IOA-4039A
12/2022
1 Important Safety Instructions ............................................................... 2
2 Shipping Inspection ...............................................................................3
2.1 Parts ........................................................................................................3
2.2 Handling ..................................................................................................3
3 Codes & Regulations ............................................................................. 3
4 Replacement Parts.................................................................................3
5 Pre-Installation Considerations ........................................................... 3
5.1 Preparation .............................................................................................. 3
5.2 System Matches ...................................................................................... 3
5.3 Interconnecting Tubing ............................................................................4
5.4 Clearances ..............................................................................................4
5.5 Horizontal Applications ............................................................................ 4
6 Installation Location ............................................................................. 4
6.1 Upow Installation ................................................................................... 4
6.2 Horizontal Left Installation ....................................................................... 4
6.3 Downow/Horizontal Right Installation .................................................... 8
7 Refrigerant Lines ................................................................................... 8
7.1 Tubing Size .............................................................................................. 8
7.2 Tubing Preparation ..................................................................................8
7.3 Tubing Connections ................................................................................. 9
8 Condensate Drain Lines ........................................................................ 9
9 Ductwork...............................................................................................10
9.1 Return Ductwork .................................................................................... 10
10 Return Air Filters ................................................................................ 10
11 Electric Heat .......................................................................................10
12 Electrical and Control Wiring ............................................................12
12.1 Building Electrical Service Inspection .................................................. 12
12.2 Wire Sizing ..........................................................................................12
12.3 Maximum Overcurrent Protection (MOP) ............................................ 12
12.4 Electrical Connections – Supply Voltage ............................................. 12
12.4.1 Air Handler Only (Non-Heat Kit Models) ........................................... 12
12.4.2 Air Handler - Non-Circuit Breaker Heat Kits ..................................... 12
12.4.3 Air Handler With Circuit Breaker Heat Kit ......................................... 13
12.5 Low Voltage Connections .................................................................... 13
13 Achieving 1.4% & 2% Low Leakage Rate ........................................ 13
........................................................................................13
15 Miscellaneous Start-Up Checklist .................................................... 14
15.1 Auxiliary Alarm Switch .........................................................................15
15.2 Circulator Blower ................................................................................. 15
15.3 Motor Orientation ................................................................................. 15
15.4 Accessory Contacts ............................................................................. 16
..................................................................................16
16.1 Electrostatic Discharge (ESD) Precautions ....................................... 16
16.2 Diagnostic Chart ................................................................................. 16
16.3 Fault Recall.........................................................................................16
17 Fully Communicating Amana System ............................................... 17
17.1 Overview..............................................................................................17
17.2 Airow Consideration ........................................................................... 17
17.3 Thermostat Wiring ...............................................................................17
17.3.1 Two-Wire Outdoor and Four-Wire Indoor Wiring .........................18
17.4 Network Troubleshooting ..................................................................... 18
17.5 System Troubleshooting ...................................................................... 18
........................................................................................20
Diagnostic Codes ......................................................................................22
......................................................................... 23
Wiring Diagram .......................................................................................... 25
Routine Maintenance ................................................................................ 26
Start-Up Checklist ..................................................................................... 27
If an “Ed” error is encountered
on startup, verify that the
electric heater DIP switches
and DIP switch settings.
© 2022 Daikin Comfort Technologies Manufacturing, L.P.
19001 Kermier Rd., Waller, TX 77484
www.goodmanmfg.com - or - www.amana-hac.com
P/N: IOA-4039A Date: December 2022
AHVE
AIR HANDLERS
INSTALLATION & OPERATING INSTRUCTIONS
DAMAGE ARISING FROM IMPROPER SERVICE OR SERVICE
WARNING
is a registered trademark of Maytag Corporation or its related companies and is used under license.
All rights reserved.
WARNING