Mitsubishi Heavy Industries KXZR Series User Manual

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71
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‘17 • KX-SM-261
2.3 Contents of troubleshooting
(a) List of inspection displays
1) Indoor and outdoor units
Remote
control
error code
7-segment
display
Name of inspection Classification Page
E1 – Remote control communication error Communication error 90
E2 – Duplicated indoor unit address Address setting error 91
E3 – Outdoor unit signal line error
Address pairing setting error 92
E5 – Communication error during operation Communication error 93
E6 –
Indoor heat exchanger temperature thermistor anomaly (Thi-R) Thermistor wire breakage 94
E7 – Indoor return air temperature thermistor anomaly (Thi-A)
Thermistor wire breakage 95
E9 – Drain trouble System error 96
E10 –
Excessive number of indoor units (more than 17 units) by
controlling one remote control
Communication error 97
E11 – Address setting error between master and slave indoor units Address setting error 98
E12 – Address setting error by mixed setting method Address setting error 99
E16 – Indoor DC fan motor anomaly DC fan motor error 100
E18 –
Address setting error of master and slave indoor units Address setting error 101
E19 –
Indoor unit operation check drain motor check mode anomaly Setting error 102
E20 – Indoor DC fan motor rotation speed anomaly DC fan motor error 103
E21 –
Detective panel switch operation (FDT) Panel switch error 104
E28 – Remote control temperature thermistor anomaly (Thc)
Thermistor wire breakage 105
E31 E31 Duplicated outdoor unit address No. Address setting error 106
E32 E32 Open L3 Phase on power source at primary side Site setting error 107
E36 E36-1, 2 Discharge pipe temperature error (Tho-D1, D2) System error 108
E37
E37-1, 2
E37-4, 5
E37-5, 6
E37-8, 9
Outdoor heat exchanger temperature thermistor (Tho-R)
and subcooling coil temperature thermistor (Tho-SC, -H)
anomaly
Thermistor wire
breakage
109
E38 E38 Outdoor air temperature thermistor anomaly (Tho-A)
Thermistor wire breakage 110
E39 E39-1, 2
Discharge pipe temperature thermistor anomaly (Tho-D1, D2) Thermistor wire breakage 111
E40 E40 High pressure anomaly (63H1-1, 2 activated) System error 112
E41 (E51) E41 (E51)-1, 2
Power transistor overheat System error 113
E42 E42-1, 2 Current cut (CM1, 2) System error 114
E43
E43-1
E43-2
Excessive number of indoor units connected, excessive total
capacity of connection
Site setting error 115
E44 E44-1, 2 Liquid flooding anomaly (CM1,2) System error 116
E45 E45-1, 2
Communication error between inverter PCB and outdoor unit
control PCB
Communication error 117, 118
E46 E46 Mixed address setting methods coexistent in same network Address setting error 119
E48
E48-1
E48-2
Outdoor DC fan motor anomaly DC fan motor error 120, 121
E49 E49 Low pressure anomaly System error 122
E53/E55 E53/E55-1, 2
Suction pipe temperature thermistor anomaly (Tho-S),
Under-dome temperature thermistor anomaly (Tho-C1, C2)
Thermistor wire
breakage
123
E54
E54-1
E54-2
High pressure sensor anomaly (PSH)
Low pressure sensor anomaly (PSL)
Sensor wire breakage 124
E56 E56-1, 2
Power transistor temperature thermistor anomaly (Tho-P1, Tho-P2) Thermistor wire breakage 125
E58 E58-1, 2 Anomalous compressor by loss of synchronism System error 126
E59 E59-1, 2 Compressor startup failure (CM1, 2) System error 127
E61 E61-1, 2 Communication error between the master unit and slave units System error 128
E63 E63 Emergency stop Site setting error 129

Mitsubishi Heavy Industries KXZR Series Specifications

General

Brand	Mitsubishi Heavy Industries
Model	KXZR Series
Category	Air Conditioner
Language	English