Pontiac Fiero 1988 Service Manual page 820

AUTOMATIC TRANSAXLE 125C33
402 r - 4 0 3
404
01
1
J
-401
405
I L L .
NO. DESCRIPTION
401 COVER, TRANSMISSION CASE
402 NAMEPLATE
403 SCREW - NAMEPLATE
404 VENT ASSEMBLY
405 PLUG, (LINE PRESSURE PICKUP) PIPE
406 VALVE, MANUAL
407 SEAL, " 0 " RING
408 ELECTRICAL CONNECTOR
409
410
411
412
413
414
415
416
417
418
419
420
421
422
408
PIN, SPRING (THERMO-ELEMENT)
PIN, THERMO-ELEMENT
PLATE, THERMOPLASTIC ELEMENT
THERMO-ELEMENT
WASHER, THERMO-ELEMENT
WASHER, THRUST CASE COVER TO DR. SKT.
GASKET, CASE TO CASE COVER CENTER
GASKET, CASE TO CASE COVER
SPRING AND ROLLER ASM., MANUAL DETENT
BOLT, MAN. DET. SPRING/CASE COVER
SPRING, 1-2 ACCUMULATOR PISTON
RING, OIL SEAL, 1-2 ACCUMULATOR PISTON
PISTON, 1-2 ACCUMULATOR
PIN, 1-2 ACCUMULATOR .
H 1 2 5 C 2 0 2
Figure 81 Case Cover - Case Side
CASE COVER ASSEMBLY
Clean (Figures 81 and 84)
Apply gasket remover, then scrape the case cover
gasket surface with a plastic scraper
Inspect
• Case cover (401) - see Section 7A for case cover
repair
Casting porosity
Oil passage damage
1-2 accumulator bore damage
• 1-2 accumulator piston (421), seal (420) and
spring (419)
Cracked or damaged piston
Cut or nicked seal
Distorted spring
• Vent assembly (404) for damage
Vent Assembly Replacement Procedure
Remove or Disconnect
• Vent assembly with pliers
Install or Connect
0 Apply thread sealant to the vent (404) vent.
— - ...—+ fAt\A\
i n t o
rase cover with a
Inspect (Figure 81 and 84)
m Detent spring and roller (417) for damage -
replace as necessary.
• Cooler fittings (17) for thread damage
Cooler Fitting Replacement Procedure
Disassemble (Figure 84)
• Cooler fittings (17) from case cover
Assemble
• Apply thread sealer to cooler fittings
• Cooler fittings (17) into case cover - 38
N-m (23 ft. lbs.)
Inspect (Figure 81)
m Electrical connector (408) for damage
m Case cover sleeve - for feed hole alignment
• Manual valve (406) for damage - must slide freely
in the bore
• Thrust washer (414) for damage
• Thermostatic element (409-413) for damage
Thermostatic Element Replacement Procedure
Disassemble (Figure 81)
L*
Tool Required:
J-29023