Table of Contents
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DMVE* / DFVE*
1 Important Safety Instructions ........................................................... 2
2 Shipping Inspection ........................................................................... 3
2.1 Parts .................................................................................................... 3
2.2 Handling .............................................................................................. 3
3 Codes & Regulations ......................................................................... 3
4 Replacement Parts............................................................................. 3
5
Pre-Installation Considerations ....................................................... 3
5.1 Preparation .......................................................................................... 3
5.2 System Matches .................................................................................. 3
5.3 Interconnecting Tubing ........................................................................ 4
5.4 Clearances .......................................................................................... 4
5.5 Horizontal Applications ........................................................................ 4
5.6 Access ................................................................................................. 4
6
Installation Location ......................................................................... 4
6.1 Upflow Installation ............................................................................... 4
6.2 Horizontal Left Installation ................................................................... 4
6.3 Downflow/Horizontal Right Installation ................................................ 8
7 Refrigerant Lines ............................................................................... 8
7.1 Tubing Size .......................................................................................... 8
7.2 Tubing Preparation .............................................................................. 8
7.3 Tubing Connections ............................................................................. 9
8 Condensate Drain Lines .................................................................... 9
9 Ductwork........................................................................................... 10
9.1 Return Ductwork ................................................................................ 10
10 Return Air Filters ............................................................................ 10
11 Electric Heat ................................................................................... 10
12 Electrical and Control Wiring ........................................................ 12
12.1 Building Electrical Service Inspection .............................................. 12
12.2 Wire Sizing ...................................................................................... 12
12.3 Maximum Overcurrent Protection (MOP) ........................................ 12
12.4 Electrical Connections - Supply Voltage ......................................... 12
12.4.1 Air Handler Only (Non-Heat Kit Models) ....................................... 12
12.4.2 Air Handler - Non-Circuit Breaker Heat Kits ................................. 13
12.4.3 Air Handler With Circuit Breaker Heat Kit ..................................... 13
12.5 Low Voltage Connections ................................................................ 13
13 Achieving 1.4% & 2% Low Leakage Rate .................................... 13
14 Airflow Trim .................................................................................... 13
15 Miscellaneous Start-Up Checklist ................................................ 13
15.1 Auxiliary Alarm Switch ..................................................................... 14
15.2 Circulator Blower ............................................................................. 14
15.3 Motor Orientation ............................................................................. 15
15.4 Accessory Contacts ......................................................................... 15
16 Troubleshooting .............................................................................. 16
16.1 Electrostatic Discharge (ESD) Precautions ................................... 16
16.2 Diagnostic Chart ............................................................................. 16
16.3 Fault Recall..................................................................................... 16
17 Fully Communicating Daikin System ............................................ 16
17.1 Overview.......................................................................................... 16
17.2 Airflow Consideration ....................................................................... 17
17.3 Thermostat Wiring ........................................................................... 17
17.3.1 Two-Wire Outdoor and Four-Wire Indoor Wiring .......................... 17
17.4 Network Troubleshooting ................................................................. 17
17.5 System Troubleshooting .................................................................. 17
Troubleshooting .................................................................................... 20
Diagnostic Codes .................................................................................. 22
Setting The Mode Display ..................................................................... 23
Wiring Diagram ...................................................................................... 25
Routine Maintenance ............................................................................ 26
Start-Up Checklist ................................................................................. 27
Our continuing commitment to quality products may mean a change in specifications without notice.
© 2022-2023
IOD-4039A
08/2023
(EEV SERIES AIR HANDLERS)
19001 Kermier Rd., Waller, TX 77484
www.daikincomfort.com
INSTALLATION INSTRUCTIONS
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.
RECOGNIZE THIS SYMBOL
AS A SAFETY PRECAUTION.
NOTICE
If an "Ed" error is encountered
on startup, verify that the electric
heater DIP switches have been
set to the appropriate heater size.
See Tables 9 and 10 for the heater
kit airflow delivery and DIP switch
settings.
WARNING
WARNING
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Table of Contents
Troubleshooting
Related Manuals for Daikin DFVE36CP1400
Summary of Contents for Daikin DFVE36CP1400
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Page 1: Table Of Contents
16 Troubleshooting ................16 16.1 Electrostatic Discharge (ESD) Precautions ........16 16.2 Diagnostic Chart ................16 16.3 Fault Recall..................16 17 Fully Communicating Daikin System ..........16 17.1 Overview..................16 17.2 Airflow Consideration ............... 17 17.3 Thermostat Wiring ................17 17.3.1 Two-Wire Outdoor and Four-Wire Indoor Wiring ......17 NOTICE 17.4 Network Troubleshooting .............. -
Page 2: Important Safety Instructions
1 IMPORTANT SAFETY INSTRUCTIONS WARNING The following symbols and labels are used throughout this manual to indicate immediate or potential safety hazards. It is Do not connect to or use any device that is not design cer- the owner’s and installer’s responsibility to read and comply tified by the manufacturer for use with this unit. -
Page 3: Shipping Inspection
Report any missing components instructions for the installation prior to installing product. immediately to Daikin or to the distributor. Use only Make sure each step or procedure is understood and factory authorized replacement parts (see Section 4). -
Page 4: Interconnecting Tubing
5.3 Interconnecting Tubing Minor field modifications are necessary to convert to Give special consideration to minimize the length of downflow or horizontal right as indicated in below sections. refrigerant tubing when installing air handlers. Refer For DFVE* installations in areas where the return air to outdoor AIR CONDITIONING OR HEAT PUMP enviroment sees humidity levels above 65% relative INSTALLATION &... - Page 5 HHK0001 HHK0002 HHK0003 High Humidity Kit High Humidity Kit High Humidity Kit DFVE36CP1400 DFVE24BP1400 DFVE42CP1400 DFVE60DP1400 DFVE48DP1400 HIGH HUMIDITY KIT Table 1 CMK0008 CMK0009 CMK0010 CMK0011 Condensate Kit Condensate Kit Condensate Kit Condensate Kit DMVE24BP1400 DMVE36CP1400 DMVE48DP1400 DMVE60DP1400 CMK0015 CMK0016 CMK0017 Condensate Kit Condensate Kit...
- Page 6 SIDE DRAIN PAN DPK1 DRAIN PLUG MAIN DRAIN PAN COIL ACCESS PANEL Figure 1-1 WIRE TIE LOCATION TO BE REMOVED Figure 2-1 Screw mount Screw wire tie (Side view) (Front view) Detail D Screw mount wire tie Sensor wires (15 mm ) Screw Screw mount...
- Page 7 HORIZONTAL LEFT Figure 5 HORIZONTAL RIGHT Figure 6 UPFLOW DOWNFLOW Figure 3 Figure 4 Upper Tie Plate Control Deck Blower Access Panel Coil Downflow Tubing Access Bracket Panel Panel Center Support Filter Bracket Filter Access Panel INTERNAL PART TERMINOLOGY EXTERNAL PART TERMINOLOGY Figure 7 Figure 8 NOTE: If removing only the coil access panel from the unit, the filter access panel must be removed first.
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Page 8: Downflow/Horizontal Right Installation
“sweating”, the mandatory downflow kit ports located on bottom drain pan must be plugged (DFK) is available through your local Daikin distributor. and vice versa. Drain ports located at lower elevation The DFK is not supplied with the air handler and is... -
Page 9: Tubing Connections
A secondary condensate drain connection has been CAUTION provided for areas where the building codes require it. Pitch all drain lines a minimum of 1/4” per foot to provide free drainage. Provide required support to the drain line to Applying too much heat to any tube can melt the tube. Torch prevent bowing. -
Page 10: Ductwork
If installing this option, the ONLY heat for shutting off the control voltage should a blocked drain kits that are permitted to be used are the Daikin produced occur. See Auxiliary Alarm Switch section for more details. A HKS and HKTS series. - Page 11 HEAT KIT NOMINAL KW NOTE: For emergency heat, set the dipswitch on PCB. For heating mode, use the thermostat user menu. For installations not indicated above the following formula is to 1000 be used: TR = (kW x 3412) x (Voltage Correction) / (1.08 x CFM) 1200 Where: = Temperature Rise...
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Page 12: Electrical And Control Wiring
12 ELECTRICAL AND CONTROL WIRING Knockouts are provided on the air handler top panel and sides of the cabinet to allow for the entry of the supply IMPORTANT: All routing of electrical wiring must be made voltage conductors, as shown in Figure 14. Separate through provided electrical knockouts. -
Page 13: Air Handler - Non-Circuit Breaker Heat Kits
14 AIRFLOW TRIM 12.4.2 Air Handler - Non-Circuit Breaker Heat Kits A terminal block is provided with the HKS and HKTS kit Indoor airflow can be trimmed up/down through the outdoor to attach the power supply and air handler connections. unit user menu. -
Page 14: Auxiliary Alarm Switch
Figures 15 and 16 for the connection location. the electric heater at two locations of communication thermostat and DIP Switch. Setting with communication thermostat: For a detailed procedure of thermostat heater kit capacity selection process, please visit the Daikin One website at http://www.daikinone.com. -
Page 15: Motor Orientation
Setting with DIP Switch: DFVE* MODELS In the event of loss of communication, emergency mode DIP Switch MODEL can be activated. In emergency mode operation, heater Setting DFVE24BP1400 DFVE36CP1400 DFVE42CP1400 DFVE48DP1400 DFVE60DP1400 kit selection will be driven by the DIP Switch (S9, S10, S11 First Valid Heater Kit and S12) selection from the control board. -
Page 16: Troubleshooting
10A max: 250VAC 17 FULLY COMMUNICATING DAIKIN 5A max: 30VDC Faston Size: 250 SYSTEM NOTE: For a detailed procedure of thermostat commissioning process, please visit the Daikin One+ website at http://www. daikinone.com. ACC-IN ACC-OUT (TB 8) (TB 6) 17.1 Overview... -
Page 17: Airflow Consideration
ECM motor. The ECM motor delivers the requested continuous fan For a fully communicating Daikin system, the indoor unit, airflow. outdoor unit, and thermostat “communicate” digitally with one another. -
Page 18: System Wiring
(Note: The order of the terminals of the indoor unit and the Daikin One+ thermostat may be different.) • Do not attach any wires to the R & C Terminals on the AC/HP, as they are not needed for inverter unit. -
Page 19: Communications Troubleshooting Chart
COMMUNICATIONS TROUBLESHOOTING CHART Indication Possible Causes Corrective Action(s) Notes & Cautions Status None None None None Communi ca ti ons Communi ca ti ons Depres s Lea rn Button Depres s once qui ckl y for ... -
Page 20: Troubleshooting
TROUBLESHOOTING... - Page 21 TROUBLESHOOTING...
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Page 22: Diagnostic Codes
DIAGNOSTIC CODES 7 SEGMENT LED DESCRIPTION OF CONDITION DISPLAY Normal Operation NO HTR KIT INSTALLED - SYSTEM CALLING FOR AUXILIARY HEAT (Minor Error Code) HEATER KIT DIP SWITCHES NOT SET PROPERLY FUSE OPEN AUXILIARY SWITCH OPEN ... -
Page 23: 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 24 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 25: Wiring Diagram
WIRING DIAGRAM NOTE: THESE INSTRUCTIONS ARE SPECIFICALLY FOR DFVE* AND DMVE* 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 208/230 (SEE NOTE 4) HEATER KIT... -
Page 26: 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 premature aluminum evaporator coil failure. Any cleaners that contain corrosive chemicals including, but not limited to, chlorine and hydroxides, should not be used. -
Page 27: Start-Up Checklist
START-UP CHECKLIST Air Handler / Coil Model Number Serial Number ELECTRICAL Line Voltage (Measure L1 and L2 Voltage) L1 - L2 Secondary Voltage (Measure Transformer Output Voltage) R - C Blower Amps Heat Strip 1 - Amps Heat Strip 2 - Amps BLOWER EXTERNAL STATIC PRESSURE Return Air Static Pressure IN. -
Page 28: Customer Feedback
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.
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