cooling TOYOTA T100 1996 Factory Manual Online

Downloaded from www.Manualslib.com manuals search engine AC3IX−01
AC−34
− AIR CONDITIONINGBLOWER UNIT
1996 TOYOTA T100 (RM449U)
REMOVAL
1. REMOVE GLOVE COMPARTMENT DOOR
2. REMOVE GLOVE COMPARTMENT REINFORCE-
MENT
3. REMOVE INSTRUMENT PANEL LOWER FINISH PAN-
EL
4. REMOVE COOLING UNIT
5. REMOVE BLOWER UNIT
(a) Disconnect the connectors.
(b) Disconnect the air inlet control cable.
HINT:
At the time of installation, please refer to the following item.
After connection, adjust the control cable.
(c) Remove the nut, 2 bolts and blower unit.

Downloaded from www.Manualslib.com manuals search engine AC0FP−02
N13103
− AIR CONDITIONINGRECEIVER
AC−47
1996 TOYOTA T100 (RM449U)
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: 650 ± 50 g (22.92 ± 1.76 oz.)
2. REMOVE RADIATOR GRILLE
3. DISCONNECT LIQUID TUBE BETWEEN RECEIVER
AND COOLING UNIT
Remove the bolt and disconnect the liquid tube.
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.
4. REMOVE RECEIVER FROM RECEIVER HOLDER
Remove the holder bolt and pull the receiver upward from the
holder
HINT:
At the time of installation, please refer to the following item.
If receiver is replaced, add compressor oil to receiver.
Add 20 cc (0.71 fl.oz.)
Compressor oil: ND−OIL 8 or equivalent

Downloaded from www.Manualslib.com manuals search engine AC0FU−01
I01456
− AIR CONDITIONINGEVAPORATOR
AC−53
1987 Author: Date:
1996 TOYOTA T100 (RM449U)
EVAPORATOR
REMOVAL
1. REMOVE COOLING UNIT
(See page AC−23)
2. REMOVE EVAPORATOR
(a) Using a knife, cut off each packing.
(b) Remove the 4 screws and 4 clips, then separate the up-
per and lower case.
(c) Remove the evaporator.
HINT:
At the time of installation, please refer to the following item.
If evaporator is replaced, add compressor oil to evaporator.
Add 40 cc (1.4 fl.oz.)
Compressor oil: ND−OIL 8 or equivalent

Downloaded from www.Manualslib.com manuals search engine AC0GF−01
Z04350
Connector
3 21
4
Z13470
Low Pressure High Pressure
Side Side
ON (Continuity)
3,140 kpa 196 kpa
(2.0 kgf/cm
2,28psi)
OFF (No Continuity)(32.0 kgf/cm2,455psi)
OFF (No Continuity)
− AIR CONDITIONINGPRESSURE SWITCH
AC−75
2009 Author: Date:
1996 TOYOTA T100 (RM449U)
PRESSURE SWITCH
ON−VEHICLE INSPECTION
1. SET ON MANIFOLD GAUGE SET
(See page AC−17)
2. REMOVE GLOVE COMPARTMENT DOOR
(See page BO−36)
3. DISCONNECT CONNECTOR FROM COOLING UNIT
4. SET VEHICLE IN THESE CONDITIONS:
(a) Running engine at 2,000 rpm
(b) Blower speed control switch at HI
(c) Temperature control lever MAX. COOL
(d) A/C switch ON
5. INSPECT PRESSURE SWITCH OPERATION
(a) Connect the positive (+) lead from the ohmmeter to termi-
nal 1 and negative (−) lead to terminal 3.
(b) Check continuity between terminals when refrigerant
pressure is changed, as shown in the illustration.
If operation is not as specified, replace the pressure switch.

Downloaded from www.Manualslib.com manuals search engine AC0GK−01
N09337
AC−80
− AIR CONDITIONINGAIR CONDITIONING AMPLIFIER
1996 TOYOTA T100 (RM449U)
REMOVAL
1. REMOVE GLOVE COMPARTMENT DOOR
(See page BO−36)
2. REMOVE A/C AMPLIFIER
(a) Disconnect the connector.
(b) Remove the amplifier from the cooling unit.