LG V-C9364WAU, Service Manual, Page: 10 / 17

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3. SWITCH OFF BUT MOTOR RUNS
4. WEAK SUCTION POWER
5. SWITCH ON BUT PUMP DOES NOT OPERATE
Poor connection Repair
Poor switch Exchange the switch
Carbon brush defaced
Exchange the carbon
brush or the motor
Motor armature cut
Low rotation speed
Exchange the motor
Foreign matters attached
to the impeller Remove the foreign
matters
Low voltage
Inquire to the Power utility
company
Hose and extension wands
are clogged with foreign
matters Remove the foreign
matters in the hose or
extension wands
Motor runs normally,
but suction power is weak.
Poor connection Repair
Air filter is clogged. Clean the Air filter.
No-pumping Exchange pump