A & T International 1, Service Manual

Page: 2 / 24

2
Installer:
(1) Retain this manual and warranty for future reference.
(2) Before leaving the premises, review this manual to be
sure the unit has been installed correctly and run the unit
for one complete cycle to make sure it functions properly.
Report Shipping Damage Carrier
Examine exterior. Remove cover and examine compressor
and piping for signs of damage.
TABLE OF CONTENTS
Check our website frequently for updates: www.enviromaster.com
Information and specifications outlined in this manual in effect at the
time of printing of this manual. Manufacturer reserves the right to
discontinue, change specifications or system design at any time without
notice and without incurring any obligation, whatsoever.
Unit has been tested and
rated in accordance with:
ANSI/AHRI Standards
440-2008
UL-1995
When requesting assistance, please have following
information available:
Model Number_________________________
Serial Number_________________________
Date of installation______________________
Important Safety Information ........................................................................................... 3
General Product Information ............................................................................................ 4
EMI Air Handler Family ....................................................................................................4
Installer Supplied Items .................................................................................................. 4
Controls And Components
......................................................................................................... 5
High Volt Electrical Wiring ................................................................................................ 5
Low Volt Interconnect .....................................................................................................6
DIP Switch Settings
.................................................................................................................. 7
Ceiling-Suspended Air Handler CCP ................................................................................... 8
Ceiling-Suspended Air Handler WCP ................................................................................ 10
Start Up Preparation ..................................................................................................... 13
Start-up for Unit Mounted ........................................................................................................14
Fan Operation .............................................................................................................. 14
High-Wall Thermostat Control Start-Up ............................................................................16
Maintenance ................................................................................................................ 18
Troubleshooting ............................................................................................................ 18
Troubleshooting Procedure - Error Codes ...................................................................... 20
Warranty ................................................................................................................... 21