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A/C System Relay Inspection
NOTE
Do not use blue relay for the substitute of
white relay because internal durability of a
blue relay is different from the durability of a
white relay.
1) Disconnect negative (–) cable from battery.
2) Remove compressor relay (1) or condenser cooling
fan relay (2) from main fuse box (3).
3) Check that there is no continuity between terminal
"c" and "d". If there is continuity, replace relay.
4) Connect battery positive (+) terminal to terminal "b"
of relay and battery negative (–) terminal to terminal
"a" of relay, and then check continuity between
terminal "c" and "d". If there is no continuity, replace
relay.
"a"
"b"
Compressor Drive Belt Inspection and
Adjustment
Refer to "Water Pump and Generator Drive Belt On-
Vehicle Inspection in Section 1J".
Compressor Drive Belt Removal and
Installation
Refer to "Water Pump and Generator Drive Belt
Removal and Installation in Section 1J".
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"c"
"d"
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Air Conditioning System: Manual Type 7B-30
Compressor Assembly Removal and
Installation
Removal
1) Run engine at idle speed with A/C ON for 10
minutes.
2) Stop the engine.
3) Disconnect negative (-) cable from battery.
4) Recover refrigerant from the A/C system with
recovery and recycling equipment referring to
"Recovery" in "Operation Procedure for Refrigerant
Charge".
5) Remove condenser cooling fan referring to
"Condenser Cooling Fan Removal and Installation".
6) Remove compressor drive belt referring to
"Compressor Drive Belt Removal and Installation".
7) Remove right side engine under cover.
8) Disconnect magnet clutch lead wire coupler (1).
9) Disconnect discharge hose (2) and suction hose (3)
from compressor (4).
NOTE
Cap open fittings immediately to keep
moisture out of the system.
3
4
10) Remove compressor mounting bolts (1), and then
remove compressor (2) from its bracket.
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Troubleshooting
