Chevrolet 1977 10 Series, Руководство по ремонту, Страница: 266 / 468

(200)7A-30
OVERHAUL MANUAL
FORWARD
CLUTCH
HOUSING
DIRECT
CLUTCH
HOUSING
19.05 mm (3/4")
r
INTERMEDIATE
BAND
Fig. 7A-1 2 2 A - F o r w a r d C lu tc h P ro p e rl y Seated in Direct
Clu tch
Fig. 7A-1 2 3 A - - ln s t a llin g D ir e ct and F o r w a r d Clu tc h
A s s e m b li e s
Fig. 7A-1 2 5 A - - ln s t a llin g I n t e r m e d i a t e Ba n d A s s e m b ly
Pump Assembly (Fig. 7A -126A )
Inspection
1. Remove pum p to case seal ring and inspect groove
for damage.
2. Place pum p over hole in bench with pum p cover side
up.
3. Remove pum p to direct clutch thrust washer and
inspect for damage or wear (Fig. 7A-127A).
4. Inspect 3 teflon oil ring seals for damage and free
fit in grooves. D o not remove unless replacing.
Pressure Regulator
Inspection
1. To prevent the pum p from turning while removing
the pressure regulator valve, place a bolt or screwdriver
through a hole in the pum p and bench (Fig. 7A-128A).
2. Using small screwdriver, push on bore plug,
compressing pressure regulator spring; and using snap ring
pliers, remove retaining ring (Fig. 7A-128A).
3. Release valve spring tension slowly and remove valve
train.
4. Inspect pressure regulator valve for nicks or damage.
CHEC
BAL
T H R U S T W ASHER
PUMP O IL
SEAL R IN G S
PRESSURE R E G U L A T O R SPRING
PRESSURE R E G U L A T O R G U ID E
PRESSURE R E G U L A T O R V A L V E
V A L V E BORE PLUG
R E T A IN E R R IN G
PUMP B O DY
PUMP C O VER
Fig. 7 A - 1 2 4 A - - D ir e c t and F o r w a r d C lu tc h A s s e m b li e s P ro p e rl y
In sta lle d Fig. 7 A -1 2 6 A - P u m p Assembly - Exploded Vie w