TSRM/MK2 Supra/Repair Manual
Repair ManualWiring Diagrams
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AC/Air Conditioning System — Receiver, page 37

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Receiver — MK2 Supra Air Conditioning System, page 37
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Page text (OCR transcript)
RECEIVER
(See page AC-22)

ON-VEHICLE INSPECTION

CHECK SIGHT GLASS, FUSIBLE PLUG AND FITTINGS FOR LEAKAGE

Use a gas leak tester. Repair as necessary.

REMOVAL OF RECEIVER

1. DISCHARGE REFRIGERATION SYSTEM
(See page AC-12)

2. DISCONNECT TWO LIQUID LINE TUBES FROM RECEIVER

NOTE: Cap the open fittings immediately to keep moisture out of the system.

3. REMOVE RECEIVER FROM RECEIVER HOLDER

INSTALLATION OF RECEIVER

1. INSTALL RECEIVER IN RECEIVER HOLDER

NOTE: Do not remove blind plugs until ready for connection.

2. CONNECT TWO LIQUID LINE TUBES TO RECEIVER
Torque: 135 kg-cm (10 ft-lb, 13 N-m)

3. IF RECEIVER IS REPLACED, ADD COMPRESSOR OIL TO COMPRESSOR

Add 10 — 20 cc (0.3 — 0.7 fl. oz.)

4. EVACUATE, CHARGE AND TEST REFRIGERATION SYSTEM (See page AC-12)

COOLING UNIT
(See page AC-22)

ON-VEHICLE INSPECTION OF EXPANSION VALVE

1. CONNECT MANIFOLD GAUGE TO COMPRESSOR

2. CHECK EXPANSION VALVE OPERATION

(a) Run the engine at fast idle with the air conditioning on.

(b) Check that reading on the low pressure is between 0.5 — 5.0 kg/cm² (7 — 71 psi, 49 — 490 kPa).

If the reading is too low, check and replace the expansion valve and/or receiver.

If the reading is too high, tighten the remote valve holders and/or replace the expansion valve.