Model reference

Sanyo SAP-KRV9AEH

Air Conditioner

1 document27 error codes2 service modes

Available documentation

Service Manual

Technical & Service Manual SAP-KRV9AEH + SAP-CRV9AEH SAP-KRV12AEH + SAP-CRV12AEH108 pg
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MyPros+ Max

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M+

M+ Max·Sanyo Air Conditioner

E2 on my Sanyo SAP-KRV9AEH

M+

Anti-freezing protection activated.

From Service Manual 780225, p.37:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part WPW10804018

Electronic control board

Error codes (27)

CodeMeaning

E2Anti-freezing protection activated.E5Over current protection.E6Communication malfunction between indoor and outdoor units.EEStorage slug or Indoor PCB malfunction.F0Lack of Freon or block protection.F1Internal ambient temperature sensor malfunction.F2Indoor pipe temperature sensor malfunction.F3Outdoor ambient temperature sensor malfunction.F4Discharge protection of compressor or break-circuit/short-circuit of outdoor…F5Break-circuit and short-circuit of outdoor discharge temperature sensor.H1Defrosting operation in progress.H3Overload of compressor.H4Overload of system.H6No motor of indoor unit feedback.H7Sync failure of compressor.LCStartup failure.P7Temperature sensor malfunction of carbon fin.P8Overheat of carbon fin.PHDC input voltage is too high.PLDC input voltage is too low.U1Phase current detection malfunction of compressor.U5Current detection malfunction of complete unit.U74-way valve conversion abnormal.UASetting error; indoor and outdoor unit abnormal (not matched).UFZero passage abnormal.UHNo motor of outdoor unit feedback.UUDC over current.

Service modes (2)

Emergency operation (manual switch)Open the front panel of the indoor unit
Error code display (manual trigger)Press the LIGHT button 6 times within 4 seconds to display the error code.

Full entry steps, exit procedures, and test sequences are available in Max.

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