Pontiac Fiero 1988 Service Manual page 827

1 2 S C 4 0 AUTOMATIC TRANSAXLE
PUMP SIDE
. 3 5 4
CASE COVER SIDE
3 5 4 BEARING, ROLLER (PUMP SHAFT)
H125C-53-1
Figure 92 Pump Bearing Installation
PUMP SIDE
J - 7 0 7 9 - 2
1
J y
3 — J - 3 5 9 1 4
1
J y
^ , 3 5 4
\ \ j n f fllkxv
fak\
X
s
CASE COVER SIDE
1 PRESS BEARING AND SEAL ASSEMBLY
FLUSH TO 0.3mm (FLUSH TO .012")
BELOW
3 5 4 ASSEMBLY, PUMP SHAFT ROLLER
BEARING AND SEAL H125C54-1
Figure 93 Bearing Dimension
Pump Shaft Bearing Replacement
Remove or Disconnect
4-4
44-
Tools Required:
J-35914 Pump Bearing Remover and
Installer
J-7079-2 Driver Handle
Bearing with J-35914 and J-7079-2 (Drive
toward pump pocket)
Install or Connect (Figures 92,93, and 94)
Tools Required:
J-35914 Pump Bearing Remover and
Installer
J-7079-2 Driver Handle
• New bearing, use J-35914 and J-7079-2 -
install from pump pocket side - bearing cup
must be flush to 0.3mm (flush to 0.012")
below pump pocket
Assemble (Figure 89)
Oil pump assembly
1. Pump slide (348) into pump pocket
2. Slide seal support (349) and seal (350) into
slide (348)
3. Align side with pivot hole, then install pin
(345).
4. Vane ring (351) into pump pocket (1 of 2
rings)
6. Vane ring (351) on top of rotor
7. "O" ring seal (347) on top of rotor
8. "O" ring seal (346) (slide to cover)
Auxiliary valve body
- Control valve (332) and plug (310)
Switches (335 and 338)
Solenoid (333) with oil seal (337) and bolt
(334) - attach leads
Auxiliary valve body to valve body
Position as shown.
Install gasket (331) and cover (330).
Tighten
Torque the bolts (327) to 11 N-m (8 ft. lbs.)
Assemble (Figures 88 and 89)
Control valve assembly
All valves, springs, bushings, bore plugs and roll
pins as shown
Figure 95 Check Ball Locations
CONTROL VALVE AND OIL PUMP ASSEMBLY
-•4-
1.
2.
3.
4.
5.
6.
7
8.
9.
10.
11.
Install or Connect (Figures 95, 96, 97, 98, 99 and
100)
Check balls (16), numbers 2, 3, 4 and 5
Gasket (19)
Plate (20)
Gasket (19)
Check ball (16) number one - on spacer plate
Shaft (18) - through case cover
6 mm guide pins
Body assembly (21) - onto case cover
Retainer (328)
Bolts (327). Refer to Figure 98.
Coat bolt " F " Figure 98 with thread sealer.
Wiring harness.