Pentair Pool Products WhisperFlo Owner's Manual page 5

THIS FILTER OPERATES UNDER HIGH PRESSURE. WHEN ANY PART OF THE CIRCULATING SYSTEM
(e.g., LOCK RING, PUMP, FILTER, VALVES, ETC.) IS SERVICED, AIR CAN ENTER THE SYSTEM AND
BECOME PRESSURIZED. PRESSURIZED AIR CAN CAUSE THE LID TO BLOW OFF WHICH CAN RESULT
IN SEVERE INJURY, DEATH, OR PROPERTY DAMAGE. TO AVOID THIS POTENTIAL HAZARD, FOLLOW
THESE INSTRUCTIONS.
9. Open the High Flow manual air relief valve on top of the filter.
10. Stand clear of the filter. Start the pump.
11. Bleed air from the filter until a steady stream of water comes out.
Close the High Flow manual air relief valve.
B. Winterizing.
1. If the air temperature drops below 35° F., the water in the pump can
freeze and cause damage. Freeze damage is not warrantable.
2. To prevent freeze damage follow the procedures listed below:
a. Shut off electrical power for the pump at the house circuit breaker.
b. Drain the water out of the pump case by removing the two thumb-
twist drain plugs from the case. Store the plugs in the pump basket.
c. Cover the motor to protect it from severe rain, snow and ice.
d. Do not wrap the motor in plastic. It will cause condensation and rust on the inside of the motor.
C. Care of Electric Motor.
1. Protect from heat.
a. Shade the motor from the sun.
b. Any enclosure must be well ventilated to prevent overheating.
c. Provide ample cross ventilation.
2. Protect against dirt.
a. Protect from any foreign matter or splashing water.
b. Do not store (or spill) pool chemicals near the motor.
c. Avoid sweeping or stirring up dust near the motor while it is operating.
d. If a motor has been damaged by dirt it voids the motor warranty.
3. Protect against moisture.
a. Protect from splashing pool water.
b. Protect from the weather.
c. Protect from lawn sprinklers.
d. If a motor has become wet - let it dry before operating. Do not allow the pump to operate if it has been
flooded.
e. If a motor has been damaged by water it voids the motor warranty.
DO NOT wrap motor with plastic or other air tight materials. The motor may be covered during a storm, for winter storage, etc., but
never when operating, or expecting operation.
When replacing the motor, be certain that the motor support is correctly positioned to support the size of motor being installed.
P/N 071109
WARNING
NOTE
NOTE
4
Clamp
Lid
Volute
Figure 3.
Rev. H 04/20/12