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INTRODUCTION ..................................................................................................................................................................1
Why use evaporative coolers in your work place? ..............................................................................................................1
How evaporative cooling works? ..........................................................................................................................................1
ABOUT THIS MANUAL ......................................................................................................................................................2
SAFETY INFORMATION ..................................................................................................................................................2-3
SAFETY RECOMMENDATIONS ........................................................................................................................................3
WC-1HP-DHL SPECIFICATIONS........................................................................................................................................4
WC-1HP-DHL UNIT DESCRIPTION....................................................................................................................................5
WATER SUPPLY SYSTEM ..............................................................................................................................................6-7
COOLING PAD ASSEMBLY................................................................................................................................................8
BLOWER AND DUCTWORK ..............................................................................................................................................9
CONTROL..........................................................................................................................................................................10
OPERATION AND MAINTENANCE ..................................................................................................................................11
Unit Placement and Other Considerations ........................................................................................................................11
Unpacking and Initial Setup................................................................................................................................................12
Regular Cleaning................................................................................................................................................................13
Normal Startup ..................................................................................................................................................................13
Normal Shutdown ..............................................................................................................................................................13
TROUBLESHOOTING ......................................................................................................................................................14
Cooling Pads not Wetting ..................................................................................................................................................14
Foaming..............................................................................................................................................................................14
Line Clogs or Obstructions ................................................................................................................................................14
Odor Control ......................................................................................................................................................................14
Lime or Scale Buildup ........................................................................................................................................................14
Splattering out Front ..........................................................................................................................................................14
Leaking out Bottom ............................................................................................................................................................14
OPTIONAL ACCESSORIES ..............................................................................................................................................15
Pneumatic Wheel Option....................................................................................................................................................15
Water Conditioner and Cleaner..........................................................................................................................................15
GENERAL ..........................................................................................................................................................................16
WARRANTY ......................................................................................................................................................................17
Table of Contents