8 polarcool preventive maintenance requirements, 9 troubleshooting guide – PolarCool 36″ ZONE PolarCool™ Fan User Manual
Page 12

Manual No. 4801-6404 Rev 8-10
PolarCool
Page 12 of 15
8 PolarCool Preventive Maintenance Requirements
•
Flush the system at least once per week and wipe 
the reservoir clean to prevent damage to the unit. 
Refer to Section 7.4. 
•
Allow the pads to dry out each day, by running 
the fan without the pump running until the pads 
are completely dry (about 15 minutes). 
•
Drain the system during extended shutdowns.
•
Disinfect the whole system once per quarter.
•
Inspect spray bar for debris in holes.
•
Turn off water hose to PolarCool whenever 
PolarCool is not in use. 
•
Have the right amount of water running over the 
pad. 
•
If power cord extension is necessary, ensure that 
you use 12 AWG or larger wire. 
•
Ensure that air is not limited or restricted from 
entering or exiting the unit. 
•
Identify and correct leaks in the system.
•
Excessive dust, fumes, and harsh cleaners should 
be avoided. 
•
Do not use in closed environment. Fresh air is a 
necessity. 
•
Do not add chlorine or bleach to water.
•
Never use phosphate based water treatment 
chemicals. 
9 Troubleshooting Guide
Problem
Check/Action
Reference
Section
Swivel casters will not turn.
Check installation of caster hardware. 
Hardware must be in the proper order and 
location. 
Water is splashing off of pads
Pads may be in backwards; Check Flow chart 
on side of pad. 
6.8
Water spraying out from cover.
Ensure the holes in the spray bar point 
upward into the spray deflector. (Vertical 
Spray). 
7.3.5
Water is not spraying out of ANY 
spray bar holes. 
Ensure pump switch is ON; Check for 
sufficient water in reservoir; Check the Flow 
Control Valve; Check screen on bottom of 
pump for obstructions. 
6.5 and 6.9
Water is not spraying out of SOME 
spray bar holes. 
Excessive dry streaks in the pads.
Adjust spray using the Spray Bar Adjustment 
Valve, the spray bar should be cleaned, OR 
the pump screen should be cleaned. 
Remove spray bar and clean the bar and all 
holes. 
4.2, 6.5
and 6.9
Fan motor doesn’t turn ON and no 
sound from the motor. 
Check PolarCool Switches, power cord, GFCI 
outlet, and circuit breaker. 
Motor overheats and shuts off then 
restarts minutes later. 
Extension cord gauge is too small or the air 
passage is blocked or partially obstructed. 
Pump does not work.
Check for low water-level and low-level switch.
4.1 and 4.2
 
 
 
 
 
 
 
 
 
