Question 1

Appliance will not light

Accepted Answer

Possible cause: No gas. Make sure the red isolation valve is open, that the bulk tank's own outlet valve is open too, then top the bulk tank back up.

Question 2

Appliance will not light

Accepted Answer

Possible cause: Low battery (auto ignition). Charge battery

Question 3

Appliance lights but goes out immediately the FSD override is released

Accepted Answer

Possible cause: Flame supervision device (FSD) is not functioning correctly. Refer to dealer

Question 4

Odour

Accepted Answer

Possible cause: Gas leak. Shut down the gas supply at the cylinder without delay, and leave the system alone until it's been properly fixed. Should a cylinder appear to be leaking, relocate it - if it's safe to do so - well clear of anything that could ignite it, then get in touch with the site warden and/or your local gas supplier.

Question 5

Yellow flame

Accepted Answer

Possible cause: There isn't enough primary air reaching the burner - note that a little yellow tipping on the flame is normal and not a fault.. Refer to dealer

Question 6

Orange flame

Accepted Answer

Possible cause: Dust or dirt particles in the mixing tube are being carried through the burner ports.. Reduce the level of dust in the surrounding air.

Question 7

Orange flame

Accepted Answer

Possible cause: Burner ports partially blocked. Refer to dealer

Question 8

Floating flame

Accepted Answer

Possible cause: Lack of secondary air. Make sure every vent is clear, including the vehicle's air inlet.

Question 9

Floating flame

Accepted Answer

Possible cause: Blocked retention ports. Make sure the retention ports aren't blocked; on an oven, also confirm the flue way isn't obstructed.

Auto-Sleepers Gas Supply System

Master Troubleshooting & Diagnostics Matrix

Error Code / Indicator	Symptom / Meaning	Possible Cause	Step-by-Step DIY Fix	Suggested Actions
`N/A`	Appliance will not light	No gas	Make sure the red isolation valve is open, that the bulk tank's own outlet valve is open too, then top the bulk tank back up.	DIY Safe
`N/A`	Appliance will not light	Low battery (auto ignition)	Charge battery	DIY Safe
`N/A`	Appliance lights but goes out immediately the FSD override is released	Flame supervision device (FSD) is not functioning correctly	Refer to dealer	Professional Intervention Required
`N/A`	Odour	Gas leak	Shut down the gas supply at the cylinder without delay, and leave the system alone until it's been properly fixed. Should a cylinder appear to be leaking, relocate it - if it's safe to do so - well clear of anything that could ignite it, then get in touch with the site warden and/or your local gas supplier.	Professional Intervention Required
`N/A`	Yellow flame	There isn't enough primary air reaching the burner - note that a little yellow tipping on the flame is normal and not a fault.	Refer to dealer	Professional Intervention Required
`N/A`	Orange flame	Dust or dirt particles in the mixing tube are being carried through the burner ports.	Reduce the level of dust in the surrounding air.	DIY Safe
`N/A`	Orange flame	Burner ports partially blocked	Refer to dealer	Professional Intervention Required
`N/A`	Floating flame	Lack of secondary air	Make sure every vent is clear, including the vehicle's air inlet.	DIY Safe
`N/A`	Floating flame	Blocked retention ports	Make sure the retention ports aren't blocked; on an oven, also confirm the flue way isn't obstructed.	DIY Safe