The purifier does not work, the fuse in it does not work
Damage to the power wires of the cleaner, oxidation of their tips - Replace damaged wires, clean the tips.
Wiper switch damaged - Replace three-lever switch.
Hanging of the brushes of the electric motor, severe pollution of the collector - Eliminate the hanging of the brushes, clean the collector.
The purifier does not work, the fuse in it works
Freezing of brushes to glass — Separate the brushes from the glass.
Foreign object in the cleaner mechanism - Remove the object and check the mechanism.
Purifier does not turn on intermittently
Wiper switch damaged - Replace three-lever switch.
Wiper relay damaged - Replace relay.
Purifier does not stop intermittently
Wiper relay damaged - Replace relay.
Dirty contacts of the limit switch in the gearmotor - Clean the contacts of the switch.
The motor reducer of the cleaner works, the brush does not move
Breakage of the teeth of the gears of the gearbox - Replace the gears.
Weak fastening of the crank on the axis of the driven gear of the gearbox - Tighten the nut of the crank, setting it in its final position.