46
A1009341-664Y8300 • B
Codes
Description of the fault
Solution for the fault
E 91
System Sensor Shorted
: A
short circuit has been detect-
ed in the system temperature
sensor circuit
1. Check system temperature sensor and wiring for a short circuit.
2. If necessary replace the sensor, or the wire harness.
3. After fi xing the problem reset the appliance and resume normal operation.
E 92
System Sensor Open
: An
open circuit has been detect-
ed in the system temperature
sensor circuit.
1. Check system temperature sensor and wiring for an open circuit.
2. If necessary replace the sensor, or the wire harness.
3. After fi xing the problem reset the appliance and resume normal operation.
E 93
Outdoor Sensor Shorted
: A
short circuit has been detect-
ed in the outdoor tempera-
ture sensor circuit.
1. Check outdoor temperature sensor and wiring for a short circuit.
2. If necessary replace the sensor, or the wire harness.
3. After fi xing the problem reset the appliance and resume normal operation.
E 94
Internal Display Fault
: Dis-
play memory error
Turn unit off and on to resume normal operation.
E 95
Supply Sensor Error
: Supply
sensor reading is invalid
1. Check wiring between display and control module.
2. If necessary replace the sensor, or the wire harness.
3. After fi xing the problem reset the appliance and resume normal operation.
E 96
Outdoor Sensor Open
: An
open circuit has been detect-
ed in the outdoor tempera-
ture sensor circuit.
1. Check outdoor temperature sensor and wiring for an open circuit.
2. If necessary replace the sensor, or the wire harness.
3. After fi xing the problem reset the appliance and resume normal operation.
E 97
Cascade Mismatch
: Cascade
confi guration has changed.
1. Run autodetection if change was intentional, or else check wiring between appliances.
2. Appliance will automatically reset once repaired.
E 98
Cascade Bus Error
: Commu-
nication with other applianc-
es has been lost.
1. Check wiring between appliances.
2. Appliance will automatically reset once repaired.
E 99
Controller Bus Error
:
Communication between
appliance display and control
module has been lost.
1. Check wiring between components.
2. Appliance will automatically reset once repaired.
EN
Troubleshooting
Summary of Contents for WaterMaster 120 Evo
Page 48: ...ACV International Oude Vijverweg 6 B 1653 Dworp Belgium belgium service acv com www acv com...
Page 49: ...A1009341_664Y8300 B WaterMaster 25 35 45 70 85 120 Evo 25 45 70 X Evo ML...
Page 57: ...9 x4 x4 x4 1 2 x2 ML...
Page 59: ...11 x7 WM 25 35 45 Evo x9 WM25X 45X 70 85 120Evo x11 WM 70 X Evo x3 x2 ML...
Page 60: ...12 WaterMaster 70 X Evo x4 ML...
Page 61: ...13 6 3 2 1 x4 x4 WaterMaster 25 X 35 45 X 70 85 120 Evo ML...
Page 75: ...31 ML...
Page 76: ...ACV International Oude Vijverweg 6 B 1653 Dworp Belgium belgium service acv com www acv com...