Chevrolet 70 1969 Series, Shop Manual

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CAB A N D BODY
MOUNTINGS 1 - 4 8
Figure 29— Mounting at Cab Right Support (Typical)
4. Disconnect accelerator linkage and steer­
ing flexible coupling. Disconnect brake lines and
clutch line.
5. Disconnect speedometer cable and all elec­
tric connectors that junction cab with the chassis,
Remove? ca.b-to-chassis ground straps.
N O T E : R E M O V E OR. SE C U R E A L L
L O O S E IT E M S IN CAB B E F O R E T ILT IN G .
P L A C E SHIFT L E V E R IN N E U T R A L A N D
T H E H A N D
BRA KE IN
FULL- APPLIED
POSITION,
8, Attach a suitable padded lifting sling (fig.
28) to cab with doors partly open (lifting cab with
doors closed will disturb door alignment later).
7. Using aid of assistant and hoist, tilt cab
approximately 45° to the unloaded position of cab
mounting torsion bar (refer to preceding caution)
and suspend safely there. While cab is in this po­
sition, insert a pry bar in between cab right sup­
port and cab sill. Remove three forward bolts,
lock washers and nuts from cab right support to
sill brackets (B, fig. 29). Use pry bar to assist
in removing bolts. Disconnect check link at right
side of cab.
8. Place a short piece of wood 2" x 4" over
catch hole in cab rear support (fig. 25), then with
aid of assistant, lower cab until catch at bottom of
cab rests on block. This will prevent engagement
of cab hold-down catch. Remove two retaining
bolts from torsion bar at cab left support and re­
move support cap. Raise cab slightly, and remove
rear mounting bolt (C, fig. 29) attaching right sup­
port to sill brackets.
9. Raise cab slightly to clear cab lift mech­
anism, then forward and up to clear shift control
panel. Figure 31 shows cab and chassis disconnect
points.
10. Lower cab onto suitable blocks, then re­
move chainfail and lifting sling.
Figure 3 0 — Hold-Down Catch at Rear
Cab Resting on Block
Figure 31-—C ab and
Chassis
Disconnect Points (Typical)
CHEVROLET SERIES 70-80 H EAVY DUTY TRUCK SH O P M A N U A L