(127) MODEL SF20110 SAND FILTER PUMP ENGLISH 7.5” X 10.3” PANTONE 295U 06/26/2012
127
SAVE THESE INSTRUCTIONS
Page 24
TROUBLESHOOTING GUIDE
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.
• Turn off pump, clear any debris or obstruction in the outlet,
remove all air from the filter pump and turn pump on again.
• Turn off pump, if water leaking from the vacuum release valve,
then release valve needs to be replaced. Contact Intex Service
Center immediately to order replacement. You may cover
release valve with the cap temporarily if you ensure that the
strainer cover / strainer grid is installed and you
Do Not
run
the pump while pool is occupied.
• 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 the clamp with wrench supplied.
•
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.
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
• The motor is not plugged in.
• The fuse box needs checking.
• 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.
• The vacuum release valve on the
plunger valve is activated.
• The vacuum release valve on the
plunger valve is leaking.
• 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.
TROUBLE
CAUSE SOLUTION
English