If there is an extractor fan fitted in an adjacent room to where a spillage test is being performed, the gas operative must:

• Turn the fan on and open the adjoining door.

• Turn on the fan and close the adjoining door.

• Turn the fan off and open the adjoining door.

• Turn off the fan and close the adjoining door.

The gas operative need only carry out a spillage test when installing an appliance:

• True.

• False.

A Flue Flow test must be carried out using a smoke pellet and the appliance.

• Turned off.

• Turned on low rate.

• Turned on full rate.

• It may be either on or off.

When carrying out a spillage test the doors, windows and any adjustable vents in the appliance room must be:

If during the flue flow test the gas operative observes smoke exiting the flue into an upstairs room, the action to be taken must be to:

• Treat as Immediately Dangerous.

• Treat as At Risk.

• Treat as Not to current standards.

• Inform Gas Safe Register.

A spillage Test must be carried out using a smoke match or taper with the appliance:

• Turned off.

• Turned on low rate.

• Turned on full rate.

• It may be either on or off.

When a spillage test is carried out on an open flued boiler , The smoke match holder must be placed near the:

• Burner.

• Draught diverter.

• Combustion air inlet.

• Convection air inlet.