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DC6TE 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.
NOTE: This equipment is approved to use only with R-32
refrigerant.
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 capacities, 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.
© 2024
IOD-1064A
08/2024
WARNING
19001 Kermier Rd. Waller, TX 77484
www.daikincomfort.com
INSTALLATION INSTRUCTIONS
Do not bypass safety devices.
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.
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 DC6TE090 or
DC6TE120 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 confirmed 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 DC6TE Series
Summary of Contents for Daikin DC6TE Series
- Page 1 Daikin brand products. Within or repair the equipment specified in this manual without the website, please select the residential or commercial...
- Page 2 WARNING WARNING Do not operate the compressor(s) without the terminal Do not use means to accelerate defrosting process or to plug fully engaged or the terminal cover properly clean, other than those recommended by the manufacturer. installed. Get away if unusual sounds are heard from within The appliance shall be stored in a room without the compressor.
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Page 3: Installation Clearances
Refer to the unit Specification Sheet for the recommended WARNING indoor model selection. NOTE: This unit must be used with a purchased two stage room thermostat with 24 VAC control circuitry. Hermetic compressor electrical terminal venting can be dangerous. In certain circumstances, the terminal may be expelled, venting the refrigerant vapor and compressor Outdoor units are approved for operation above 55°F in oil contained within the compressor housing and system. -
Page 4: Rooftop Installations
This unit can be located at ground floor level or on flat Use field-supplied spreader bars when lifting the unit to roofs. At ground floor level, the unit must be on a solid, minimize the possibility of lifting cable/straps damage. To level foundation that will not shift or settle. -
Page 5: Burying Refrigerant Lines
CAUTION The compressor POE oil for R-32 units is extremely susceptible to moisture absorption and could cause compressor failure. Do not leave system open to atmosphere any longer than necessary for installation. Refrigerant Lines NOTE: For improved refrigerant management, equip the liquid line with a field-supplied liquid line solenoid. -
Page 6: Refrigerant Line Connections
Refrigerant Line Connections areas. If leaks are found, repair them. After repair, repeat the pressure test. If no leaks exist, proceed to system IMPORTANT: To avoid overheating the service valve, TXV evacuation. valve, or filter drier while brazing, wrap the component with a wet rag, or use a thermal heat trap compound as System Evacuation recommended by the compound manufacturer. -
Page 7: Accessory Installation
THE FOLLOWING INSTRUCTIONS ARE MANDATORY FOR A2L SYSTEMS AND SUPERSEDE OTHER INSTRUCTIONS WARNING ONLY BRAZING TECHNIQUES AND APPROVED MECHANICAL JOINTS SHOULD BE USED TO CONNECT REFRIGERANT TUBING CONNECTIONS. NON-APPROVED MECHANICAL CONNECTORS AND OTHER METHODS ARE NOT PERMITTED IN THIS SYSTEM CONTAINING A2L REFRIGERANT. APPROVED MECHANICAL JOINTS WILL BE DETAILED IN THE PRODUCT'S SPECIFICATION SHEETS. - Page 8 ALTITUDE ADJUSTMENT FACTOR TO CALCULATE MINIMUM ROOM AREA The Indoor equipment mitigation requirements are calculated at sea level. For higher altitudes adjust the minimum room area specified on or near the Serial Plate or in the installation instruction manual by the corresponding altitude adjustment factor shown below.
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Page 9: Electrical Connections
Electrical Connections MAXIMUM ALLOWABLE LENGTH IN FEET TO LIMIT VOLTAGE DROP TO 2% (COPPER CONDUCTOR) WARNING Wire Minimum Circuit Ampacity (MCA) Size HIGH VOLTAGE! (AWG) Disconnect ALL power sources. Multiple power sources may be present. Failure to do so may cause property damage, personal injury or death due to electric shock. -
Page 10: High Voltage Connections
Run all line voltage wiring and conduit from the service disconnect box to the unit. Refer to the NEC (USA) or CEC (Canada) codes for the correct size conduit based on the wire size. The conduit enters the control box through the hole provided in the bottom. -
Page 11: Troubleshooting
Charge Verification Expansion Valve Indoors TXV Adjustment At stabilized full load cooling conditions and with an WARNING outdoor temperature of 60°F or higher, the system should have from 13°F to 15°F subcooling. For a proper subcooling reading, measure the refrigerant pressure REFRIGERANT UNDER PRESSURE! •... -
Page 12: Control Box Components
CONTROL BOX COMPONENTS Status Lead Lag Board Low Voltage Transformer Compressor 2 contactor Compressor 1 (closest to control box) Contactor RED LED’S STATUS FLASHING PATTERNS MODE FLASHING PATTERN 1 Normal Mode (with oil returned enabled) Continuous Blink LED 2 Normal Mode (with oil return disabled) Solid LED Lead/Lag Control Board The Lead/Lag board will provide control logic to the compressors. - Page 13 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 condenser 2. Make certain that coil is not fouled in any way, or that air coil.
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Page 14: 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 15 PAGE LEFT INTENTIONALLY BLANK.
- Page 16 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.
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