Chevrolet 1977 light duty truck Service Manual page 256

G A & PA 1 0 0 -
1 . U p p e r S te e rin g S h a ft
2 . S h ift H o u s in g B u s h in g
3 . B ush in g S ea t
4 . M a s t J a c k e t
5 . C o lu m n C o v e r
6 . B a c k - U p L am p S w it c h S cre w
7 . B a c k - U p L am p S w itc h
8 . T oe Pan S e a l R e ta in e r
9 . Toe Pan S e a l
1 0 . A d ju s t in g R ing C la m p S cre w s
1 1. N u t a n d L o c k w a s h e r
1 2. A d ju s t in g R ing C la m p B o lt
the shift lever with foot while tapping on the wood block
to withdraw the tube from the column jacket.
N O TE: In some tolerance stack-up cases it may be
necessary to use a press. Be careful not to dam age
the tube or jacket.
16. Remove the felt seal from the shift tube.
17. Remove firewall clamp, toe p a n seal and dash
panel seals from the jacket.
Assembly
N O TE : In the following assembly sequence use any
general purpose lithium soap grease for lubricating
those components so indicated.
1. Install the dash panel seal, toe panel and firewall
clamps over the end of the jacket.
2. Lubricate all bearing surfaces on the shift tube.
3. Place the felt seal onto the shift tube (next to
spring) and then place the shift tube in the jacket.
4. 3-Speed Columns - Tem porarily install spacer,
1 st-reverse shift lever and lower adjusting ring. Place a
1 3 . S h ift T u b e F e lt W a s h e r
1 4. S h ift T u be A s s e m b ly
15. S h ift L e v e r S p a c e r
1 6. ls t- R e v e r s e S h if t L e v e r
1 7. A d ju s t in g Ring
18. S h a ft L o w e r B e a rin g
1 9. L o w e r B e a rin g P re lo a d S p rin g
2 0 . P re lo a d S p rin g C la m p
2 1 . N u t a n d L o c k w a s h e r
2 2 . S te e rin g S h a ft N u t
2 3 . L o c k w a s h e r
2 4 . T u rn S ig n a l C a n c e llin g C a m
F ig . 3 B -9 0 --S ta n d a rd C o lu m n —T y p ic a l G & P
block of wood on top of the adjusting ring and tap until
the shift tube bottoms. Remove adjusting ring, shift lever
and spacer.
Automatic Columns - Align the three holes in the
selector plate with the three holes in the jacket,
position the clamping ring and install the three
screws.
NOTE: The shift tube spring retainer must be
bottomed against the jacket stops.
5.
spacer and 1 st-reverse shift lever (tang o f lever towards
top of column).
6.
then install the adjusting ring, clamp and screws.
7.
housing) seat and bushing to upper end of housing.
8.
through the switch and lever (or extension) housings,
lubricate the inner d iam eter o f the shift housing, and
2 5 . T u rn S ig n a l S w itc h S c re w
2 6 . T u rn S ig n a l S w itc h
2 7 . S te e rin g S h a ft U p p e r B e a rin g
2 8 . S w itc h C o n t a c t S u p p o rt
2 9 . T u rn S ig n a l H o u s in g
3 0 . T u rn S ig n a l S w itc h L e v e r S c re w
31 . T u rn S ig n a l S w itc h L e v e r
3 2 . R u b b e r R ing
3 3 . P la s tic T h ru s t W a s h e r
3 4 . S h ift L e v e r H o u s in g
3 5 . S h ift L e v e r Pin
3 6 . S h ift L e v e r
3-Speed Columns-Lubricate
Install lower bearing in the adjusting ring and
Install the shift lever housing (or extension
Thread directional signal switch wiring harness
and install the