Aprilaire
448
owner manual
Service and Water Panel Replacement Record
Warranty
Maintenance
Page 19
SERVICE AND WATER PANEL
REPLACEMENT RECORD
Date
Dealer Name
Page 18
Page 20
Image 19
Page 18
Page 20
Contents
Automatic Humidifier
Introduction
Principle of Operation
Page
Operation Guide
Automatic Mode Manual Mode-see pg
Figure a
% Relative Humidity Guide
Outdoor Temperature ºF Setting Dial
Figure B
III. Effect of Water Characteristics
IV. Annual Maintenance
Inspection and Service Instructions
For
Model
Maintenance Instructions For Models Reservoir Pump Sections
Models
Model
Model
Limited Warranty
Aprilaire Fresh Air Exchangers Electronic Thermostats
Aprilaire Zone Control Systems
Service and Water Panel Replacement Record
DP #10005406
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