80
Endura
®
Delta
en
Installer
Err
or
no.
Shor
t
description
System action
Long description
Action
27
Outdoor air temperature (T21) too high
Critical war
ning
The unit has stopped working.
T21 sensor failure. Abnor
mally high value
detected via the T21 sensor
.
1.
Tur
n off the power for 30 seconds and then restar
t the unit.
2.
If the error message remains, tr
y reconnecting the connectors or
replace the T21 sensor
.
3.
If the error message remains, then the motherboard may need to be replaced.
28
Outdoor air temperature (T21) static
Critical war
ning
The unit has stopped working.
T21 sensor failure. The temperature values have remained constant for the past 24 hours.
1.
Tur
n off the power for 30 seconds and then restar
t the unit.
2.
If the error message remains, tr
y reconnecting the connectors or
replace the T21 sensor
.
3.
If the error message remains, then the motherboard may need to be replaced.
29
Outdoor air temperature (T21bis) too low
Critical war
ning
The unit has stopped working.
T21bis sensor failure. Abnor
mally low
value detected via the T21bis sensor
.
1.
Tur
n off the power for 30 seconds and then restar
t the unit.
2.
If the error message remains, tr
y reconnecting the connectors or
replace the T21bis sensor
.
3.
If the error message remains, then the motherboard may need to be replaced.
30
Outdoor air temperature (T21bis) too high
Critical war
ning
The unit has stopped working.
T21bis sensor failure. Abnor
mally high
value detected via the T21bis sensor
.
1.
Tur
n off the power for 30 seconds and then restar
t the unit.
2.
If the error message remains, tr
y reconnecting the connectors or
replace the T21bis sensor
.
3.
If the error message remains, then the motherboard may need to be replaced.
31
Outdoor air temperature (T21bis) static
Critical war
ning
The unit has stopped working.
T21bis sensor failure. The temperature values have remained constant for the past 24 hours.
1.
Tur
n off the power for 30 seconds and then restar
t the unit.
2.
If the error message remains, tr
y reconnecting the connectors or
replace the T21bis sensor
.
3.
If the error message remains, then the motherboard may need to be replaced.
32
Supply air temperature (T22) too low
Critical war
ning
The unit has stopped working.
T22 sensor failure. Abnor
mally low value
detected via the T22 sensor
.
1.
Tur
n off the power for 30 seconds and then restar
t the unit.
2.
If the error message remains, tr
y reconnecting the connectors or
replace the T22 sensor
.
3.
If the error message remains, then the motherboard may need to be replaced.
Summary of Contents for Endura Delta 330
Page 1: ...Endura Delta Installer User manual...
Page 136: ...136 Endura Delta en...
Page 137: ...137 Endura Delta en...
Page 138: ...138 Endura Delta en...
Page 139: ...139 Endura Delta en...