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Aprilaire 400 User Manual

Aprilaire 400
20 pages
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READ AND SAVE THESE INSTRUCTIONS
Owner’s Manual
For Models 400, 550, 600 & 700
Includes Safety & Operating Instructions
and Warranty Information
Automatic Humidifiers

Other manuals for Aprilaire 400

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Aprilaire 400 Specifications

General IconGeneral
TypeBypass
ControlManual or Automatic
Voltage24 VAC
InstallationProfessional installation recommended
Warranty5-year limited warranty
Coverage AreaUp to 4, 000 sq ft
Water PanelModel 45
Mounting LocationHVAC Duct
Water Panel LifeReplace annually
Water Usage0.5 gallons per day

Summary

Principle of Operation

Operating Instructions – Models 400, 600, 700

Automatic Mode Operation

Steps for setting and using the Aprilaire Humidifier Control in automatic mode for home humidity control.

Manual Mode Operation

Guidance on operating the humidifier in manual mode, adjusting settings based on anticipated outdoor temperature changes.

Operating Instructions – Model 550

Annual Maintenance

Water Panel Evaporator Replacement

Recommendation for annual Water Panel replacement and procedure for resetting the change indicator timer.

Periodic Preventative Maintenance

Maintenance Instructions for Aprilaire Humidifier Model 400

Maintenance Instructions for Aprilaire Humidifier Model 600

Maintenance Instructions for Aprilaire Humidifier Model 700

Maintenance Instructions for Aprilaire Humidifier Model 550

Limited Warranty

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