User manual APRILAIRE 558

[. . . ] READ AND SAVE THESE INSTRUCTIONS ® HUMIDIFIERS The Best Cure For Dryness® OWNER'S MANUAL FOR MODELS 768, 760, 568, 560, 558, 550, 448, 445, 360, 350, 110, 112, 220, 224, & 440 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 WARNING!Turn humidistat or Automatic Humidifier Control, to "OFF" or lowest setting before servicing INTRODUCTION Thank you for your recent Aprilaire Humidifier purchase. We sincerely appreciate your business and are pleased to add your name to our growing list of customers. With this purchase, you have invested in the highest quality equipment currently available. [. . . ] Turn humidistat or control to "off" or lowest setting before servicing. 356 1 1 8 1. 9. 4 2 9 Front Cover Feed Tube Nozzle Water Panel Evaporative Assembly Distribution Tray "V" Notches Water Panel Scale Control Insert Drain Hose 1. Note humidistat or control setting and turn dial to the "OFF" position. At the side of the unit opposite the airflow duct pull front cover (1) off holding with both hands and set aside. Carefully pull the plastic feed tube (2) out of the nozzle (3) at the top of the Water Panel evaporative assembly (4). Remove the black plastic distribution tray (5) from the evaporative assembly by unsnapping the white plastic holding strips from the tabs at the end of the tray. Lightly scrape out any calcium deposits and clean the "V" notches (6), but do not scrape off the granular coating from the bottom. This textured surface helps ensure even water flow for maximum performance. Slide the Water Panel evaporator (7) out from the white plastic Scale Control Insert (8). Clean the insert frame by twisting and flexing it to loosen the calcium deposits, or use a putty knife. Slide the pad back into the insert frame with the black colored spot up and snap the black distributor tray back into place. Re-install the Water Panel evaporative assembly into the unit by fitting its drain tube into the round receptacle at the base of the unit. Push the assembly in at the top against the beveled tabs that will hold it in place. Push the end of the feed tube back firmly into the nozzle and replace the front cover. Remove the drain hose (9) from the bottom of the unit and bend and flex it to loosen the internal calcium deposits. Then flush it with water under pressure and slip it back onto the black drain fitting. Check system operation: Manual Humidistat: Turn up humidistat to highest setting and make sure the furnace blower is operating. Automatic Humidifier Control: Check system operation by setting the knob to "Test. " With furnace blower operating and furnace calling for heat, humidifier will operate for one minute. Set humidistat or Control to its original position. -9- MODELS 558-550-568-560 MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 558-550-568-560 MODELS 768-760 MAINTENANCE INSTRUCTIONS for APRILAIRE HUMIDIFIER MODELS 768-760 WARNING!Disconnect power and shut off water supply before servicing. 5 3 1 1. Note humidistat or control setting and turn dial to the "OFF" position. Unlatch humidifier cover assembly (1) from base assembly (2) at the bottom of the cover, lift, and set aside. [. . . ] IMPORTANT: When installing Scale Control Insert and Water Panel evaporator in the humidifier, the Insert spout must discharge directly into unit drain. Reassemble unit, position feed tube in compression fitting, tighten compression nuts and secure copper feed tube to upper housing with feed tube clamp. In reverse order, complete steps 1 and 4 to reinstall your humidifier, and check unit operation. - 14 - CAUTION!Turn humidistat to "off" or lowest setting before servicing. 5 1 1 2 3 1. [. . . ]