7B
Cooling Unit (Evaporator) Removal and Installation
Reference: Cooling Unit (Evaporator) Components
CAUTION:
Be careful not damage A/C evaporator fins.
If A/C evaporator fin is bent, straighten A/C evaporator fin by using flat head screwdriver or pair of pliers.
Removal
1) Disconnect negative (–) cable at battery.
2) Recover refrigerant from A/C system by referring to “Recovery” in Operation Procedure for Refrigerant Charging .
NOTE:
The amount of removed compressor oil must be measured for replenishing compressor oil.
3) Drain engine coolant and disconnect heater hoses (1) from heater unit referring to Heater Unit / Boost Ventilation Removal and Installation (M13A Model) and Heater Unit / Boost Ventilation Removal and Installation (K9K Model) .
M13 Engine Model
K9K Engine Model
4) Disable air bag system referring to Disabling Air Bag System .
5) Remove attaching bolt (1).
6) Disconnect suction hose (2) and liquid pipe (3) from expansion valve (4).
M13 Engine Model
K9K Engine Model
7) Remove instrument panel referring to Instrument Panel Removal and Installation .
8) Remove cooling unit (1) with heater unit (2) from vehicle body.
9) Remove cooling unit (1) from heater unit (2).
Installation
Reference: Cooling Unit (Evaporator) Inspection
Reverse removal procedure to install cooling unit noting the following instructions.
• If A/C evaporator thermistor removed, its should be reinstalled in original position.
• Install uniformly the padding (1) to installation hole.
M13 Engine Model
K9K Engine Model
• Replenish specified amount of compressor oil to compressor suction side by referring to “Replenishing Compressor Oil” in Operation Procedure for Refrigerant Charging .
• Evacuate and charge refrigerant by referring to “Evacuating of A/C System” and “Charging of A/C System” in Operation Procedure for Refrigerant Charging .
• Adjust mode control cable, temperature control cable and fresh air control cable by referring to Heater Control Lever Assembly Removal and Installation .
• Enable air bag system referring to Enabling Air Bag System .
• Fill engine coolant to radiator referring to Cooling System Flush and Refill:M13A and Cooling System Refill:K9K .