Chevrolet 1977 10 Series, Repair Manual, Page: 240 / 468

(200)7A-4 OVERHAUL MANUAL
APPLY A IR PRESSURE
HERE TO R E M O V E
IN T E R M E D IA T E S ERVO
IN TERM EDIATE
SERVO COVER
Fig. 7 A - 1 3 A - R e m o v i n g In te rm e d ia t e Servo
Fig. 7 A - 1 4 A --D ire ct Clu tch A c c u m u l a t o r Port
8. Check for proper interm ediate band apply pin as
follows:
a. Install J-25014-2 in interm ediate servo bore and
retain with interm ediate 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).
Fig. 7A-1 6 A --C h e ck in g f o r P ro per In te rm e d ia t e Band A p p ly
Pin
C A U T IO N :
Make sure the tapered pin end is
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
indicator point (Fig. 7A-16A) on top of J-25014-2 zero post
and set dial indicator to zero.
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
arm of J-25014-2. A rm must stop against step of pin J-
25014-1.
N O T E : 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.
e. Apply 12 N*m (100 in. lbs.) of torque to hex nut on
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.
N O T E :
Dial indicator travel is reversed, making the
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").
DIAL
INTERMEDIATE BAND APPLY PIN CHART
INDICATOR TRAVEL APPLY PIN IDENTIFICATION
APPLY PIN IDENTIFICATION +
.0 .72mm (.0 .029")
1 Ring
.72mm 1.44mm (.029"- .057")
2 Rings
1.44mm 2.16mm (.057"- .086")
3 Rings
2.16mm
2.88mm (.086" - .114")
Wide Band
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 S S Y .
I D E N T I F I C A T I
A P P L Y IN G A IR PRESS URE
T O 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 I n t e rm e d ia te
Servo
Fig. 7A-1 7A--lntermediate Band A pply Pin Selector Chart