345A
SAVE THESE INSTRUCTIONS
(345IO) SAND FILTER PUMP COMBO ENGLISH 7.5” X 10.3” PANTONE 295U 07/10/2019
English
Page 32
TROUBLESHOOTING GUIDE
• Line cord must be plugged into a 3 wire outlet
that is protected by a Class A Ground Fault
Circuit Interrupter, or RCD.
• Reset circuit breaker. If circuit breaker trips
repeatedly, your electrical system may have a
defect. Turn off circuit breaker and call an
electrician to correct the problem.
• Let the motor cool down and restart again.
• Adjust the chlorine and pH level. Consult your local
swimming pool supply stores.
• Load with filter sand, see “sand loading instructions”.
• Set valve to “FILTER” position.
• Operate the filter for longer periods.
• Clean the strainer screen at the inlet.
• Clear any obstructions in the intake hose by discharging it
inside pool wall.
• Tighten hose nuts, check hoses for damage, check pool
water level.
• Clean the pre-filtering basket more often.
• Backwash filter.
• Install the nozzle at the upper position of the pool inlet, and
the strainer at the lower position of the pool outlet.
• Remove about 1” of sand if necessary.
• Remove any pool vacuuming device attached to the
system line.
• Make sure the inlet threaded air connector is connected to
the pool inlet upper hole.
• Fill pool to correct water level.
• Clean strainer screens at pool inlet.
• Tighten hose nuts, check hose for damage.
• Contact Intex service center.
• Remove 6-way valve cover and ensure the o-ring is in place.
• Clean sand tank o-ring with garden hose water.
• Tighten securely.
• Contact Intex service center.
• Tighten/reinstall hose nut.
• Ensure o-ring/L-shape o-ring is in place and
not damaged.
• Turn off the pump and restart 5 minutes later.
• Re-set the timer.
• Contact Intex service center.
• Clear any obstructions in the intake by
unscrewing it from the 6-way valve.
• Contact Intex service center.
• Use only No. 20 silica sand with particle size
range 0.45 to 0.85 mm (0.018 to 0.033 inches)
and a Uniformity Coefficient less than 1.75.
• Change sand.
• Tighten or reinstall plunger valve.
• Tighten air jet valve and make sure it’s
facing up.
• Turn pump ON and run for few seconds, then
turn OFF, repeat 3 times.
• Remove air jet valve, flush dirt out with water
and replace valve back.
• Replace a new air jet valve.
FILTER MOTOR FAILS
TO START
FILTER DOESN’T
CLEAN POOL
FILTER DOESN’T PUMP
WATER OR FLOW IS
VERY SLOW
PUMP DOESN’T
WORK
6-WAY VALVE/COVER
LEAKING
HOSE LEAKING
TIMER IS INACCURATE
OR TIMER CAN'T BE SET
PRESSURE GAUGE
DOESN’T WORK
SAND IS FLOWING
BACK INTO THE POOL
INLET THREADED
AIR CONNECTOR/AIR
JET VALVE LEAKING
• The motor is not plugged in.
• The GFCI/RCD circuit breaker
is tripped.
• Motor too hot and overload
protection is shut off.
• Improper chlorine or pH levels.
• No filtering media in tank.
• Wrong 6-way valve setting position.
• Excessively dirty pool.
• The strainer screen is restricting
the water flow.
• Clogged inlet or discharge.
• An air leak on the intake line.
• Excessively dirty pool.
• Sand media clogged with dirt.
• Nozzle and strainer connections
are reversed.
• Crusting or caking on the filtering
sand surface.
• Pool vacuuming device attached
to the system.
• Inlet threaded air connector
connected to the wrong hole on
the liner.
• Low water level.
• Strainer screen clogged up.
• An air leak on the intake hose.
• Faulty motor or the impeller is jammed.
• Sand tank o-ring missing.
• Sand tank o-ring dirty.
• Flange clamp not tight.
• 6-way valve damage.
• Hose nut not securely tight.
• Hose connection fitting
o-ring/L-shape o-ring missing.
• Possible inner timer defective.
• Clogged inlet of the pressure
gauge.
• Pressure gauge damage.
• Sand is too small.
• Sand bed is calcified.
• Plunger valve not well-fitted.
• Air jet valve is not tight and
facing up.
• Air jet valve internal seal blocked.
• Air jet valve internal seal dirty.
• Air jet valve broken.
TROUBLE
CAUSE SOLUTION
