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AHVE***P0300** (115V)
AIR HANDLERS INSTALLATION &
OPERATING INSTRUCTIONS
1 Important Safety Instructions ....................................2
2 Shipping Inspection ....................................................3
2.1 Parts .............................................................................3
2.2 Handling .......................................................................3
3 Codes & Regulations ..................................................3
4 Replacement Parts......................................................4
5
Pre-Installation Considerations ................................4
5.1 Preparation ...................................................................4
5.2 System Matches ...........................................................4
5.3 Interconnecting Tubing .................................................4
5.4 Clearances ...................................................................4
5.5 Horizontal Applications .................................................5
5.6 Access ..........................................................................5
6
Installation Location ..................................................5
6.1 Upflow Installation ........................................................5
6.2 Horizontal Left Installation ............................................5
Assembly From Upflow to Horizontal Left ..........................5
6.3 Downflow/Horizontal Right Installation .........................8
Assembly From Downflow to Horizontal Right ...................9
7 Refrigerant Lines ........................................................9
7.1 Tubing Size ...................................................................9
7.2 Tubing Preparation .......................................................9
7.3 Tubing Connections ....................................................10
8 Condensate Drain Lines ........................................... 11
9 Ductwork....................................................................12
9.1 Return Ductwork .........................................................12
10 Return Air Filters .....................................................12
11 Electrical and Control Wiring .................................12
11.1 Building Electrical Service Inspection .......................12
11.2 Wire Sizing ................................................................12
11.3 Maximum Overcurrent Protection (MOP) .................12
11.4 Electrical Connections - Supply Voltage ..................13
11.4.1 Air Handler Only.....................................................13
11.5 Low Voltage Connections .........................................13
12 Achieving 1.4% & 2% Low Leakage Rate .............13
13 Airflow Trim .............................................................13
14 Miscellaneous Start-Up Checklist .........................14
14.1 Auxiliary Alarm Switch ..............................................15
14.2 Circulator Blower ......................................................15
14.3 Motor Orientation ......................................................15
14.4 Accessory Contacts ..................................................15
14.5 Leak Detection Output (Relay K4R) .........................16
Electric Heater cannot be connected to any of these air
handlers.
CAUTION
is a registered trademark of Maytag Corporation or its related companies and is used under license.
®
© 2024-2025
Daikin Comfort Technologies Manufacturing, L.P.
19001 Kermier Rd., Waller, TX 77484
www.goodmanmfg.com - or - www.amana-hac.com
P/N: IOA-4055B Date: January 2025
Only personnel that have been trained to install, adjust,
service, maintenance or repair (hereinafter, "service")
the equipment specified in this manual should service the
equipment.
This equipment is not intended for use by persons (includ-
ing children) with reduced physical, sensory or mental ca-
pacities, or lack of experience and knowledge, unless they
have been given supervision or instruction concerning use
of the appliance by a person responsible for their safety.
Children should be supervised to ensure that they do not
play with the equipment.
The manufacturer will not be responsible for any injury
or property damage arising from improper supervision,
service or service procedures. If you service this unit, you
assume responsibility for any injury or property damage
which may result. In addition, in jurisdictions that require
one or more licenses to service the equipment specified in
this manual, only licensed personnel should service the
equipment. Improper supervision, installation, adjustment,
servicing, maintenance or repair of the equipment specified
in this manual, or attempting to install, adjust, service or
repair the equipment specified in this manual without prop-
er supervision or training may result in product damage,
property damage, personal injury or death.
Do not bypass safety devices.
NOTE
Specifications and performance
data listed herein are subject to
change without notice.
This equipment is only approved
for use with R-32 Refrigerant.
All rights reserved.
WARNING
WARNING
RECOGNIZE THIS SYMBOL
AS A SAFETY PRECAUTION.
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Table of Contents
Troubleshooting
Related Manuals for Amana AHVE P0300 Series
Summary of Contents for Amana AHVE P0300 Series
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Page 1: Table Of Contents
© 2024-2025 Daikin Comfort Technologies Manufacturing, L.P. AIR HANDLERS INSTALLATION & 19001 Kermier Rd., Waller, TX 77484 OPERATING INSTRUCTIONS www.goodmanmfg.com - or - www.amana-hac.com P/N: IOA-4055B Date: January 2025 1 Important Safety Instructions ........2 2 Shipping Inspection ............3 WARNING 2.1 Parts ................3 2.2 Handling ...............3... - Page 2 15 Troubleshooting ............16 WARNING 15.1 Electrostatic Discharge (ESD) Precautions ....16 15.2 Diagnostic Chart ............17 15.3 Fault Recall..............17 To avoid property damage, personal injury or death due to electrical shock, this unit MUST have an uninterrupted, un- 16 Fully Communicating Amana® Brand System ..17 broken electrical ground. The electrical ground circuit may 16.1 Overview..............17 consist of an appropriately sized electrical wire connecting 16.2 Airflow Consideration ..........17 the ground lug in the unit control box to the building elec- 16.3 Thermostat Wiring ............18 trical service panel.
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Page 3: Shipping Inspection
2 SHIPPING INSPECTION Always transport the unit upright; laying the unit on its side or top during transit may cause equipment damage. The installer should inspect the product upon receipt for shipping damage and subsequent investigation is the responsibility of the carrier. The installer must verify the model number, specifications, electrical characteristics, and accessories are correct prior to installation. -
Page 4: Replacement Parts
WARNING 4 REPLACEMENT PARTS When reporting shortages or damages, or ordering repair WHEN INSTALLED IN A ROOM WITH AN AREA LESS THAN parts, give the complete product model and serial numbers as THAT OUTLINED IN TABLE 1, THAT ROOM SHALL BE stamped on the product. Replacement parts for this product WITHOUT CONTINUOUSLY OPERATING OPEN FLAMES (FOR EXAMPLE AN OPERATING GAS APPLIANCE) OR are available through your contractor or local distributor. -
Page 5: Horizontal Applications
The unit clearance from a combustible surface may be 6.1 Upflow Installation 0”. However, service clearance must take precedence. A No field modifications are mandatory however to obtain minimum of 24” in front of the unit for service clearance maximum efficiency, the horizontal drip shield, side drain is required. - Page 6 THERMISTOR WIRE HARNESS A2L SENSOR WIRE HARNESS PRESSURE SENSOR EXTENSION ACCESS VALVE RED CAP WITH O-RING HORIZONTAL ALL WIRES GO TO DRIP SHIELD PAN CONTROL DECK DRIP SHIELD AND CONNCET TO PCB BRACKET PRESSURE SENSOR GAS THERMISTOR SIDE DRAIN BOTTOM DRAIN PAN A2L SENSOR LIQUID THERMISTOR...
- Page 7 LOW VOLTAGE WIRES - BLOWER MOTOR, PRESSURE SENSOR WIRE TIE 2 THERMISTOR, EEV, PRESSURE SENSOR WIRE TIE 1 AND A2L SENSOR WIRES ARE CONNECTED TO PCB, BUNDLED TOGETHER AND GAS THERMISTOR ROUTED THROUGH THE OBLONG GROMMET HOLE LOW VOLTAGE WIRES - BLOWER MOTOR, THERMISTOR, EEV, PRESSURE SENSOR AND A2L SENSOR WIRES ARE CONNECTED TO PCB, BUNDLED TOGETHER AND...
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Page 8: Downflow/Horizontal Right Installation
6.3 Downflow/Horizontal Right Installation 2-3 and secure. Bundled wires after the installation IMPORTANT NOTE: In the downflow application, to with a Wire Tie according to the requirement of the prevent coil pan “sweating”, the mandatory downflow wire lengths. kit (DFK) is available through your local distributor. The 7. -
Page 9: Instructions To Relocate A2L Sensor Bracket
COIL ACCESS PANEL BLOWER ACCESS PANEL ROUND GLASS VIEW COIL ACCESS PANEL TUBING PANEL TUBING PANEL ROUND GLASS VIEW BLOWER ACCESS PANEL EXTERNAL PART TERMINOLOGY FIGURE 8 ACCESS PANEL CONFIGURATION FOR DOWNFLOW OR HORIZONTAL RIGHT FIGURE 10 Coil slides on the downflow bracket 6.3.1 Instruction To Relocate A2L Sensor Bracket Assembly From Downflow To Horizontal Right... -
Page 10: Tubing Size
WARNING CAUTION This product is factory-shipped with dry nitrogen mixture gas under pressure. Use appropriate service tools and fol- Applying too much heat to any tube can melt the tube. Torch low these instructions to prevent injury. heat required to braze tubes of various sizes must be pro- portional to the size of the tube. Service personnel must use the appropriate heat level for the size of the tube being brazed. WARNING NOTE: To prevent possible damage to the tubing joints, do A quenching cloth is strongly recommended to prevent not handle coil assembly with manifold or flowrator tubes. scorching or marring of the equipment finish when brazing close to the painted surfaces. Use brazing alloy of 5% mini- Always use clean gloves when handling coil assemblies. mum silver content. -
Page 11: Condensate Drain Lines
8 CONDENSATE DRAIN LINES should be checked for mechanical damage annually. The indoor equipment and pipes must be securely mounted and The coil drain pan has a primary and a secondary drain with guarded such that accidental rupture of equipment cannot 3/4”... -
Page 12: Ductwork
return air shall be directly ducted to the space. The installation must include a “P” style trap that is located For mechanical ventilation the air extraction opening from as close as is practical to the indoor unit coil. See Figure 12 the room shall be located equal or below the refrigerant for details of a typical condensate line “P”... -
Page 13: Wire Sizing
11.2 Wire Sizing 11.4.1 Air Handler Only Wire size is important to the operation of your equipment. IMPORTANT: Installation of Air Handler must follow any Use the following check list when selecting the appropriate local codes/regulations. The manufacture recommends wire size for your unit. a field supplied disconnect switch or breaker must be •... -
Page 14: Achieving 1.4% And 2.0% Airflow Low Leakage Rate
ACHIEVING 1.4% AND 2.0% AIRFLOW • To prevent condensation blow off, positive side trim settings are allowed within the Maximum CFM LOW LEAKAGE RATE listed below. (refer to Table 8) The CFM in this table Ensure all the gaskets remain intact on all surfaces as intends actual measured value at installation site. -
Page 15: Miscellaneous Start-Up Checklist
14 MISCELLANEOUS START-UP CHECKLIST • Prior to start-up, ensure that all electrical wires are SWITCH properly sized and all connections are properly ALARM tightened. • All panels must be in place and secured. For Air Tight application, gasket must be positioned at prescribed locations to achieve 2% leakage. -
Page 16: Accessory Contacts
This setting can be made in the “3. Equipment setup dampers must be fully open, UV light must be turned menu” of the Amana Brand Smart. off and accessory ventilation fans must be activated. See the table 10 for the specification for relay K4R and “3. Equipment Set up -> Air handler-> Humidifier relay”... -
Page 17: Troubleshooting
4. Discharge your body to ground before removing 16.1 Overview a new control from its container. Follow steps 1 A fully communicating Amana Brand system is a system through 3 if installing the control on a blower. Return that includes a compatible air handler and heat pump any old or new controls to their containers before with a communicating thermostat. -
Page 18: Airflow Consideration
For a fully communicating Amana Brand system, the indoor air handler, in turn, sends the demand to the ECM motor. unit, outdoor unit, and thermostat “communicate” digitally The ECM motor delivers the requested continuous fan with one another. It is now a two-way communications airflow. -
Page 19: System Troubleshooting
7-Segment Display (Note: The order of the terminals of the indoor unit with mode of operation in Diagnostic label which and the Amana Brand Smart thermostat may be is attached on the Blower access panel. After identifying different.) the mode of operation take recommended actions as •... -
Page 20: Refrigerant Leak Test
service indicator; read technical manual operator's manual; operating instructions warning; low Flammable materials UN GHS flame symbol Marking Symbol Table Mitigation CFM: When the one of the error codes A0/A1/ AF that is related to refrigerant leak detection system is issued, the blower is activated with the mitigation CFM above the Qmin shown in Table 1 (around 470 CFM). -
Page 21: Troubleshooting
TROUBLESHOOTING... - Page 22 TROUBLESHOOTING...
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Page 23: Network Troubleshooting
NETWORK TROUBLESHOOTING If a network communication error code has occurred, use the following steps to help troubleshoot the system. (For network communication error codes, refer to the table below and the tables of error codes for outdoor unit and indoor unit.) After any wiring changes have been made or the dip switches of DS1 on the outdoor control board and/or DS 7... -
Page 24: Diagnostic Codes
DIAGNOSTIC CODES 7 SEGMENT LED DESCRIPTION OF CONDITION DISPLAY (NO DISPLAY) INTERNAL CONTROL FAULT / NO POWER STANDBY, WAITING FOR INPUTS EMERGENCY MODE RUNNING NO HEATER KIT INSTALLED - SYSTEM CALLING FOR AUXILIARY HEAT (MINOR ERROR CODE) HEATER KIT DIP SWITCHES NOT SET PROPERLY FUSE OPEN AUXILIARY SWITCH OPEN DATA NOT ON NETWORK... -
Page 25: Setting The Mode Display
SETTING THE MODE DISPLAY MODE DISPLAY INTRODUCTION A 2-digit display is provided on the printed circuit board (PCB) as a backup tool to the thermostat for accessing error codes and erasing error code history of the indoor unit. Follow the information provided in this section to learn how to use the mode display DISPLAY The display consists of 2 digits. - Page 26 SETTING THE MODE DISPLAY <SCREEN ZERO> First Error Code Idle Release Fault Recall in less than 2 sec mins. Press Fault Recall for Error Code Second Error Code Hold Fault Recall for more than 2 sec Solid Display Press Fault Recall for Error Code Release Fault Recall between 2...
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Page 27: Wiring Diagram
WIRING DIAGRAM NOTE: THESE INSTRUCTIONS ARE SPECIFICALLY FOR AHVE* MODELS. DO NOT ATTEMPT TO APPLY THESE DIAGRAMS FOR ANY OTHER MODELS. HIGH VOLTAGE! ISCONNECT POWER BEFORE SERVICING ULTIPLE POWER SOURCES MAY BE PRESENT AILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH (SEE NOTE 3) GROUND LUG 115V / 1PH / 60Hz 115V... -
Page 28: Air Handler Homeowner's Routine Maintenance Recommendations
AIR HANDLER AIR HANDLER HOMEOWNER’S ROUTINE MAINTENANCE RECOMMENDATIONS We strongly recommend a bi-annual maintenance checkup be performed before the heating and cooling seasons begin by a qualified servicer. REPLACE OR CLEAN FILTER It has been determined that many coil cleaners and drain pan tablets contain corrosive chemicals that can be harmful to aluminum tube and fin evaporator coils. - Page 29 • Listen for any unusual noise(s), other than normal operating noise, that might be coming from the outdoor unit. If you hear unusual noise(s) coming from the unit, call a qualified servicer. UV COIL AND AIR PURIFIERS Clean Comfort brand UV coil purifiers also can be purchased from distributor.
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Page 30: Start-Up Checklist
START-UP CHECKLIST Air Handler / Coil Model Number Serial Number ELECTRICAL Line Voltage (Measure L and N Voltage) L - N Secondary Voltage (Measure Transformer Output Voltage) R - C Blower Amps Heat Strip 1 - Amps Not Applicable Heat Strip 2 - Amps Not Applicable BLOWER EXTERNAL STATIC PRESSURE Return Air Static Pressure... - Page 31 THIS PAGE INTENTIONALLY LEFT BLANK...
- Page 32 Please fill out the feedback form on one of the following links: Goodman Brand Products: (http://www.goodmanmfg.com/about/contact-us). ® Amana Brand Products: (http://www.amana-hac.com/about-us/contact-us). ® You can also scan the QR code on the right for the product brand you purchased to be directed to the feedback page. GOODMAN BRAND ®...
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