This Intelligent Meter is for measuring gas use, and it also works as a safety device like an electric circuit breaker.
It stops the gas supply automatically and shows a red flashing light on the following occasions.
Examples of flashing light patterns
Large gas leak
flashing
light
about 5 sec
The red light flashes
three times at intervals.
Decrease of gas pressure
about 5 sec
The red light flash
one times at intervals.
Continuous use for a long time*
about 5 sec
The red light
two times at intervals.
Large earthquake
about 5 sec
The red light flash
one times at intervals.
flashing
light
about 1 sec
The red light flashes
continuously.
If a minute leak continues for more than 30 days, the light flashes as a warning.
(Gas supply is not shut off.)
* This function is not to prevent over-boiling of bath water or over-heating on the cooker. Also, this function is not available for customers who we know use gas
continuously for their house heating systems.
* If the light is still flashing after three minutes, go and check to see whether you forgot to switch off any of your gas appliances.