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17.Heater and Cooling Unit
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Using the refrigerant recovery system, dis-
charge refrigerant. <Ref. to AC-20, PROCEDURE,
Refrigerant Recovery Procedure.>
3) Drain coolant from the radiator.
4) Remove the bolts securing expansion valve and
pipe in engine compartment. Release the heater
hose clamps in engine compartment to remove the
hoses.
5) Remove the instrument panel. <Ref. to EI-56,
REMOVAL, Instrument Panel Assembly.>
6) Remove the support beam.
7) Remove the blower motor unit assembly. <Ref.
to AC-26, REMOVAL, Blower Motor Unit Assem-
bly.>
8) Disconnect the actuator connector.
9) Remove the bolt and nuts to remove the heater
and cooling unit.
B: INSTALLATION
1) Install in the reverse order of removal.
2) Charge refrigerant. <Ref. to AC-21, PROCE-
DURE, Refrigerant Charging Procedure.>
Tightening torque:
Refer to "COMPONENT" of "General Descrip-
tion". <Ref. to AC-5, HEATER COOLING
UNIT, COMPONENT, General Description.>
Heater and Cooling Unit
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
AC-00921
AC-00922
AC-37
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