Page 134 of 1807
AC0QL-01
AC-38
- AIR CONDITIONINGCOMPRESSOR AND MAGNETIC CLUTCH
2186 Author: Date:
1997 SUPRA (RM502U)
INSTALLATION
1. INSTALL COMPRESSOR
(a) Install the stud bolt.
Torque: 26 N´m (265 kgf´cm, 19.2 ft´lbf)
(b) Install the compressor with 4 bolts and nut.
Torque: 52 N´m (530 kgf´cm, 38.3 ft´lbf)
(c) Connect the magnetic clutch connector.
(d) Install the engine under cover.
2. CONNECT DISCHARGE AND SUCTION HOSES
Connect the both hoses with 2 bolts.
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
NOTICE:
Hose should be connected immediately after the caps have been removed.
HINT:
Lublicate 2 new O-rings with compressor oil and install the hoses.
3. INSTALL POWER STEERING PUMP SET BOLTS
Torque: 58 N´m (590 kgf´cm, 42 ft´lbf)
4. INSTALL DRIVE BELT
(See page AC-17)
5. CONNECT NEGATIVE (-) TERMINAL CABLE TO BATTERY
6. EVACUATE AIR IN REFRIGERATION SYSTEM AND CHARGE EITH REFRIGERANT
Specified amount: 700 ± 50 g (24.96 ± 1.76 oz.)
7. INSPECT FOR LEAKAGE OF REFRIGERANT
Using a gas leak detecter, check for leakage of refrigerant.
If there is leakage, check the tightening torque at the joints.
8. INSPECT A/C OPERATION
Page 135 of 1807
AC0QN-01
N08732
N16963
AC-40
- AIR CONDITIONINGRECEIVER
2188 Author: Date:
1997 SUPRA (RM502U)
REMOVAL
1. DISCHARGE REFRIGERANT FROM REFRIGERATION
SYSTEM
HINT:
At the time of installation, please refer to the following item.
Evacuate air from refrigeration system.
Charge system with refrigerant and inspect for leakage of refrig-
erant.
Specified amount: 700 ± 50 g (24.96 ± 1.76 oz.)
2. REMOVE FRONT BUMPER (See page BO-4)
3. REMOVE RADIATOR SUPPORT UPPER SEAL
Remove the 12 clips and radiator support upper seal.
4. REMOVE LIQUID TUBES FROM RECEIVER
Remove the 2 bolts and both tubes from the receiver.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
NOTICE:
Cap the open fittings immediately to keep moisture or dirt
out of the system.
HINT:
At the time of installation, please refer to the following item.
Lubricate 2 new O-rings with compressor oil and install the
tube.
5. REMOVE RECEIVER
Remove the holder bolt and pull the receiver downward from
the receiver holder.
HINT:
At the time of installation, please refer to the following item.
If receiver is replaced, add compressor oil to receiver.
Add 10 cc (0.34 fl.oz.)
Compressor oil: ND-OIL 8 or equivalent
6. REMOVE RECEIVER HOLDER
Remove the screw and holder.
Page 137 of 1807
N08731
N08730
N08726
N08727
AC-44
- AIR CONDITIONINGCONDENSER
2192 Author: Date:
1997 SUPRA (RM502U)
6. REMOVE THESE PARTS:
(a) Front bumper (See page BO-4)
(b) Radiator support upper seal (See page AC-40)
(c) Receiver and holder (See page AC-40)
7. DISCONNECT LIQUID TUBE AND DISCHARGE
TUBES
Remove the 3 bolts and disconnect the both tubes.
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
NOTICE:
Cap the open fittings immediately to keep moisture or dirt
out of the system.
HINT:
At the time of installation, please refer to the following item.
Lubricate 3 new O-rings with compressor oil and install the
tubes.
8. REMOVE CONDENSER
(a) Remove the 2 radiator upper mountings.
(b) Push the radiator toward engine.
(c) Remove the condenser upper mountings.
Page 138 of 1807
N16962
N08733
- AIR CONDITIONINGCONDENSER
AC-45
2193 Author: Date:
1997 SUPRA (RM502U)
(d) Push the condenser toward radiator and remove the liq-
uid tube piping clamp.
Torque: 4.1 N´m (42 kgf´cm, 36 in.´lbf)
(e) Push the condenser toward engine and pull it upward.
HINT:
At the time of installation, please refer to the following item.
If condenser is replaced, add compressor oil to the condenser.
Add 40 cc (1.4 fl.oz.)
Compressor oil: ND-OIL 8 or equivalent
Page 139 of 1807
AC0QS-02
N08379
N08737
- AIR CONDITIONINGEVAPORATOR
AC-47
2195 Author: Date:
1997 SUPRA (RM502U)
EVAPORATOR
REMOVAL
1. DISCHARGE REFRIGERANT IN REFRIGERATION
SYSTEM
HINT:
At the time of installation, please refer to the following item.
Evacuate air from refrigeration system.
Charge system with refrigerant and inspect for leakage of refrig-
erant.
Specifieed amount: 700 ± 50 g (24.96 ± 1.76 oz.)
2. REMOVE ABS ACTUATOR (See page BR-70)
3. DISCONNECT LIQUID TUBE AND SUCTION TUBE
FROM A/C UNIT
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
NOTICE:
Cap the open fittings immediately to keep moisture or dirt
out of the system.
HINT:
At the time of installation, please refer to the following item.
Lubricate 2 new O-rings with compressor oil and install the
tubes.
4. REMOVE THESE PARTS:
(a) Glove compartment parts
(b) Heater to register No.4 duct
(c) Front door scuff plate RH
(d) Floor carpet
5. REMOVE ECM
(a) Slide the floor carpet backward.
(b) Remove the 2 nuts and the ECM cover.
(c) Disconnect the connector.
(d) Remove the 2 nuts and the ECM.
Page 143 of 1807
AC0QZ-01
N08398
Expansion valve
- AIR CONDITIONINGEXPANSION VALVE
AC-55
2203 Author: Date:
1997 SUPRA (RM502U)
REMOVAL
1. REMOVE EVAPORATOR
(See page AC-47)
2. REMOVE EXPANSION VALVE
Using a hexagon wrench, remove the 2 bolts and separate the
evaporator and expansion valve.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
HINT:
At the time of installation, please refer to the following item.
Lubricate 4 new O-rings with compressor oil and install the
tubes.
Page 152 of 1807
AC0RG-01
N08405
AC-74
- AIR CONDITIONINGPRESSURE SWITCH
2222 Author: Date:
1997 SUPRA (RM502U)
REMOVAL
1. DISCONNECT REFRIGERANT FROM REFRIGERA-
TION SYSTEM
HINT:
At the time of installation, please refer to the following item.
Evacuate air from refrigeration system.
Charge system with refrigerant and inspect for leakage of refrig-
erant.
Specified amount: 700 ± 50 g (24.69 ± 1.76 oz.)
2. REMOVE PRESSURE SWITCH FROM LIQUID TUBE
Disconnect the connector and remove the pressure switch.
Torque: 10 N´m (100 kgf´cm, 7 ft´lbf)
HINT:
Lock the switch mounted on the tube with an open end
wrench, being careful not to deform the tube and remove
the switch.
At the time of installation, please refer to the following
item.
Lubricate a new O-ring with the compressor oil and install
the switch.
Page 155 of 1807
I03527
AC0RQ-01
- AIR CONDITIONINGENGINE COOLANT TEMPERATURE (ECT) SWITCH
AC-85
2233 Author: Date:
1997 SUPRA (RM502U)
ENGINE COOLANT
TEMPERATURE (ECT) SWITCH
REMOVAL
1. REMOVE ENGINE UNDER COVER
2. DRAIN ENGINE COOLANT
HINT:
It is not necessary to drain out all coolant.
3. REMOVE SWITCH
(a) Disconnect the connector.
(b) Remove the switch.
Torque: 7.4 N´m (75 kgf´cm, 65 in.´lbf)
HINT:
At the time of installation, please refer to the following item.
Lubricate a new O-ring with soapy water and install the switch.
