Aprilaire 220 Humidifier User Manual


 
READ AND SAVE THESE INSTRUCTIONS
Includes Safety, Operating and Maintenance
Instructions and Warranty
TABLE OF CONTENTS
PAGE
Introduction................................................Inside Front Cover
Principle of Operation............................................................1
Operating Instructions
•Automatic Humidifier Control............................................3
•Manual Humidistat............................................................5
Effect of Water Characteristics..............................................6
Annual Maintenance ..............................................................7
Annual Summer Shutdown....................................................7
Periodic Preventative Maintenance .......................................8
MAINTENANCE INSTRUCTIONS
Models 558 & 550 ..............................................................9
Models 568 & 560 ..............................................................9
Models 768 & 760 ............................................................10
Model 440 ........................................................................11
Models 448 & 445 ............................................................11
Reservoir Pump Sections .............................................12
Models 350 & 360 ............................................................13
Models 110 & 112 ............................................................14
Models 220 & 224 ............................................................15
Limited Warranty..................................................................16
Replacement Record ............................................Back Cover
HUMIDIFIERS
The Best Cure For Dryness
®
®
FOR MODELS 768, 760, 568, 560, 558, 550,
448, 445, 360, 350, 110, 112, 220, 224, & 440
OWNER’S MANUAL