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TROUBLE SHOOTING
1. SWITCH ON BUT MOTOR DOES NOT TURN


Checking Cause Solution
Check the power Abnormal The fuse is melt down in the
source Exchange the fuse
coverknife switch




Poor plug insertion Insert again




Power cord cut Repair or exchange




Interior lead wire cut Exchange the lead wire

Normal


Motor(stator armature) coil
Exchange the motor
cut or damaged



Poor contact carbon
Exchange or repair
brush defaced




Poor switch contact point Exchange the switch




2. SWITCH ON, MOTOR DOES NOT TURN BUT BUZZES



Motor armature cut Exchange the motor




Ball bearing defacement Exchange the motor




Impeller hindrance Remove the foreign
(Caused by foreign matters) matters




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3. SWITCH OFF BUT MOTOR TURNS



Poor connection Repair




Poor switch Exchange the switch




4. WEAK SUCTION POWER

Exchange the carbon brush
Carbon brush defaced
or the motor




Motor armature cut Exchange the motor

Low rotation speed

Foreign matters attached to Remove the foreign
the impeller matters




Inquire to the Power utility
Low voltage
company




Hose and extension wands Remove the foreign
are clogged with foreign matters in the hose or
matters extension wands




Motor turns normally, Remove the foreign
Filter bag or cloth bag is filled matters or exchange the
but suction power is
with inhaled foreign matters filter bag or clean the cloth
weak bag




The slide knob on the handle Close the slide knob by
is opened sliding it




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5. VIBRATION NOISES


Loose parts Secure firmly




Unbalanced motor assembly Exchange or repair the motor




Foreign matters are attach to
Remove the foreign matters
the impeller



Exchange the carbon brush or
Poor carbon brush rectification
the motor



Armature is cut or foreign matters Exchange motor
attached Remove foreign matters


6. RADIO, TV RECEPTION DISTURBANCE


Poor cord, lead wire Exchange cord, lead wire




Exchange the carbon brush
Poor carbon brush rectified
or the motor



Poor electric connector or Repair the electric connector or
receiver receiver




Poor capacitor Exchange the capacitor



7. IMPROPER HOSE OR NOZZLE CONNECTION


Bent connection parts Exchange the parts




Poor connection Remove the foreign matters
(Caused by foreign matters) and reconnect




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