Hired-Hand Polar Cool: Portable Evaporative Cooling System - Manual (Page 12)

Manual No. 4801-5035 Rev 8-07 PolarCool Page 12 of 22
7.5 Cleaning the Pump Filter
The water pump includes a removable plastic filter on the bottom of the pump which should be cleaned weekly
when the reservoir is flushed.
1. Turn off the pump, fan, and water source, and
unplug the unit.
2. Remove the pump from the reservoir, remove
and clean the screen on the bottom of the motor,
and reinstall the pump in the same location and
method as removed.
NOTE: Do not allow the pump to run without water
in the reservoir. Without water, the pump may be
damaged.
3. Restore the water source and fill the reservoir.
4. Reconnect power and run the pump for at least
15 minutes.
5. Turn the fan ON.
7.6 Cleaning the Pads
1. Turn off fans.
2. Remove screws on each side of hinged cover.
3. Lift cover and remove pads.
4. Hose down each side of pads.
CAUTION: Do Not Use High Pressure Washer To
Hose Down Pads!
5. Drain the reservoir.
6. Shut off pump and clean out strainer.
7. Refill reservoir with clean water.
8. Replace pads.
9. Turn on the pump to run fresh water over the
pads for about 20 minutes. Use as much water as
possible.
10. Gently hose stubborn deposits from the face of
the pads.
11. Completely empty the reservoir to remove all the
old algae and dirt that will rinse off the pads.
12. Refill with clean water.
7.7 Replacing Pads
1. Remove old pads from PolarCool.
2. Look for Air Flow Diagram on side of new pad.
Refer to diagram at right.
3. IMPORTANT! Install new pad into PolarCool
with Air Flow in direction of arrow and with up
arrow pointing UP.
4. Replace all pads as described in step 3.
7.8 Winterization
When storing for extended periods:
1. Flush and clean reservoir. Never leave water in reservoir for extended periods.
2. Remove and backwash pads. Remove any debris or deposits from pad.
3. Remove the drain outlet cap to prevent water accumulation inside the reservoir.
Pad Orientation
Pump
(18 inch PolarCool
Model Shown)
Spray
Adjustment
Valve
(18 inch
PC Model
ONLY)
Removable
Screen
(All Models)
Float and Pump
(48 inch PolarCool Model Shown)