29/12/2017 10:23:02
Heat Exchanger
Correction code 46012802
Remove
- Raise vehicle on 2 post lift (refer to procedure).
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Recover the A/C refrigerant.
- Roadster 1.5: (refer to procedure)
- Roadster 2.0: (refer to procedure)
- Remove RH forward rear wheel arch liner.
- Position container to collect coolant.
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Release clamps securing feed and return hoses to coolant manifold.
- Disconnect hoses from manifold and allow coolant to drain.
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Release clamp securing bleed hose to reservoir and release hose from reservoir.
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Remove clamp from bleed hose and feed hose through grommet in bodyside.
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Remove bolt securing pipe retaining plate to TXV (torque 10 Nm). Remove retaining plate.
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Disconnect refrigerant pipes from TXV.
CAUTIONPlug pipe connections to prevent ingress of moisture or dirt.
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Disconnect heat exchanger thermistor connector.
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Remove bolt securing junction box to heat exchanger (torque 10 Nm). Position junction box aside.
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Loosen nuts (x2) securing heat exchanger mounting bracket to seat belt anchorage frame (torque 10 Nm).
- Release top of heat exchanger from slots in the mounting bracket.
- Release heat exchanger from bottom mounts and rotate to access hoses.
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Release clip securing hose from coolant pump to heat exchanger and disconnect hose.
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Release clip securing hose from coolant manifold to heat exchanger and disconnect hose.
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Release clamp securing bleed hose to heat exchanger and remove hose.
- Release heat exchanger and maneuver from vehicle.
Install
Installation procedure is the reverse of removal, except for the following:
- Replace A/C pipe O-rings.
- Refill and bleed cooling system (refer to procedure).