Troubleshooting Guide - Intex SF70110-2 Owner's Manual

TROUBLESHOOTING GUIDE

TROUBLE
• The motor is not plugged in.
FILTER MOTOR FAILS
• The GFCI/RCD circuit breaker
TO START
• Motor too hot and overload
• Improper chlorine or pH levels.
FILTER DOESN'T
• No filtering media in tank.
CLEAN POOL
• Wrong 6-way valve setting position.
• Excessively dirty pool.
• The strainer screen is restricting
• Clogged inlet or discharge.
FILTER DOESN'T
• An air leak on the intake line.
PUMP WATER OR
• Excessively dirty pool.
FLOW IS VERY SLOW
• Sand media clogged with dirt.
• Nozzle and strainer connections
• Crusting or caking on the filtering
• Pool vacuuming device attached
• Inlet threaded air connector
• Low water level.
PUMP DOESN'T
• Strainer screen clogged up.
WORK
• An air leak on the intake hose.
• Faulty motor or the impeller is jammed.
6-WAY VALVE/ • Sand tank o-ring missing.
COVER LEAKING • Sand tank o-ring dirty.
• Flange clamp not tight.
• 6-way valve damage.
• Hose nut not securely tight.
HOSE LEAKING
• Hose connection fitting
• Possible inner timer defective.
TIMER IS INACCURATE
OR TIMER CAN'T BE SET
PRESSURE GAUGE
• Clogged inlet of the pressure
DOESN'T WORK
• Pressure gauge damage.
SAND IS FLOWING • Sand is too small.
BACK INTO THE POOL • Sand bed is calcified.
INLET THREADED • Plunger valve not well-fitted.
AIR CONNECTOR/AIR • Air jet valve is not tight and
JET VALVE LEAKING
• Air jet valve internal seal blocked.
• Air jet valve internal seal dirty.
• Air jet valve broken.
• Accessories attached to the water
SMALL LEAK FROM
AIR JET VALVE
WHEN PUMP IS ON
SAVE THESE INSTRUCTIONS
(342PO) SAND FILTER PUMP ENGLISH 7.5" X 10.3" PANTONE 295U 06/30/2022
CAUSE
is tripped.
protection is shut off.
the water flow.
are reversed.
sand surface.
to the system.
connected to the wrong hole on
the liner.
o-ring/L-shape o-ring missing.
gauge.
facing up.
circulation line.
SOLUTION
• 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.
• Remove all the accessories (such as solar mat, auto
pool cleaner, LED light) from the water circulation
line and place the air jet valve cap (44) over the air
jet valve (39). Do not cover the air jet valve (39) with
the valve cap (44) under normal situation or when
the pump is operating.
342
English
PO
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