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Table of Contents
Model 4400A
Installation Manual
Please Read And Save These Instructions
USA Model
4400A (GFI #5961)
CAUTION!
!
This symbol and the word "CAUTION" indicates:
IMPORTANT INSTRUCTIONS!
Failure to heed
Inside The Box
• GA35 Vapor Pad
(GFI #7902)
®
• Solenoid Valve Assembly
• GFX4 Digital Automatic Humidistat (GFI #7170)
• Installation Hardware
• Push-to-Connect Valve for 1/2 copper or PEX
• 1/4" Diameter plastic supply tubing for cold water applications
• Electrical wire and wire nuts
• (6) #8 x 1/2" Long self-piercing sheet metal screws
!
CAUTION!
24V Transformer is Factory Installed. Do NOT Connect Any
Power Supply Source to the External Yellow & Red Wires.
WARNING:
Do not install where ambient temperatures fall below 32°F / 0° C or where plenum temperatures exceed 200° F / 93° C.
!
For maximum evaporative capacity, install this humidifier on the warm air supply plenum.
Form No. 4400-18 REV B
Canadian Model
GF-4400
Patent Pending
!
!
CAUTION! or
WARNING! can result in serious injury or death.
Fan-Assist Evaporative Humidifier
Supply Plenum Installation Location:
4400A fan-assist evaporative humidifier must be installed on
the supply plenum (ONLY) of a forced air handling system.
Select a location for the humidifier that allows for service and
maintenance.
Return
Vertical
Installation
Drain Line
WARNING!
!
This symbol and the word "WARNING" indicates:
IMPORTANT INSTRUCTIONS!
• WARNING:
DISCONNECT ELECTRICAL POWER
!
BEFORE BEGINNING INSTALLATION.
!
IMPORTANT:
To ensure your safety and the
longevity of your unit, we recommend:
• Contacting a licensed contractor to perform
maintenance or repairs.
• Changing your Vapor Pad
heating season.
Automatic
The model
Supply
at the start of each
®
®
®
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Table of Contents
Related Manuals for GeneralAire 4400A
Summary of Contents for GeneralAire 4400A
- Page 1 Please Read And Save These Instructions Supply Plenum Installation Location: The model 4400A fan-assist evaporative humidifier must be installed on the supply plenum (ONLY) of a forced air handling system. Select a location for the humidifier that allows for service and maintenance.
- Page 2 Model 4400A Humidifier Installation Manual INSTALLATION - SUPPLY (ONLY) Prepare Duct 1. Cut a rectangular hole using the manufacturer-supplied mounting template. 12.13 High For serviceability, please allow an obstruction-free zone of at least 4" (101.6mm) on the right side and bottom of the humidifier.
-
Page 3: Connect Water Supply
INSTALLATION - SUPPLY (ONLY) Install the Push-to-Connect Valve, Cont. 4. Firmly insert both pipes into fitting until at full depth. Verify each pipe is fully inserted. The depth mark will be within 0.005" (0.13mm) of the release collar (Fig. C). Fig. - Page 4 Model 4400A Humidifier Installation Manual CONNECTING THE GFX4 TO THE 4400A Wiring the GFX4 Without Relay or Air Proving Switch Figure 1: Interlocked with call for heat and with use of field-supplied jumper between AC-C and HUM1 GeneralAire® 4400A Fan-Assist Humidifier ®...
- Page 5 CONNECTING THE GFX4 TO THE 4400A & TESTING THE UNIT Utilizing Traditional Wiring to Connect the GFX4 Figure 3: Interlocked with call for heat and with use of field-supplied 24V isolation relay GeneralAire® 4400A Fan-Assist Humidifier ® ® Figure 4: Interlocked with blower and with use of field-supplied GA50 sensing relay or 12502 air pressure switch GeneralAire®...
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Page 6: Maintenance
Model 4400A Humidifier Installation Manual 4400A FAN-ASSIST EVAPORATIVE PARTS ASSEMBLY 4400-22 PIVOT PIN 4200-21 SS DISTRIBUTION TUBE GA35 ASSEMBLY VAPOR PAD 4200-15 DISTRIBUTION 4400-09 TROUGH MOTOR MOUNT 4400-08 AIR FLOW ADAPTER 4400-05 4400-07 4400-06 SOLENOID 4400-13 FAN MOTOR CROSSFLOW FAN...
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