" - 0.133") Orange
3.46 -3.56mm (0.136" -0.140") No Color
H125-319-2
Figure 62 Selective Snap Ring Chart
Tools from previous measurement check
J-28585 Snap Ring Remover
H125-136*
Figure 63 Lo Roller Clutch Race Selective Spacer
1. Leave tools from "Selective Snap Ring End Play
Check" in place.
2. Pry up on internal gear (668) with J-28585 - Do
not pry against spacer (671).
3. Dial indicator reading should be 0.08-1.17 mm (0.
003"-0.046"). For correct washer selection see
Figure 64.
4. Remove the dial indicator set and J-28588.
REVERSE
CLUTCH HOUSING
TO LO RACE SELECTIVE
SPACER
(660)
THICKNESS IDENTIFICATION
1.00 1.10mm (0.039"-0.043") 1
1.42 1.52mm
(0.056"-0.060")
2
1.84 1.94mm (0.072"-0.076") 3
2.26 2.36mm
(0.089"-0.093")
4
2.68 2.78mm (0.105"-0.109") 5
3.10 3.20mm
(0.122"-0.126")
6
H125-320-1
Figure 64 Lo Race Selective Spacer Chart
636 WASHER, INPUT SHAFT THRUST
637 GEAR, INPUT INTERNAL
639 WASHER, INPUT CARR./IP. INT. GR. THRUST
640 CARRIER ASSEMBLY, INPUT
641 WASHER, INPUT CARR./IP. SUN GR. THRUST
642 GEAR, INPUT SUN
643 DRUM, INPUT
644 RING, SNAP SELECTIVE INPUT DRUM/SUN GR.
646 GEAR , REACTION SUN
[ H125C-70-2
Figure 65 Input Components
INPUT UNIT PARTS
| y | Inspect (Figure 65)
• Drum (643) for damage
Thrust washer (641) for damage
u Carrier assembly (640) for
Pinion damage
Pinion tilt
Pinion end play - use the feeler gages - end
play range 0.24-0.69 mm (0.009"-0.027")
• Thrust washer (639) for damage
m Internal gear (637) for gear tooth damage, clutch
hub damage or scored bearing surfaces
u Sun gear (642) for damaged teeth or bearing