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Installer's Guide
For Installing Humidifiers with Communicating Systems
Air Handlers & Furnaces
WARNING:
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property and is to remain with this unit. Please return to service information pack
upon completion of work.
WARNING
s
s
THIS INFORMATION IS FOR USE BY INDIVIDUALS HAV-
ING ADEQUATE BACKGROUNDS OF ELECTRICAL AND
MECHANI CAL EXPERIENCE. ANY ATTEMPT TO REPAIR A
CENTRAL AIR CONDITIONING PRODUCT MAY RESULT IN
PERSONAL INJURY AND/OR PROPERTY DAMAGE. THE
MANUFACTURER OR SELLER CANNOT BE RESPONSI-
BLE FOR THE INTERPRETATION OF THIS INFORMATION,
NOR CAN IT ASSUME ANY LIABILITY IN CONNECTION
WITH ITS USE.
Diagram A
1/4 Inch Female
Quick Connects
Note: Insulated
terminals are
recommended
120VAC
TRANSFORMER
(Furnished)
HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING
FAN POWERED HUMIDIFIER WIRING DIAGRAM
AS NEEDED FOR EHUMD500 WITH COMMUNICATING AIR HANDLER
(Included humidity control and outdoor sensor not required)
Circuit Board Inside Communicating Air Handler
HUM
18 AWG 2-Conductor Wire
24VAC
FAN POWERED
HUMIDIFIER
HUMIDIFIER CORD
PLUGGED INTO
120 VAC POWER SOURCE
HAZARDOUS VOLTAGE! DISCONNECT ALL ELECTRIC
POWER, INCLUDING REMOTE DISCONNECTS BEFORE
SERVICING. FOLLOW PROPER LOCKOUT/TAGOUT
PROCEDURES TO ENSURE THE POWER CAN NOT BE
INADVERTENTLY ENERGIZED. FAILURE TO DISCONNECT
POWER BEFORE SERVICING COULD RESULT IN DEATH
OR SERIOUS INJURY.
EAC
Wire Nuts
(BR)
(BR)
Notes:
Enable HUM Control through the * CONT950 Installer
Setup Menu:
(ISU0372
See advanced features in *CONT950 Installer's Guide
for operating details.
Field Supplied
18-HE87D1-4A-EN
WARNING
s
s
Option 1 - RH Setpoint
Option 2 - Dewpoint Control)
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Summary of Contents for Trane AHUMD200A 00BA Series
- Page 1 Installer’s Guide 18-HE87D1-4A-EN For Installing Humidifiers with Communicating Systems Air Handlers & Furnaces WARNING: HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES IMPORTANT — This Document is customer property and is to remain with this unit. Please return to service information pack upon completion of work.
- Page 2 Diagram A1 FAN POWERED HUMIDIFIER WIRING DIAGRAM AS NEEDED FOR EHUMD500 WITH NON-COMMUNICATING AIR HANDLER Note: Verify that switch “A” is SWITCH “A” in the BYPASS Position Circuit Board Inside Non-Communicating Air Handler TRANSFORMER (Furnished) 120VAC 24VAC 18 AWG 2-Conductor Wire Wire Nuts 1/4 inch Female Quick Connects Note: Insulated Terminals are recommended...
- Page 3 Field Supplied About Trane and American Standard Heating and Air Conditioning Trane and American Standard create comfortable, energy efficient indoor environments for residential applications. For more information, please visit www.trane.com or www.americanstandardair.com The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.
- Page 4 INTERNAL RELAY About Trane and American Standard Heating and Air Conditioning Trane and American Standard create comfortable, energy efficient indoor environments for residential applications. For more information, please visit www.trane.com or www.americanstandardair.com The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.