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DX14XA SERIES
CONDENSING UNIT
Air Conditioning Installation
& Service Reference
Important Safety Instructions
The following symbols and labels are used throughout this
manual to indicate immediate or potential safety hazards.
It is the owner's and installer's responsibility to read
and comply with all safety information and instructions
accompanying these symbols. Failure to heed safety
information increases the risk of personal injury, property
damage, and/or product damage.
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 (INCLUDING CHILDREN) WITH REDUCED
PHYSICAL, SENSORY OR MENTAL CAPABILITIES, 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
PROPER SUPERVISION OR TRAINING MAY RESULT IN
PRODUCT DAMAGE, PROPERTY DAMAGE, PERSONAL
INJURY OR DEATH.
Our continuing commitment to quality products may mean a change in specifications without notice.
© 2022-2023
IOD-1057B
11/2023
WARNING
19001 Kermier Rd. Waller, TX 77484
www.daikincomfort.com
INSTALLATION INSTRUCTIONS
HIGH VOLTAGE
Disconnect all power before servicing or
installing this unit. Multiple power sources
may be present. Failure to do so may cause
property damage, personal injury or death.
Do not bypass safety devices.
Shipping Inspection
Always keep the unit upright; laying the unit on its side
or top may cause equipment damage. Shipping damage,
and subsequent investigation is the responsibility of
the carrier. Verify the model number, specifications,
electrical characteristics, and accessories are correct
prior to installation. The distributor or manufacturer will not
accept claims from dealers for transportation damage or
installation of incorrectly shipped units.
Codes & Regulations
This product is designed and manufactured to comply
with national codes. Installation in accordance with such
codes and/or prevailing local codes/regulations is the
responsibility of the installer. This unit DX14XA090 or
DX14XA120 is a partial unit air conditioner, complying with
partial unit requirements for international standard IEC
60335-2-40, and must be only connected to other units that
have been confined as complying to corresponding partial
unit requirements of international standard IEC 60335-2-40.
The manufacturer assumes no responsibility for equipment
installed in violation of any codes or regulations. Rated
performance is achieved after 20 hours of operation. Rated
performance is delivered at the specified airflow. See
outdoor unit specification sheet for split system models
or product specification sheet for packaged and light
commercial models. Specification sheets can be found at
www.daikincomfort.com for Daikin brand products. Within
the website, please select the residential or commercial
products menu and then select the submenu for the type
of product to be installed, such as air conditioners or heat
pumps, to access a list of product pages that each contain
links to that model's specification sheet.
WARNING
WARNING
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Table of Contents
Related Manuals for Daikin DX14XA090
Summary of Contents for Daikin DX14XA090
- Page 1 PHYSICAL, SENSORY OR MENTAL CAPABILITIES, OR LACK codes and/or prevailing local codes/regulations is the OF EXPERIENCE AND KNOWLEDGE, UNLESS THEY HAVE responsibility of the installer. This unit DX14XA090 or BEEN GIVEN SUPERVISION OR INSTRUCTION CONCERNING DX14XA120 is a partial unit air conditioner, complying with...
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Page 2: Installation Clearances
The United States Environmental Protection Agency (EPA) has issued various regulations regarding the 12" 60" introduction and disposal of refrigerants. Failure to follow these regulations may harm the environment and can lead to the imposition of substantial fines. Should you have any questions please contact the local office of the EPA. -
Page 3: Safe Refrigerant Handling
Rigging WARNING WARNING To avoid possible explosion: • Never apply flame or steam to a refrigerant cylinder. If To avoid possible injury or death, all panels must be in you must heat a cylinder for faster charging, partially position and secured before lifting this equipment. immerse it in warm water. -
Page 4: Refrigerant Line Connections
suspending refrigerant tubing from joists and studs with Filter Drier and Sight Glass rigid wire or straps that would come in contact with the A liquid line filter drier is factory installed. Field-install the tubing. Use an insulated or suspension type hanger. Keep supplied sight glass/moisture indicator on the liquid line as both lines separate and always insulate the suction line. -
Page 5: System Evacuation
have a small leak. Return to step 2: If the same result is encountered check for leaks as previously indicated WARNING and repair as necessary then repeat evacuation. • If pressure rises above 2000 microns, a leak is To avoid possible explosion, th line from the nitrogen present. -
Page 6: Overcurrent Protection
Overcurrent Protection Percentage Max Voltage Deviation From The following overcurrent protection devices are approved Voltage Average Voltage for use. Unbalance Average Voltage • Time delay fuses • HACR type circuit breakers Example: L1 – L2 = 220 V These devices have sufficient time delay to permit the L2 –... -
Page 7: Final Charge Adjustment
NOTE: Field installed options may affect low CAUTION voltage wire routing. Refer to installation instructions of field installed options prior to Damage to the unit caused by operating the compressor installing low voltage wiring. with the suction valve closed is not covered under the warranty and may cause serious compressor damage. - Page 8 TROUBLESHOOTING ANALYSIS TABLE COMPLAINT PROBABLE CAUSE REMEDY 1. Excessive charge of refrigerant in the system 1. Purge or pump-down excessive charge. 2. Inadequate supply of air across the condensor 2. Make certain that coil is not fouled in any way, or that air coil.
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Page 9: Wiring Diagram
WIRING DIAGRAM Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring. - Page 10 PAGE LEFT INTENTIONALLY BLANK.
- Page 11 PAGE LEFT INTENTIONALLY BLANK.
- Page 12 CUSTOMER FEEDBACK Daikin Comfort Technologies is very interested in all product comments. Please fill out the feedback form on the following link: https://daikincomfort.com/contact-us You can also scan the QR code on the right to be directed to the feedback page.