The reason may be the existence of the following points:

1, a high pressure blower is not connected to power -- the power supply is switched on, check the power line or internal power supply line is broken or not.

2, the high pressure inside the fan motor does not work -- check motor wiring or replace the motor

3, a high pressure blower (vortex blower head) damage -- this situation to repair or replace the wind machine

4, a high pressure blower in a foreign body stuck -- foreign body removal