FS20 / FS213
18
(4) Check whether the outlet water is normal by
rotating the water valve filter screen? Is there a
blockage?
(5) Check if the solenoid valve is blocked.
14
）
The suction motor is running and cannot absorb water
Check
(1) Is the drain out hose cover properly covered? Cover the lid.
(2) Pull off the squeegee connect pipe and check whether the pipe has suction? Is
there a blockage? Is the squeegee mouth blocked?
(3) Many foreign matters will be blocked at the connection between the water
suction pipe and the recovery tank.
The removal method is to loosen the locking ring connecting the water suction pipe and the
recovery tank, and then remove the water suction pipe.
(4) Pull out the sealing strip of the recovery tank cover properly and then close the
cover to see if it can be sealed
15
）
The sound of suction motor is loud, and the suction is reduced.
Check
(1) whether the filter sponge at the air inlet of the recovery tank is blocked by dirt,
and clean the filter sponge.
(2) Whether the air outlet pipe of the suction motor is separated from the muffler
(3) Open the muffler cover and clean the muffler silencing sponge
(4) using foam cleaners without using defoamers will cause the motor to absorb
the foam, which may cause the impeller to balance damage or damage the
motor bearings.
Method: clean the sponge as required. If the noise still cannot be eliminated, replace
the motor.
Fast processing method:
Discharge the water valve filter screen, connect it to the water pipe from the water outlet
of the brush, and flush it in with clear water from the water outlet of the brush, so as to
flush out the blocked foreign matters
