1-Switch and n the biler.
2- Press reset bun.
3- If the errr is sll present (r persists) aer
reset, nfy authrized service f E.C.A.
1- Press reset bun.
2- If the errr is sll present (r persists) aer
reset, nfy authrized service f E.C.A.
1- Press reset bun.
2- If the errr is sll present (r persists) aer
reset, nfy authrized service f E.C.A.
F52
Errr n temperature sensr
fr dmesc water
Temperature sensr fr dmesc
water might be defecve.
1- Nfy authrized service f E.C.A.
F53
Errr n temperature sensr
fr ue gas
The ue gas temperature sensr is
in shrt r pen circuit state.
1- Nfy authrized service f E.C.A.
F81
Temperature sensr devian
test delay
Temperature sensrs might be
defecve.
1- Nfy authrized service f E.C.
A.
F201
Cmmunucan Fault
Between Mainbard and MMI
Mainbard-MMI may be failed r
cmmunucan cable may be
1- Nfy authrized service f E.C.A.
1 Flame Lss Risk
Esmates the device's lss f
ame cndin.
1- Please cntact with authrized service.
2 High Water Pressure Risk
Esmates the device's safety valve
pening status.
1- Drain water unl the water pressure drps
t 1.5-2 bar.
3
Lw Water Pressure-Water
Leakage Risk”
Plumbing / biler esmates the
water leak situan.
1- Please cntact with authrized serv
ice.
PREDICTIVE MAINTENANCE WARNINGS
F50 Strage Tank Sensr Fault
Strage tank sensr might be
defecve.
F51 PT1000 slar sensr errr
PT1000 slar sensr might be
defecve.
F49
Mdulan Rm Thermstat
Cmunican Fault
Rm Thermstat may be failed r
cnnecn prblem
34
Table 5