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Fault Finding Codes

Fault finding codes for the Compact s range

Fault finding codes for the Compact s range

SymtomsPossible Faults
No DHWCheck external controls, Please test for 230V on switch live contact
No C/HCheck external controls, Please test for 230V on switch live contact
No C/H or DHWCheck external controls, Please test for 230V on switch live contact
Boiler locks out within 10 secondsCheck pump proving switch, air pressure switch and overheat stat
Poor burner pressureCheck burner pressure/ignition adjustment pots on PCB

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