Glow-Worm Compact S Boiler Range Error Codes

Glow-Worm Compact S Boiler Range Error Codes

Symptoms Possible Faults
No DHW Check external controls, Please test for 230V on switch live contact
No C/H Check external controls, Please test for 230V on switch live contact
No C/H or DHW Check external controls, Please test for 230V on switch live contact
Boiler locks out within 10 seconds Check pump proving switch, air pressure switch and overheat stat
Poor burner pressure Check burner pressure/ignition adjustment pots on PCB

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