2014
11
SFP3-14-GB
www.jilong.com
Diagnosis of Problems and Solutions
Problems
Checking
Solutions
The motor can not be
started normally
Power plug not properly
inserted
L e a k a g e p r o t e c t i o n
disconnected
M o t o r o v e r h e a t e d o r
overloaded
Causes motor to stop
Make sure the power cord is inserted into
the 3-core grounded metal receptacle.
Reset circuit breaker. If the problem
persists, the power system may be
defective. Power off immediately and
confer with an expert.
Allow the motor to cool naturally and start
it again.
Filter
Unable to rinse the
pool
No sand in the body
Location error of the
control valve
Excessive dirt in water
Filter barrel blocked
Sand filling Refer to sand filling
instructions
The control valve rotates to the filter
position
to prolong the running time
Clean the filter barrel
The filter is unable to
discharge water or
the water flow rate is
too slow
There is blockage at the
inlet
There is an air leakage at
the gap of the inlet
Excessive dirt in water
Filter medium is blocked
by impurities
The pool is connected with
a cleaning device
Check and clear away the blockage in
the water pipes
Tighten the nozzle nuts and check the
damaged point of the nozzle and water
height
Clean the filter screen
Backwash
Disassemble the cleaning device
connected to the pool
Filter fails to run
Water level is too low
Filter screen is blocked
Air leakage from the inlet
pipe
Motor or blade is blocked
Inject water to adjust water level
Clean the filter screen in the pool
Tighten the nozzle and check the
damaged point
Replace the fittings
Water leakage on
the control valve or
upper cover
The seal ring of the body
is lost or too dirty
The control valve retainer
is not tightly secured
ordamaged
Remove the upper cover of the control
valve and sleeve the seal ring of the body
Clean the seal ring of the body with a
water pipe
Tighten the screw with a screwdriver
Replace the fittings
The manometer fails
to run
The inner wall of the
manometer is blocked
T h e m a n o m e t e r i s
damaged
Remove the manometer from the control
valve and clear away the impurities on
the inner wall
Replace the fittings
Sand enters the pool The sand particles are too
fine
Use 20# quartz sand only
Particle size of the sand is 0.45-1.25mm
Or replace the sand
