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Carrier D5FUAAH Owner's Manual
Carrier D5FUAAH Owner's Manual

Carrier D5FUAAH Owner's Manual

Crossover air handler - sizes 18 to 60

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Please read this Owner's Information Manual carefully before installing and using this appliance and keep this manual for future
reference.
For your convenience, please record the model and serial numbers of your new equipment in the spaces provided. This information, along
with the installation data and dealer contact information, will be helpful should your system require maintenance or service.
UNIT INFORMATION
Model # _______________________________
Serial # ________________________________
INSTALLATION INFORMATION
Date Installed ___________________________
D5FUAAH
Owner's Manual
Crossover Air Handler - Sizes 18 to 60
NOTE TO EQUIPMENT OWNER:
Specifications subject to change without notice.
TABLE OF CONTENTS
A NOTE ABOUT SAFETY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
INDOOR UNIT PARTS AND MAJOR FUNCTIONS . . . . . . . . . . . 7
CONTROLS OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
WIRELESS REMOTE CONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . 9
OPERATION INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
ERROR CODES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
DEALERSHIP CONTACT INFORMATION
Company Name: ______________________
Address:_____________________________
Phone Number:________________________
Technician Name:______________________
PAGE

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Summary of Contents for Carrier D5FUAAH

  • Page 1 D5FUAAH Owner’s Manual Crossover Air Handler - Sizes 18 to 60 TABLE OF CONTENTS PAGE A NOTE ABOUT SAFETY....... . 2 GENERAL .
  • Page 2 D5FUAAH: Owner’s Manual A NOTE ABOUT SAFETY WARNING This is the safety-alert symbol Anytime you see this symbol in manuals, instructions, and on the unit, be WARNING FOR USING FLAMMABLE REFRIGERANTS aware of the potential for personal injury. There are three levels of •...
  • Page 3 D5FUAAH: Owner’s Manual FOR CLASS B DIGITAL DEVICE NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions may cause harmful interference to radio communications.
  • Page 4 D5FUAAH: Owner’s Manual 1. Installation (where refrigerant pipes are allowed) a. The minimum test pressure for the low side of the system shall be –Any person who is involved with working on or breaking into a the low side design pressure and the minimum test pressure for the...
  • Page 5 D5FUAAH: Owner’s Manual 5. Presence of fire extinguisher 12. Cabling If any hot work is to be conducted on the refrigeration equipment Check that cabling is not subjected to wear, corrosion, excessive or any associated parts, appropriate fire extinguishing equipment pressure, vibration, sharp edges or any other adverse environmental shall be available to hand.
  • Page 6 D5FUAAH: Owner’s Manual • Works shall be undertaken with appropriate tools only. If uncertain, When transferring refrigerant into cylinders, ensure that only consult the manufacturer of the tools for use with flammable appropriate refrigerant recovery cylinders are employed. Ensure that refrigerants.
  • Page 7 D5FUAAH: Owner’s Manual ACCESSORIES INDOOR UNIT PARTS AND MAJOR FUNCTIONS The system is shipped with the following accessories (see Table 3). Keep the owner's manual in a safe place and do not discard any accessories Unit Parts until the installation has been completed.
  • Page 8 D5FUAAH: Owner’s Manual CONTROLS OPTIONS To further optimize the performance of the unit, perform the following steps: The air handler fan coil unit can be controlled mainly through the • Keep doors and windows closed. following methods. • Limit energy usage by using TIMER ON and TIMER OFF functions.
  • Page 9 D5FUAAH: Owner’s Manual WIRELESS REMOTE CONTROL Before you begin using your new unit, familiarize yourself with the remote control. See page 10 through page 14 for more information on these controls ON/OFF MODE Turns the unit on or off. Scroll through operation modes...
  • Page 10 D5FUAAH: Owner’s Manual Wireless Remote Control LCD Screen Indicators Information appears when the remote controller is powered up. Sleep mode display I Sence feature display Wireless control feature display Low battery detection display Transmission Indicator (If flashes) Lights up when remote...
  • Page 11 D5FUAAH: Owner’s Manual REMOTE CONTROL Remote Control Operation - Quick Start All features may not be available. This remote is NOTE: NOTE: When transmitting a command from the remote control to shared across other indoor units. the unit, be sure to point the control toward the right side of the unit.
  • Page 12 D5FUAAH: Owner’s Manual BASIC REMOTE CONTROL OPERATION AUTO Mode Before operation, ensure the unit is plugged in and power is available. In AUTO mode, the unit automatically selects the COOL, FAN, or HEAT operation based on the set temperature. COOL Mode...
  • Page 13 D5FUAAH: Owner’s Manual FAN Mode Setting the Room Temperature Set Point Press TEMP or TEMP to raise or lower the temperature. The unit confirms the signal receipt with a beep and the value of the set temperature appears on the display and changes accordingly. The temperature can be set between 62°F (17°C) and 86°F (30°C) in...
  • Page 14 D5FUAAH: Owner’s Manual UNIT OFF CLEAN Mode Press CLEAN to activate or deactivate the self-cleaning function. Under 1. Set TIMER ON as previously described. this function, the air conditioner automatically cleans and dries the 2. Set TIMER OFF as previously described. The unit starts evaporator.
  • Page 15 D5FUAAH: Owner’s Manual OPERATION INSTRUCTIONS Other Features NOTES: Default Setting • Different models have different front panel and display window. When the unit restarts after a power failure, it will default to the factory Not all the indicators describing below are available for the air settings (AUTO mode, AUTO fan, 76°F (24°C)).
  • Page 16 D5FUAAH: Owner’s Manual CARE AND MAINTENANCE CAUTION CLEANING THE INDOOR UNIT CAUTION CLEANING AND MAINTENANCE WARNINGS Turn off the device and disconnect the power before cleaning. Failure BEFORE CLEANING OR MAINTENANCE to do so can cause electric shock. Always TURN OFF your AC system and disconnect its power DO NOT clean the air conditioner with excessive amounts of water.
  • Page 17 D5FUAAH: Owner’s Manual Cleaning Your Indoor Unit (Air Filter) Maintaining the Unit Maintenance –Long Periods of Non-Use CAUTION If you plan not to use your unit for an extended period of time, perform the following steps: Before changing the filter or cleaning, turn off the unit and disconnect its power supply.
  • Page 18 D5FUAAH: Owner’s Manual TROUBLESHOOTING CAUTION If any of the following conditions occurs, turn off your unit immediately. • The field wiring cable is damaged or abnormally warm • You smell a burning odor • The unit emits loud or abnormal sounds •...
  • Page 19 D5FUAAH: Owner’s Manual Table 6 — Other Issues When troubles occur, check the following points before contacting a repair company. Problem Possible Causes Solution Temperature setting may be higher than ambient room temperature Lower the temperature setting The heat exchanger on the indoor or outdoor unit is dirty...
  • Page 20 If you receive one of the codes in Table 8, call a technician as soon as possible. Don’t panic...The unit will go into turbo mode until the error code is cleared. A beeping noise will come from the unit, which is normal. For additional diagnostic information, refer to the Service Manual. © 2024 Carrier. All rights reserved. Edition Date: 10/24...