Gas System Terminology

Front

ECV

Back

Emergency control valve

Front

"Let by"

Back

A test pressure of 10mbar

Front

Soundness test

Back

A test to make sure there is no leak on the gas supply.

Front

Standing pressure

Back

A test to make sure the system has a good pressure.

Front

Inlet working pressure

Back

Can be checked at the meter and the appliance.

Front

Burner pressure

Back

The pressure the appliance actually works efficiently at.

Front

Gas rate

Back

How much gas an individual appliance uses in 1 hour.

Front

Thermocouple

Back

A heat generating electric voltage safety device to keep a gas valve working.

Front

Mbar

Back

Pressure reading in gas.