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DZ14XA SERIES
CONDENSING UNIT
Heat Pump 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.
DO NOT BYPASS SAFETY DEVICES
Our continuing commitment to quality products may mean a change in specifications without notice.
©2022-2023
IOD-1058B
11/2023
WARNING
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.
Scroll equipped units should never be used to evacuate
the air conditioning system. Vacuums this low can cause
internal electrical arcing resulting in a damaged or failed
compressor.
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 DZ14XA090 or
DZ14XA120 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
CAUTION
Table of Contents
Related Manuals for Daikin DZ14XA Series
Summary of Contents for Daikin DZ14XA Series
- Page 1 THE EQUIPMENT SPECIFIED IN THIS MANUAL WITHOUT commercial models. Specification sheets can be found at PROPER SUPERVISION OR TRAINING MAY RESULT IN www.daikincomfort.com for Daikin brand products. Within PRODUCT DAMAGE, PROPERTY DAMAGE, PERSONAL the website, please select the residential or commercial INJURY OR DEATH.
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Page 2: Installation Clearances
The United States Environmental Protection Agency 24" 60" (EPA) has issued various regulations regarding the 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 24"... -
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: Burying Refrigerant Lines
tubing. Use an insulated or suspension type hanger. Keep Filter Drier and Sight Glass both lines separate and always insulate the suction line. A liquid line filter drier is factory installed. Field-install the supplied sight glass/moisture indicator on the liquid line as close as practical to the service valve. -
Page 5: System Evacuation
WARNING 5000 4500 To avoid possible explosion, the line from the nitrogen 4000 cylinder must include a pressure regulator and a pressure relief valve. The pressure relief valve must be set to open at LEAK(S) 3500 PRESENT no more than 150 PSIG. 3000 2500 Pressure test the system using dry nitrogen and soapy... -
Page 6: Overcurrent Protection
and all local codes to determine the correct wire gauge instructions supplied with the indoor furnace/air handler for and length. The wire size must be sufficient to carry the specific wiring connections and indoor unit configuration. Minimum Circuit Ampacity (MCA) listed on the serial plate. Likewise, consult the instructions packaged with the thermostat for mounting and location information. -
Page 7: Final Charge Adjustment
schematic. The wires running to the condensing unit can be sourced from either the indoor unit’s terminal block, or CAUTION the thermostat. Damage to the unit caused by operating the compressor NOTE: If a two stage auxiliary electric heater kit is with the suction valve closed is not covered under the warranty and may cause serious compressor damage. - Page 8 Defrost Control Adjustments 3. Adjust the charge to maintain a clear sight glass. 4. Allow the compressor to operate for about 10 This heat pump uses a Time/Temperature method for additional minutes and measure the hot gas discharge defrost. A thermal sensor electrically set to “Normally temperature.
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Page 9: Troubleshooting
TROUBLESHOOTING WARNING Qualified Installer/Servicer only When troubleshooting, the first step should always be to check for clean coils, clean filter(s), and proper airflow. HIGH VOLTAGE Disconnect all power before servicing or Indoor airflow should be 375 to 425 CFM per ton of installing this unit. -
Page 10: 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 11 PAGE LEFT INTENTIONALLY BLANK.
- Page 12 CUSTOMER FEEDBACK Daikin 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. Our continuing commitment to quality products may mean a change in specifications without notice.