Before startup:

Check whether there is natural gas (check: ball valve switch, balance of natural gas meter)

Power on:

1. Press the power key

2. On the control cabinet, press start. (startup and shutdown, large and small fire conversion are controlled by the boiler control cabinet)

Shutdown:

1. On the control cabinet, press stop

2. Turn off the power button when not in use for a long time

Burner failure: the reset key turns red and flashes

Handling: press the reset key to restart (look at the fault code in the upper left corner of the screen and record it)

How to wipe the flame detector:

1. Pull it out directly, wipe the glass tube and insert it again

2. Directly pull out the electric eye, loosen the base screw, remove the base and wipe the reflector.