Elstat ems100 nexo - Condenser High Temperature (Ht) Alarms

Product Manual, Issue 4 ems100
www.nexo.com
Page 44
4.9 Condenser high temperature (Ht) alarms
Condenser high temperature
(Ht) alarms alert to problems
with the refrigeration system
such as a blocked condenser or
faulty condenser fan.
Follow the chart to troubleshoot
condenser high temperature (Ht)
alarms.
Yes
Iscondenser
sensorshort
circuit?
Replace
sensor
No
Ensurecondenserarea
freefromobstruction
Resetalarm–press
Downbuttononthe
controlleronce
HasHtalarm
cleared?
Yes
Isthecondenser
fanrunningwiththe
compressor?
Yes
IstheHtvalue
settocorrectvalue
forcooler?
Yes Faultcleared
No
Waituntilthe
temperaturehas
droppedbelowtheHt
value
No
Investigate
fan
problem
No
Manually
setHtto
thecorrect
value
Resetalarm–press
Downbuttononthe
controlleronce
HasHtalarm
cleared?
No
Replace
controller