BoilerFaultCodesGlow-worm Boiler Fault Codes
631 fault codes across 67 Glow-worm boiler models.
UK boiler brand owned by Vaillant Group. Popular budget-to-mid-range option.
Most searched Glow-worm fault codes
F.00 F.10 F.11 F.12 F.91
Your boiler has stopped working because it cannot accurately measure the temperature of the water leaving the unit to heat your home.
Energy
Your boiler has detected an electrical fault with the internal sensor that monitors the temperature of the water leaving the unit, causing it to shut down for safety.
Energy
Your boiler has detected an electrical fault with the internal sensor that monitors the temperature of the water used for your heating, causing the system to shut down for safety.
Energy
Your boiler has lost its ability to monitor the temperature of your hot water cylinder because a sensor has developed an electrical fault.
Energy
Your boiler has lost its ability to monitor the temperature of your hot water cylinder because a sensor has developed an electrical fault.
Energy
Glow-worm
0 fault codes
Energy
CombiSystemRegular
35 fault codes
· 2015-present
18si 24ci
CombiSystem Discontinued
22 fault codes
· 2003-2006
23C
Combi Discontinued
6 fault codes
· 1994-1997
cxi / csi range
Combi Discontinued
1 fault codes
· 2005-2010
30ci 30si 35ci
Combi Discontinued
36 fault codes
· 2003-2007
30ci Plus
Combi Discontinued
41 fault codes
· 2005-2009
56 2
Regular Discontinued
3 fault codes
· 1980-1994
56 3E
Regular Discontinued
2 fault codes
· 1994-1999
Betacom
Combi Discontinued
3 fault codes
· 2013-2016
Compact 100
Combi Discontinued
10 fault codes
· 1997-2003
Compact 75E
Combi Discontinued
3 fault codes
· 1994-1998
Energysaver 60
Regular Discontinued
4 fault codes
· 1994-2003
Energysaver Combi 2 80 100
Combi Discontinued
40 fault codes
· 1994-1996
Flexicom 18sx
System Discontinued
51 fault codes
· 2007-2015
Flexicom cx
Combi Discontinued
38 fault codes
· 2007-2013
Fuelsaver Complheat 40 55
Regular Discontinued
10 fault codes
· 1994-1996
Hideaway 40B 50B 60B FF
Regular Discontinued
27 fault codes
· 1994-2003
Hideaway 40B
Regular Discontinued
0 fault codes
· 1991-2001
Micron 100ff 120ff
Regular Discontinued
4 fault codes
· 2000-2005
Micron 30ff
Regular Discontinued
46 fault codes
· 10/1997-2004
Space Saver 30 40 50
Regular Discontinued
8 fault codes
· 1970s-1980s
Space Saver Compleheat 30 40 50
Regular Discontinued
5 fault codes
· 1988-1994
Swift Flow 100
Combi Discontinued
13 fault codes
· 1994-2002
Ultimate 100ff 120ff
Regular Discontinued
18 fault codes
· 1994-2004
Ultimate 30ff
Regular Discontinued
15 fault codes
· 1994-2005
Ultracom 24cx 30cx
Combi Discontinued
71 fault codes
· 2007-2011
Ultrapower sxi
System Discontinued
39 fault codes
· 2007-2013
Xtrafast 96 120
Combi Discontinued
28 fault codes
· 2000-2005
Xtramax
Combi Discontinued
29 fault codes
· 2005-2009
Xtramax HE
Combi Discontinued
23 fault codes
· 2005-2010
Glow-worm Energy Combi
0 fault codes
Glow-worm Energy System
0 fault codes
Glow-worm Energy Heat
0 fault codes
Glow-worm Betacom C
0 fault codes
Glow-worm Compact
0 fault codes
Glow-worm Ultracom 2 CXI
0 fault codes
Glow-worm Ultracom 2 SXI
0 fault codes
Glow-worm Ultracom 2 HXI
0 fault codes
Glow-worm Ultracom cxi
0 fault codes
Glow-worm Ultracom sxi
0 fault codes
Glow-worm Ultracom hxi
0 fault codes
Glow-worm Ultracom 35 Store
0 fault codes
Glow-worm Flexicom cx
0 fault codes
Glow-worm Flexicom hx
0 fault codes
Glow-worm Flexicom sx
0 fault codes
Glow-worm Betacom
0 fault codes
Glow-worm Xtrafast 96
0 fault codes
Glow-worm Xtrafast 120
0 fault codes
Glow-worm Xtramax HE
0 fault codes
Glow-worm Ci Range
0 fault codes
Glow-worm Ci Plus
0 fault codes
Glow-worm cxi
0 fault codes
Glow-worm sxi
0 fault codes
Glow-worm hxi
0 fault codes
Glow-worm Micron 30FF
0 fault codes
Glow-worm Micron 40FF
0 fault codes
Glow-worm Micron 50FF
0 fault codes
Glow-worm Micron 60FF
0 fault codes
Glow-worm EnergySaver
0 fault codes
Glow-worm EnergySaver Combi
0 fault codes
Glow-worm Ultimate
0 fault codes
Glow-worm Space Saver
0 fault codes
Glow-worm Hideaway 80
0 fault codes
Glow-worm Hideaway 100
0 fault codes
Glow-worm 30cxi
0 fault codes
Glow-worm 38cxi
0 fault codes
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