No.

Common malfunctions

cause of issue

Method of exclusion

1

No vacuum or vacuum gauge indication

1, the motor speed is not enough or the voltage is too low

Check voltage stability

2, vacuum bottle, check valve dirty block or corrosion

Clean internal dirt or replace new bottle, new spool

3, inlet, filter pipe plug

Clean, remove internal dirt

4, impeller off

Replace the impeller

5, vacuum gauge water or leak

Throw out the table memory water to zero or replace the new table

6, vacuum pipe plugging or pipe cracking

Clean pipes or replace new ones

2

Motor does not work

1, the fuse blows

Replace the new fuse

2, running capacitor is punctured

Replace the new capacitor with the same original capacity voltage

3, motor winding burned

Replace new motor

4, the bearing wears heavily stuck

Replace new bearing

5. The impeller is jammed

Remove debris and correct impeller position

6. Welded wire or loose wire card

The welding is firm and the line card is tight

3

Motor heating, excessive noise

1, bearing wear

Replace new bearing

2, impeller wear deformation

Replace new impeller

3, voltage instability or voltage is too low

Check the line is overloaded and there is no low voltage phenomenon

4

Water tank splash

1, the drainage pipe drainage direction is incorrect

Adjust the drainage direction

2, the water level is too low

Add water to the overflow

5

Leaking

1, water tank overflow nozzle loose or aging seal

Tighten the nozzle or replace the sealing ring

2, the tank rupture

Replace the water tank

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