XJ-S Convertible (XJ27) L6-4.0L (1996)
Heater Core: Service and Repair
HEATER MATRIX
RENEW
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Disconnect the battery earth lead.
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Remove the left hand console side casing.
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Remove the left hand dash liner.
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Remove the glove box.
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Drain the engine coolant into a suitable container.
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Remove the matrix cover panel securing screws.
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Remove the rear panel, displace front panel and foam seal for access.
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Place rag in position.
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Remove screws securing the feed pipe and disconnect the pipe from matrix.
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Remove and discard gasket.
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Remove the screws securing the feed pipe and disconnect the pipe from matrix.
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Remove and discard the gasket.
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Disconnect the water temperature switch feed wires.
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Remove foam pad from pipes.
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Displace the vacuum pipes fro access.
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Remove the front panel from unit.
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Undo heater hose matrix pipe hose clips and disconnect the hoses from the pipes.
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Reposition pipes from matrix.
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Remove matrix from air con unit.
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Fitting a new matrix is the reversal of the removal procedure.
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Ensure new gaskets are fitted.