Error code P4: Excessive temperature compressor outlet
Is the compressor outlet temperature higher
than 115°C?
NO
Replace probe T5
YES
Is too little refrigerant in the cooling cycle?
YES
Fix leak, top up refrigerant
NO
Is the probe T5 correctly mounted on the
board?
NO
Correctly mount the probe on the circuit board
YES
Is the probe visibly damaged?
YES
Replace probe
NO
Are the probe resistance values OK? (See
Chapter 11.3 ‘Resistances of the
temperature probes’ on page 59
)
NO
Replace probe
YES
Replace the control board
55
Summary of Contents for MVV 1200 Dc
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