7
INSTALLATION AND OPERATING INSTRUCTIONS
SFC COMBI BOILERS SFC-99, SFC-125
5.3 WARNINGS AND FAULTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
5.3.1 Warning Codes.................................................5-6
5.4 OTHER FAULTS ...................................................5-8
5.4.1 No heat (central heating) fault codes ................................5-8
5.4.2 Central heating does not reach the correct temperature .................5-8
5.4.3 Central heating system remains too warm............................5-9
5.4.4 No domestic hot water (DHW) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
5.4.5 Domestic hot tap water does not reach the correct temperature ...........5-9
5.4.6 Burner ignites loudly............................................5-10
5.4.7 Burner resonates ..............................................5-10
6.0 DIAGRAMS .............................................6-1
6.1 PARTS DIAGRAMS ................................................6-2
6.2 WIRING DIAGRAMS ...............................................6-5
INSTALLATION & COMMISSIONING REPORT..............................6-6
SERVICE RECORD ...................................................6-7
REVISION HISTORY ..................................................6-9
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