System Operation
Messages / Faults
Fault code number
Aids
H / Ü 143
Potentiometer defect, feedback varies too rapidly: channel 3
E13
H / Ü 144
Potentiometer defect, feedback varies too rapidly: channel 4
E13
H / Ü 145
Potentiometer defect, feedback varies too rapidly: channel 5
E13
H / Ü 151**
The deactivated re-circulation valve does not reach
"CLOSED” position rapidly enough: channel 1
E2,B1,B3
H / Ü 152**
The deactivated re-circulation valve does not reach
"CLOSED” position rapidly enough: channel 2
E2,B1,B3
H / Ü 153**
The deactivated re-circulation valve does not reach
"CLOSED” position rapidly enough: channel 3
E2,B1,B3
H / Ü 154**
The deactivated re-circulation valve does not reach
"CLOSED” position rapidly enough: channel 4
E2,B1,B3
H / Ü 155**
The deactivated re-circulation valve does not reach
"CLOSED” position rapidly enough: channel 5
E2,B1,B3
H / Ü 161**
Running direction monitoring, channel 1
EE2,E17
H / Ü 162**
Running direction monitoring, channel 2
EE2,E17
H / Ü 163**
Running direction monitoring, channel 3
EE2,E17
H / Ü 164**
Running direction monitoring, channel 4
EE2,E17
H / Ü 165**
Running direction monitoring, channel 5
EE2,E17
H
171**
Dead band exceeded for too long: channel 1
B1,B4,E2
E4,E5
H
172**
Dead band exceeded for too long: channel 2
B1,B4,E2
E4,E5
H
173**
Dead band exceeded for too long: channel 3
B1,B4,E2
E4,E5
H
174**
Dead band exceeded for too long: channel 4
B1,B4,E2
E4,E5
H
175**
Dead band exceeded for too long: channel 5
B1,B4,E2
E4,E5
H
181**
Dead band not attained for too long: channel 1
B1,B4,E2
E4,E5
H
182**
Dead band not attained for too long: channel 2
B1,B4,E2
E4,E5
H
183**
Dead band not attained for too long: channel 3
B1,B4,E2
E4,E5
H
184**
Dead band not attained for too long: channel 4
B1,B4,E2
E4,E5
H
185**
Dead band not attained for too long: channel 5
B1,B4,E2
E4,E5
84
