CONNECTING SERVICES
53
Grade 3
A motorhome with an average thermal
transmittance (u) that does not exceed
1.2w/(m2k) and which can achieve an average
temperature difference of at least 35°C
between inside and outside temperatures
when the outside temperature is -15°C.
Gas
Fault Cause Remedy
Hob does
not light
No gas
Air in pipe
Other
Check level of gas in cylinder
Check gas cylinder valve is open
Check gas taps are open
Purge system
Check hob manufacturer's instructions
Ensure glass lid is fully open (if relevant / if lid
cut-out feature is present)
See dealer assistance
Oven or
minigrill does
not light
No gas
Air in pipe
Other
Check level of gas in cylinder
Check gas cylinder valve is open
Check gas taps are open
Purge system
Check appliance manufacturer's instructions
Ensure glass lid is fully open (if relevant / if lid
cut-out feature is present)
See dealer assistance
Combi heater
does not light
No gas
Over gassed
Air in pipe
Other
Check level of gas in cylinder
Check gas cylinder valve is open
Check gas taps are open
Check exhaust outlet is clear
Turn off appliance, wait 2 minutes and try again
Purge system
Check exhaust/flue is not blocked
Check for error codes on control panel
Check Truma/manufacturer's instructions
Seek dealer advice
Fridge heater
does not light
No gas
Air in pipe
Other
Check level of gas in cylinder
Check gas cylinder valve is open
Check gas taps are open
Purge system
Check fridge manufacturer's instructions
Seek dealer advice
GAS FAULT FINDING
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