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ACCESSORIES-HEATER
1-9
remove the valve by pulling the valve straight out
from the housing. The valve is held into the heater
core by the use of an
"0"
ring only.
(15) Remove the screws attaching the heater hous-
ing to the heater core and remove the heater core as-
sembly.
lnsfullation
(1) Position the heater core in the heater housing
and install the attaching screws.
(2) Position the heater control valve into the
heater core and install the two screws attaching the
valve to the heater housing.
(3) Position the heater assembly on the dash panel
and install the heater bracket to dash panel attaching
screws.
(4) From the engine compartment, install the three
nuts and washers attaching the heater to the dash
panel.
(5) Install the heater hoses and fill the cooling sys-
tem. Make certain the hoses are connected correctly
(See Figs. 2, 3, and 4).
(6) Install the defroster tubes.
(7)
Connect the intake air duct to the heater blow-
(8)
Install the heater blower bracket to the plenum
(9)
Connect the heater control lever cable to the
(10) Connect the heater wire receptacle to the
(11) Connect the heater ground wire.
(12) Connect the actuator lines to the actuators.
(13) Connect the battery ground cable.
er assembly.
bracket screw.
heater control valve.
heater assembly.
(14) Start the engine and operate the heater.
(15) Inspect for water leaks.
Control Cable Adjustment
(1) Roll the instrument cluster out of the panel far
enough to expose the temperature control cable and
the cable retaining clip.
(2) Position the cable housing approximately
y4
inch beyond the housing retaining clip.
(3) Place the cable core eyelet on the control lever
pin.
(4) Install the instrument cluster.
(5)
Place the temperature control lever in the ex-
treme down position. Make sure the lever stays in this
position through the remainder of the adjustment pro-
cedure.
(6) Place the water valve lever arm in the extreme
forward position (water valve in fully open position).
(7) Install the cable core eyelet on the water valve
lever arm.
(8)
Place the cable housing in the bracket groove
and install the cable housing retaining clip.
(9) Install the cable core eyelet retaining clip.
REAR WINDOW DEFROSTER
The rear window defroster (optional on all models)
is located on and under the rear shelf panel of the
vehicle, and consists of a blower, flexible hose and
nozzle. A switch, located on the instrument panel,
controls the blower for defrosting and rear window.
The rear window defroster operates independently
from the heater. The air forced against the rear win-
dow glass is drawn by the defroster blower from the
air inside the vehicle.
HEATER-AP-1,
AP-2 MODELS
Description
The heater is controlled by two slide lever controls
and a blower switch located on the instrument panel.
The "Heat-Defrost" cable determines the position
of the defroster door and the heater regulator door
inside the heater assembly. When the mntrol is at
"Off"
both of the doors are closed. When the control
is at "Heat" the heater regulator door is open and the
defroster door is closed. When the control is at "De-
frost" both of the doors are open.
The "Temperature" cable determines the position
of the heater fresh air door which regulates the
amount of air that flows past the heater core.
The "Blower" switch determines the speed at which
the heater blower motor operates.
SERVICE PROCEDURES
Heater Removal (Figs. 5, 6 and
71
(1) Disconnect the battery ground cable.
(2) In the engine compartment disconnect the heat-
er hoses at the dash panel. Plug the hose fittings on
Fig. 5-Heater
Hose Connections-225
Cu.
In. Engine
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