Intermediate Band Anchor Pin - Chevrolet 1980 Light Duty Truck Repair Manual

4. Install governor and cover assembly, aligning
governor shaft with shaft hole in case. (Figure 7 A 1-155).
Rotate governor and cover assembly and output shaft
slightly. The governor cover fits tight in the bore the last
1.5mm (1/16" ).
NOTICE:
Governor shaft is not aligned with case hole,
if retaining ring cannot be installed.
5. Install governor retaining ring. A lign ring gap with
an end show ing in case slot.

Intermediate Band Anchor Pin

1. Inspect anchor pin for damage.
2. Install anchor pin, stem end first, m aking sure stem
locates in hole o f intermediate band lug. (Figure 7A 1-156).
G O V E R N O R C O V E R
G O V E R N O R
A S S E M B L Y
'O" R I N G SEALS!
Figure 7A 1 -155 Installing Governor and Cover Assembly
Figure 7A 1 -1 56 Installing Intermediate Band Anchor Pin
Intermediate Servo Piston Assembly
(Figure 7A 1-160)
Inspection
1. Inspect pin oil seal rings for damage.
2. Inspect pin for damage and fit in case bore.
3. Inspect inner and outer piston seal rings for damage
and free fit in ring grooves. D o not remove unless replacing.
4. Inspect spring.
5. Inspect intermediate servo cover and piston assembly
for proper com bination and usage. (See Figure 7A 1-157).
View
PD
BA, CC, OS
AS, CA, CE, CK, CW,
OT.OW, PG, PW
BZ, CN, CX, OZ, PA,
PB, PC, PY, BY, BD, BW
Figure 7A 1 -157 Intermediate Servo Cover and Piston Usage
O IL SE A L
RINGS
G O V E R N O R TO
CASE W A S H E R
607C22
follows:
retain with interm ediate servo cover retaining ring, aligning
ring with gap at case slot. (Figure 7A 1-160).
160).
indicator point (Figure 7 A 1-160) on top o f J-25014-2 zero
post and set dial indicator to zero.
arm o f J-25014-2. Arm m ust stop against step o f pin J-
25014-1.
AUTOMATIC TRANSMISSION (200) 7A1-39
1980 TH M 200 IN T E R M E D IA T E S ER VO CO VER A N D
PISTON USAGE
Servo Cover
M odel
Id e n tifie d By Cast
Nu m b er On Cover
8632144
8632145
8632141
8630569
SERV O IN N ER OIL SE A L
SPRIN G RING
BAND APPLY 0 U T E
PIN (S E L E C T IV E ) PISTON
SER V O IN N E R SER V O
SPR IN G PISTO N
R E T A IN E R
Figure 7A 1-158 Intermediate Servo Piston - Exploded
6. Check for proper intermediate band apply pin as
a. Install J-2 5 0 14-2 in intermediate servo bore and
b. Install pin J-2 5 0 14-1 into J-25014-2. (Figure 7A 1-
NOTICE:
M ake sure the tapered pin end is properly
located against the band apply lug. A lso, make sure the
band anchor pin is properly located in the case and
band anchor lug.
c. Install dial indicator J-8001 and position dial
d. A lign stepped side o f pin J-25014-1 with torquing
NOTICE:
If band selection pin does not register
between the high and low limits, look for possible
problem with the interm ediate band, direct clutch or
case.
NOTICE:
Make sure J-25014-2 gage plate is pulled
backwards and seated squarely against the retaining
ring.
O u ter Piston In n er Piston
Id e n tifie d By Cast
Id e n tifie d B y Steps
Nu m b er On Piston O n Piston
8632155
1 Step
8632156 2 Steps
8632157
3 Steps
8630566 Wide Band
IN T E R M ED IA T E
SER V O COVER
OIL SE A L
RINGS
" 0 " RING
SEA L
9 B 7 A 7