LG V-C3557HTU Service Manual ▷ View online
-9-
3. SWITCH OFF BUT MOTOR TURNS
4. WEAK SUCTION POWER
Poor connections.
Repair
Poor switch.
Exchange the switch.
Carbon brush defaced.
Exchange the carbon brush
or the motor.
or the motor.
Motor armature cut.
Exchange the motor.
Foreign matters attached to
the impeller
the impeller
Remove the foreign
matters.
matters.
Low voltage.
Inquire to the power utility
company.
company.
Hose and extension wands
are clogged with foreign
matters.
are clogged with foreign
matters.
Remove the foreign matters
in the hose or extension
wands.
in the hose or extension
wands.
Paper bag or cloth bag is
filled with inhaled foreign
matters.
filled with inhaled foreign
matters.
Remove the foreign matters
or exchange the paper bag
or clean the cloth bag.
or exchange the paper bag
or clean the cloth bag.
Low rotation speed.
Motor turns normally,
but suction power is
weak.
but suction power is
weak.
-10-
5. VIBRATION NOISES
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION
Loose parts.
Secure firmly.
Unbalanced motor
assembly.
assembly.
Exchange or repair the
motor.
motor.
Foreign matters are
attached to the impeller.
attached to the impeller.
Remove the foreign
matters.
matters.
Poor carbon brush
rectification.
rectification.
Exchange the carbon brush
or the motor.
or the motor.
Armature is cut or foreign
matters attached.
matters attached.
Exchange motor. Remove
foreign matters.
foreign matters.
Poor cord, lead wire.
Exchange cord, lead wire.
Poor carbon brush rectified.
Exchange the carbon brush
or the motor.
or the motor.
Poor electric connector or
receiver.
receiver.
Repair the electric
connector or receiver.
connector or receiver.
Poor capacitor.
Exchange the capacitor.
Bent connection parts.
Exchange the parts.
Poor connection
(Caused by oreign matters)
(Caused by oreign matters)
Remove the foreign matters
and reconnect.
and reconnect.
-10-
5. VIBRATION NOISES
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION
Loose parts.
Secure firmly.
Unbalanced motor
assembly.
assembly.
Exchange or repair the
motor.
motor.
Foreign matters are
attached to the impeller.
attached to the impeller.
Remove the foreign
matters.
matters.
Poor carbon brush
rectification.
rectification.
Exchange the carbon brush
or the motor.
or the motor.
Armature is cut or foreign
matters attached.
matters attached.
Exchange motor. Remove
foreign matters.
foreign matters.
Poor cord, lead wire.
Exchange cord, lead wire.
Poor carbon brush rectified.
Exchange the carbon brush
or the motor.
or the motor.
Poor electric connector or
receiver.
receiver.
Repair the electric
connector or receiver.
connector or receiver.
Poor capacitor.
Exchange the capacitor.
Bent connection parts.
Exchange the parts.
Poor connection
(Caused by oreign matters)
(Caused by oreign matters)
Remove the foreign matters
and reconnect.
and reconnect.
-10-
5. VIBRATION NOISES
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION
Loose parts.
Secure firmly.
Unbalanced motor
assembly.
assembly.
Exchange or repair the
motor.
motor.
Foreign matters are
attached to the impeller.
attached to the impeller.
Remove the foreign
matters.
matters.
Poor carbon brush
rectification.
rectification.
Exchange the carbon brush
or the motor.
or the motor.
Armature is cut or foreign
matters attached.
matters attached.
Exchange motor. Remove
foreign matters.
foreign matters.
Poor cord, lead wire.
Exchange cord, lead wire.
Poor carbon brush rectified.
Exchange the carbon brush
or the motor.
or the motor.
Poor electric connector or
receiver.
receiver.
Repair the electric
connector or receiver.
connector or receiver.
Poor capacitor.
Exchange the capacitor.
Bent connection parts.
Exchange the parts.
Poor connection
(Caused by oreign matters)
(Caused by oreign matters)
Remove the foreign matters
and reconnect.
and reconnect.