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MYDENS
COSMOGAS
7 - USE
7.17 - Diagnostics
During normal appliance operation, the display “N” in figure
51 continuously shows the working status of the appliance
through the following indications:
Parameter
Description of the parameter
Display “N” in figure 51
AttE
Appliance not locked but alarm pending Alarm code (for code key see section 7.17.3)
FILL
System pressure too low, perform filling
(see section 6.1.3)
FILL
Loc
Appliance in lock mode. To reset, press
and hold the RESET button until the
rSt
message is displayed. If the
lockout occurs frequently, contact a
qualified installer
Lock code (for code key see section 7.17.1)
Err
Appliance in error mode. Restore
operation by resolving the cause of the
anomaly. Contact a qualified installer
Error code (for code key see section 7.17.2)
ALEg
Anti-legionella function running (see
section 5.16.1). It will end when the
water in the tank reaches 60°C.
Tank temperature
SEr
Appliance maintenance request
