SLE - SLE Plus: A1007847 - 661Y2100 • D
Maintenance
1
Check the power supply, when the tank operates as electric DHW tank only
(electrical resistance activated).
2
Check the proper operation of the boiler and the
control thermostat of the tank.
3
Check if the charging pump works properly and replace if
necessary
4
Check the safety thermostat on the tank and/or the
electric heating element and reset or replace if neces-
sary.
5
Check the electric heating element and
replace if necessary.
Models
Smart E / Smart E Plus
Smart E / Smart E Plus + electric heating element
TROUBLESHOOTING
What to do if the domestic hot water is not heated anymore?
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