GMC 1982 Light Duty Truck Service Manual page 253

REMOVE
W rap 0 1 m m to 0.2 mm
( 005" to 008" ) shim stock
a ro u n d sha ft and insert
b etw een shaft and seal
P ry seal out
W O R M SH A FT
SHIM STOCK
W O R M SHAFT,
SEAL
REMOVE
1. Before in sta llin g tu rn
1. C enter steering gear.
2. Remove parts as show n.
2. Install parts as show n.
P R E L O A D A D JU S T E R N U T
(If replacing gasket o n ly , do n o t rem ove.)
£ / SIDE COVER B O LTS
.S ID E COVER
*
P RELO AD
.A D JU S T E R
SHIM
■PRELOAD
A D JU STE R
P ITM A N
- f -
SHAFT
P ITM A N SHAFT
SEAL
1. REMOVE AND INSTALL WORM SHAFT
SEAL-GEAR ASSEMBLED
INSTALL
In sta ll parts as show n
SCREW D R IVER
H O U S IN G
N O T IC E: Do not turn steering wheel hard
against "stops" when linkage is disconnected, as
damaged to the ends of ball guides may occur.
2. REMOVE AND INSTALL PITMAN SHAFT
AND SIDE COVER
INSTALL
preload adjuster screw
cou n te r-clo ckw ise u n til
it b o tto m s , then back
screw o ff one half tu rn .
SIDE COVER
G A S K E T
H O U S IN G
P ITM A N
-S H A F T SEAL
Fig. 3B2-12--M anual G ea r O verhaul, C hart A
MANUAL STEERING GEAR 3 B 2 -9
Install seal
r
C h e ck in g end cle a ra n ce
I
| If clearance is g re a te r than 05 mm ( 002") a ste e rin g gear |
lash a d ju ste r kit is a vailable
FEELER GAUGE
(Select to get
p ro p e r clearance)
Install seal
LUBRICATION
T he steering gear re q u ire s 3118 kg
G M 4673M o r e q u iva le n t
J -2 1421-01
W O RM SHAFT
SEAL
H O U S IN G
l
SHIM
PITM A N S H A FT
oz ) of lu b ric a n t
(11