Chevrolet 30 Series 1967 Service Manual page 32

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HEATER AND AIR CONDITIONING 1A-4
AIR CONTROL
CABLE
TEMP.
f
CONTROL
CABLE
DEFROSTER
CONTROL CABLE
BLOWER ASSEMBLY
10-60 Series (Exc. Tilt Cab and Chevy Van)
Removal
1. Disconnect battery ground cable.
2. (10-30 Series) Support the right front of the hood
in the fully raised position.
3. (10-30 Series) Carefully scribe the hood and fender
locations of the right hood hinge and remove the
hinge.
4. Unclip the blower wire at the blower flange terminal
and note or mark the motor flange position in re­
lation to the blower case.
5. Remove the blower assembly mounting screws.
SPACER
DISTRIBUTOR
Fig . 7 - T ilt Cab H eater Assembly
I
KNOB
SWITCH
BRACKET INSTRUMENT
PANEl
Fig. 6 - T ilt Cab H eater Controls
COMPONENT REPLACEMENT AND REPAIR
RESISTOR DUCT HEATER AND
DEFROSTER ASM.
\
DEFROSTER
CONTROL CABLE
. Remove the blower assembly (pry the flange away
6
from the case carefully if the sealer acts as an ad­
hesive). (40-60 Series—turn the motor until its
flange clears the hood hinge.)
7. Remove the nut attaching the blower wheel to the
motor shaft and separate the assembly.
Installation
1. Assemble the blower wheel to the motor with the
open end of the blower away from the motor.
Install the assembly to the blower case, connect
2.
ground strap, and connect the motor wire.
3. (10-30 Series) Remount the hood hinge aligning it
carefully with the scribed lines.
ment.
4. Connect battery ground cable.
Chevy Van
Removal
1. Disconnect battery ground cable.
Unclip the blower wire at the blower flange terminal
2.
and note or mark the motor flange position in re­
lation to the blower case.
3. Remove the blower assembly mounting screws.
4. Remove the blower assembly (pry the flange away
from the case carefully if the sealer acts as an ad­
hesive).
5. Remove the nut attaching the blower wheel to the
motor shaft and separate the assembly.
Installation
1. Assemble the blower wheel to the motor with the
open end of the blower away from the motor.
Install the assembly into the blower case, connect
2.
ground strap, and connect the motor wire.
3. Connect the battery ground cable.
Tilt Cab
Removal
1. Disconnect the battery ground cable.
Roll the floor mat back from the heater motor area.
2.
AIR CONTROL
CABLE
Check hood align­
CHEVROLET TRUCK SERVICE M ANUAL