Warnings - Beretta POWER MAX Installation And Operation Manual

Nr. Error Description
122 DHW_OPEN DHW sensor open
123 FLUE_OPEN Flue sensor open
126 RETURN_
Return sensor shorted
SHORTED
SUPPLY_
127 Supply sensor shorted
SHORTED
DHW_SHORT-
129 DHW sensor shorted
ED
FLUE_
130 Flue sensor shorted
SHORTED
Net. freq. error detected by
133 Net Freq Error
the watchdog
RESET_BUT- Too many resets in a short
134
TON_ERROR time period
Flue gases
155
press. switch Flue pressure switch open
(*)
err.
163 T_SELEC- Heat exchanger's flow rate
TION1_OPEN too low
164 Boiler model
Boiler model not set
not detected
Only for models POWER MAX 50 P DEP and POWER MAX 50 P.
(*)
3.4.3

Warnings

Nr. Error
200 CC_LOSS_COMMUNICATION
201 CC_LOSS_COMMUNICATION
202 OUTDOOR_WRONG
203 T_SYSTEM_WRONG
204 T_CASCADE_WRONG
207 DHW sensor error
208 Zone sensor error
209 Boiler request disabled
Checks
Check the integrity of the wire connections
Check the DHW temperature sensor
Check the integrity of the wire connections
Check the return temperature sensor
Check the integrity of the wire connections
Check the return temperature sensor
Check the integrity of the wire connections
Check the DHW temperature sensor
Check the integrity of the wire connections
Check the Outdoor temperature sensor
Check for any obstruction in the exhaust
system
Check the condensate discharge
Description
Cascade system: the burner of the managing module has lost
the signal of one of the depending thermal module burner
Cascade system: the managing module has lost the signal of
one of the depending thermal module
Outdoor sensor is open of shorted
T_System sensor is open of shorted
T_Cascade sensor is open of shorted
DHW sensor error
Zone sensor error
Boiler request disabled
Solutions
If the wiring is damaged, replace it
Verify that the temperature sensor has the
correct resistance values. If values are
incorrect sensor must be replaced.
If the wiring is damaged, replace it
Verify that the temperature sensor has the
correct resistance values. If values are
incorrect sensor must be replaced.
If the wiring is damaged, replace it
Verify that the temperature sensor has the
correct resistance values. If values are
incorrect sensor must be replaced.
If the wiring is damaged, replace it
Verify that the temperature sensor has the
correct resistance values. If values are
incorrect sensor must be replaced.
If the wiring is damaged, replace it
Verify that the temperature sensor has the
correct resistance values. If values are
incorrect sensor must be replaced.
Remove any obstructions from the exhaust
system
Remove any obstruction from condensate
discharge and confirm if the condensate
can flow freely
Checks
49
Solutions