LG V-4040HT Service Manual ▷ View online
Poor connection
Poor switch
Carbon brush defaced
Motor armature cut
Foreign matters attached to
the impeller
the impeller
Low voltage
Hose and extension pipes are
clogged with foreign matters
clogged with foreign matters
Paper bag or cloth bag is filled
with inhaled foreign matters
with inhaled foreign matters
Repair
Exchange the switch
Exchange the carbon brush
or the motor
or the motor
Exchange the motor
Remove the foreign matters
Inquire to the power utility
company
company
Remove the foreign matters
in the hose or extension pipes
in the hose or extension pipes
Low rotation speed
Motor turns normally,
but suction power is weak
but suction power is weak
Remove the foreign matters
or exchange the paper bag or
clean the cloth bag
or exchange the paper bag or
clean the cloth bag
-7-
3. SWITCH OFF BUT MOTOR TURNS
P/No.3828FI3499H
4. WEAK SUCTION POWER
Poor cord, lead wire
Poor carbon brush rectified
Poor electric connector
or receiver
or receiver
Poor capacitor
Exchange cord, lead wire
Exchange the carbon brush
or the motor
or the motor
Repair the electric connector
or receiver
or receiver
Exchange the capacitor
Bent connection parts
Poor connection
(Caused by foreign matters)
(Caused by foreign matters)
Exchange the parts
Remove the foreign matters
and reconnect
and reconnect
Unbalanced motor assembly
Foreign matters are attached
to the impeller
to the impeller
Poor carbon brush rectification
Secure firmly
Exchange or repair the motor
Remove the foreign matters
Exchange the carbon brush
or the motor
or the motor
Armature is cut or foreign
matters attached
matters attached
Exchange motor or
Remove foreign matters
Remove foreign matters
Loose parts
-8-
5. VIBRATION NOISES
P/No.3828FI3499H
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION
Poor cord, lead wire
Poor carbon brush rectified
Poor electric connector
or receiver
or receiver
Poor capacitor
Exchange cord, lead wire
Exchange the carbon brush
or the motor
or the motor
Repair the electric connector
or receiver
or receiver
Exchange the capacitor
Bent connection parts
Poor connection
(Caused by foreign matters)
(Caused by foreign matters)
Exchange the parts
Remove the foreign matters
and reconnect
and reconnect
Unbalanced motor assembly
Foreign matters are attached
to the impeller
to the impeller
Poor carbon brush rectification
Secure firmly
Exchange or repair the motor
Remove the foreign matters
Exchange the carbon brush
or the motor
or the motor
Armature is cut or foreign
matters attached
matters attached
Exchange motor or
Remove foreign matters
Remove foreign matters
Loose parts
-8-
5. VIBRATION NOISES
P/No.3828FI3499H
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION
Poor cord, lead wire
Poor carbon brush rectified
Poor electric connector
or receiver
or receiver
Poor capacitor
Exchange cord, lead wire
Exchange the carbon brush
or the motor
or the motor
Repair the electric connector
or receiver
or receiver
Exchange the capacitor
Bent connection parts
Poor connection
(Caused by foreign matters)
(Caused by foreign matters)
Exchange the parts
Remove the foreign matters
and reconnect
and reconnect
Unbalanced motor assembly
Foreign matters are attached
to the impeller
to the impeller
Poor carbon brush rectification
Secure firmly
Exchange or repair the motor
Remove the foreign matters
Exchange the carbon brush
or the motor
or the motor
Armature is cut or foreign
matters attached
matters attached
Exchange motor or
Remove foreign matters
Remove foreign matters
Loose parts
-8-
5. VIBRATION NOISES
P/No.3828FI3499H
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER HOSE OR NOZZLE CONNECTION