Chevrolet Chevelle 1977 Repair Manual page 240

(200)7A-4
APPLY A IR PRESSURE
HERE TO REM O VE
IN T E R M E D IA T E SERVO
INTERM EDIATE
SERVO COVER
Fig. 7 A - 1 3 A - R e m o v in g In te rm e diate Servo
;
i n t e r m e d i a t e
S E R V O P IS T O N
& S E A L A SS Y .
Fig. 7 A - 1 4A--D irect Clu tch A c c u m u la t o r Port
8. Check for proper intermediate band apply pin as
follows:
a. Install J-25014-2 in intermediate servo bore and
retain with intermediate servo cover retaining ring, aligning
ring with gap at case slot (Fig. 7A-16A).
b. Install pin J-25014-1 into J-25014-2 (Fig. 7A-16A).
A P P L Y IN G A IR PRESSURE
TO R E M O V E
IN T E R M E D IA T E S E R V O
Fig. 7 A - 1 5 A--A p p ly A ir Pressure to Remove In te rm e diate
Servo
OVERHAUL MANUAL
I D E N T I F I C A T I
indicator point (Fig. 7A-16A) on top of J-25014-2 zero post
and set dial indicator to zero.
arm of J-25014-2. Arm must stop against step of pin J-
25014-1.
side of gauge. Slide dial indicator over pin J-25014-1 (Fig.
7A-16A). Read dial indicator and see chart in Fig. 7A-17A
for proper size.
Fig. 7A-1 6A--C he ckin g f o r Proper In te rm e d ia te Band A p p ly
Pin
Make sure the tapered pin end is
C A U T IO N :
properly located against the band apply lug. Also,
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
N O T E : Seat J-25014-2 squarely against the servo
retaining snap ring.
d. Align stepped side of pin J-25014-1 with torquing
If band selection pin does not register between
N O T E :
the high and low limits, look for possible problem with
the interm ediate band, direct clutch or case.
e. Apply 12 N*m (100 in. lbs.) of torque to hex nut on
Dial indicator travel is reversed, making the
N O T E :
indicator readings backwards. On an indicator that
ranges from 0-100, a .5mm(.020") travel will read 2mm
(.080"), a 1.5mm (.060") travel will read 1mm (.040").
INTERMEDIATE BAND APPLY PIN CHART
DIAL
INDICATOR TRAVEL
.0 .72mm (.0
.029")
.72mm 1.44mm (.029"- .057")
1.44mm
2.16mm (.057"- .086")
2.16mm 2.88mm (.086" - .114")
Fig. 7A-1 7A--lntermediate Band Apply Pin Selector Chart
APPLY PIN IDENTIFICATION
APPLY PIN IDENTIFICATION +
1 Ring
2 Rings
3 Rings
Wide Band