equipment without power

1.fusing

replace cartridge fuse

2.socket no-voltage or power cord obstructed

replace socket or inspect circut

abnormality of the equipment

1.low supply voltage   

Assure 200V-240V of supply voltage

2.strong electric or magnetic field interference

move the equipment away

unable to get through the pressure test

1.oxygen supply pipe leakage or broken

inspect oxygen supply pipe and replace it

2.improper adjustment of pressure reducer

shift the pressure reducer to specified position

3.oxygen underpressure  

assure oxygen cylinder be turned on or replace it

ozone concentration no display, unstable or cannot reach the set value

1.using central oxygen supply  

changed to bottled medical grade oxygen

2.improper adjustment of pressure reducer

shift the pressure reducer to specified position