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5. VIBRATION NOISES
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION
Loose parts
Unbalanced motor assembly
Foreign matters are attach to
the impeller
Poor carbon brush rectification
Armature is cut or foreign matters
attached
Secure firmly
Exchange or repair the motor
Remove the foreign matters
Exchange the carbon brush or
the motor
Exchange motor
Remove foreign matters
Poor cord, lead wire
Poor carbon brush rectified
Poor electric connector or
receiver
Poor capacitor
Exchange cord, lead wire
Exchange the carbon brush
or the motor
Repair the electric connector or
receiver
Exchange the capacitor
Bent connection parts
Poor connection
(Caused by foreign matters)
Exchange the parts
Remove the foreign matters
and reconnect
