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SPLIT-TYPE ROOM AIR CONDITIONER
Installation Manual
ES Series
DA1221-H2-I
DA1821-H2-I
DA2421-H2-I
IMPORTANT NOTE:
Read this manual carefully before installing
or operating your new air conditioning
unit. Make sure to save this manual for
future reference.
DA1221-H2-O
DA1821-H2-O
DA2421-H2-O
CS78421-548-754
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Summary of Contents for DuctlessAire DA1221-H2-O
- Page 1 SPLIT-TYPE ROOM AIR CONDITIONER Installation Manual ES Series DA1221-H2-I DA1221-H2-O DA1821-H2-I DA1821-H2-O DA2421-H2-I DA2421-H2-O CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
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Page 2: Table Of Contents
Table of Contents Installation Manual Safety Precautions......Accessories........6 Installation Summary - Indoor Unit..Unit Parts.......... 10 Indoor Unit Installation..11 1. Select installation location......11 2. Attach mounting plate to wall....12 3. Drill wall hole for connective piping.... 12 4. - Page 3 Refrigerant Piping Connection..25 A. Note on Pipe Length..........25 B. Connection Instructions –Refrigerant Piping..... 25 1. Cut pipe.............. 25 2. Remove burrs............26 3. Flare pipe ends............ 26 4. Connect pipes............. 27 Air Evacuation....29 1. Evacuation Instructions...... 29 2.
- Page 4 Safety Precautions Read Safety Precautions Before Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION. This symbol indicates that ignoring instructions may cause death or serious injury.
- Page 5 WARNING For all electrical work, follow all local and national wiring standards, regulations, and the Installation Manual. You must use an independent circuit and single outlet to supply power. Do not connect other appliances to the same outlet. Insufficient electrical capacity or defects in electrical work can cause electrical shock or fire.
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Page 6: Accessories
Accessories The air conditioning system comes with the following accessories. Use all of the installation parts and accessories to install the air conditioner. Improper installation may result in water leakage, electrical shock and fire, or cause the equipment to fail. Name Shape Quantity... - Page 7 Name Shape Quantity SPLIT-TYPE ROOM AIR CONDITIONER Owner’s Manual ES Series All Model Numbers Owner’s manual CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference. SPLIT-TYPE ROOM AIR CONDITIONER Installation Manual ES Series...
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Page 8: Installation Summary - Indoor Unit
Installation Summary - Indoor Unit 15cm (5.9in) 12cm 12cm (4.75in) (4.75in) 2.3m (90.55in) Select Installation Location Determine Wall Hole Position (Page 11) (Page 12) Attach Mounting Plate Drill Wall Hole (Page 12) (Page 12) Page 8 ... - Page 9 Connect Piping Prepare Drain Hose Connect Wiring (Page 25) (Page 14) (Page 17) Wrap Piping and Cable (Page 18) STEP Mount Indoor Unit (Page 18) Page 9 ...
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Page 10: Unit Parts
Unit Parts Wall Mounting Plate Front Panel Power Cable (Some Units) Louver Drainage Pipe Functional Filter (On Front of Main Filter - Some Units) Signal Cable Refrigerant Piping Remote Control (Some Units) Remote Holder Outdoor Unit Power Cable (Some Units) Fig. -
Page 11: Indoor Unit Installation
Indoor Unit Installation install unit in the following DO NOT Installation Instructions – Indoor locations: Unit Near any source of heat, steam, or combustible gas PRIOR TO INSTALLATION Near flammable items such as curtains or Before installing the indoor unit, refer to the clothing label on the product box to make sure that the model number of the indoor unit matches the... -
Page 12: Attach Mounting Plate To Wall
Refer to the following diagram to ensure proper distance from walls and ceiling: 15cm (5.9in) or more 12cm (4.75in) 12cm (4.75in) or more or more 2.3m (90.55in) or more Fig. 3.1 Step 2: Attach mounting plate to wall Step 3: Drill wall hole for connective piping The mounting plate is the device on which you You must drill a hole in the wall for refrigerant will mount the indoor unit. - Page 13 W all Indoor Outdoor 348.4mm (13.7in) 179mm (7.05in) 101mm (4in) 136mm (5.35in) Indoor unit outline Right rear wall 722mm (28.45in) hole 65mm (2.5in) 426mm (16.8in) 232mm (9.15in) 192mm (7.55in) 128mm (5.05in) Fig.3.2 Fig. 3.2 Indoor unit outline Right rear wall Left rear wall MOUNTING PLATE DIMENSIONS hole 65mm (2.5in)
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Page 14: Prepare Refrigerant Piping
3. Use scissors to cut down the length of the Step 4: Prepare refrigerant piping insulating sleeve to reveal about 15cm (6in) The refrigerant piping is inside an insulating of the refrigerant piping. This serves two sleeve attached to the back of the unit. You must purposes: prepare the piping before passing it through the •... -
Page 15: Connect Drain Hose
Step 5: Connect drain hose PLUG THE UNUSED DRAIN HOLE By default, the drain hose is attached to the left- To prevent unwanted leaks you must plug hand side of unit (when you’re facing the back the unused drain hole with the rubber plug of the unit). - Page 16 BEFORE PERFORMING ELECTRICAL WORK, READ THESE REGULATIONS All wiring must comply with local and national electrical codes, and must be installed by a licensed electrician. All electrical connections must be made according to the Electrical Connection Diagram located on the panels of the indoor and outdoor units. If there is a serious safety issue with the power supply, stop work immediately.
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Page 17: Connect Signal Cable
Step 6: Connect signal cable TAKE NOTE OF FUSE SPECIFICATIONS The signal cable enables communication between The air conditioner’s circuit board (PCB) is the indoor and outdoor units. You must first designed with a fuse to provide overcurrent choose the right cable size before preparing it for protection. -
Page 18: Wrap Piping And Cables
6. Feed the signal wire through this slot, from DO NOT INTERTWINE SIGNAL CABLE WITH the back of the unit to the front. OTHER WIRES 7. Facing the front of the unit, match the wire While bundling these items together, do not colors with the labels on the terminal block, intertwine or cross the signal cable with any connect the u-lug and and firmly screw each... - Page 19 If refrigerant piping is already embedded in Connect drain hose and refrigerant piping the wall, do the following: (refer to Refrigerant Piping Connection section of this manual for instructions). Hook the top of the indoor unit on the upper Keep pipe connection point exposed to hook of the mounting plate.
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Page 20: Outdoor Unit Installation
Outdoor Unit Installation Installation Instructions – Outdoor Unit Step 1: Select installation location Before installing the outdoor unit, you must choose an appropriate location. The following are standards that will help you choose an appropriate location for the unit. Proper installation locations meet the following standards: Meets all spatial requirements shown in ... -
Page 21: Install Drain Joint
If the drain joint comes with a rubber seal SPECIAL CONSIDERATIONS FOR EXTREME (see Fig. 4.4 - A ), do the following: WEATHER Fit the rubber seal on the end of the drain joint If the unit is exposed to heavy wind: that will connect to the outdoor unit. -
Page 22: Anchor Outdoor Unit
Step 3: Anchor outdoor unit The outdoor unit can be anchored to the ground or to a wall-mounted bracket. UNIT MOUNTING DIMENSIONS Air inlet The following is a list of different Air inlet outdoor unit sizes and the distance between their mounting feet. Prepare the installation base of the Air outlet unit according to the dimensions... -
Page 23: Connect Signal And Power Cables
If you will install the unit on a wall-mounted BEFORE PERFORMING bracket , do the following: ELECTRICAL WORK, READ THESE REGULATIONS All wiring must comply with local and CAUTION national electrical codes, and must be Before installing a wall-mounted unit, make installed by a licensed electrician. - Page 24 ATTENTION TO LIVE WIRE WARNING While crimping wires, make sure you clearly BEFORE PERFORMING ANY ELECTRICAL distinguish the Live (“L”) Wire from other wires. OR WIRING WORK, TURN OFF THE MAIN POWER TO THE SYSTEM. WARNING Prepare the cable for connection: ALL WIRING MUST PERFORMED STRICTLY USE THE RIGHT CABLE IN ACCORDANCE WITH THE WIRING...
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Page 25: Refrigerant Piping Connection
Refrigerant Piping Connection Note on Pipe Length The length of refrigerant piping will affect the performance and energy efficiency of the unit. Nominal efficiency is tested on units with a pipe length of 5 meters (16.5ft). Refer to the table below for specifications on the maximum length and drop height of piping. Maximum Length and Drop Height of Refrigerant Piping per Unit Model Model Capacity (BTU/h) -
Page 26: Remove Burrs
DO NOT DEFORM PIPE WHILE CUTTING Flare nut Be extra careful not to damage, dent, or deform the pipe while cutting. This will drastically reduce the heating efficiency of the unit. Copper pipe Step 2: Remove burrs Burrs can affect the air-tight seal of refrigerant piping connection. -
Page 27: Connect Pipes
Place flaring tool onto the form. Instructions for Connecting Piping to Turn the handle of the flaring tool clockwise Indoor Unit until the pipe is fully flared. Align the center of the two pipes that you will Remove the flaring tool and flare form, then connect. - Page 28 Instructions for Connecting Piping USE SPANNER TO GRIP MAIN to Outdoor Unit BODY OF VALVE Torque from tightening the flare nut can snap Unscrew the cover from the packed valve on off other parts of valve. the side of the outdoor unit. (See Fig. 5.9) Valve cover Fig.
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Page 29: Air Evacuation
Air Evacuation Manifold Gauge Compound gauge Pressure gauge -76cmHg High pressure Low pressure valve valve Pressure hose / Charge hose Charge hose Vacuum pump Low pressure valve Fig. 6.1 Deep Vacuum Method The deep vacuum method uses a vacuum pump capable of pulling a vacuum of 500 microns and a vacuum gage capable of accurately measuring this vacuum depth. -
Page 30: Note On Adding Refrigerant
Evacuation Instructions 1. Connect the charge hose of the manifold gauge to service port on the outdoor unit’s low pressure valve. 2. Connect another charge hose from the manifold gauge to the vacuum pump 3. Open the Low Pressure side of the manifold gauge. Keep the High Pressure side closed. 4. -
Page 31: Electrical And Gas Leak Checks
Electrical and Gas Leak Checks WARNING – RISK OF Electrical Safety Checks ELECTRIC SHOCK After installation, confirm that all electrical wiring ALL WIRING MUST COMPLY WITH LOCAL is installed in accordance with local and national AND NATIONAL ELECTRICAL CODES, regulations, and according to the Installation AND MUST BE INSTALLED BY A LICENSED Manual. -
Page 32: Test Run
Test Run Before Test Run List of Checks to Perform PASS/FAIL No electrical leakage Only perform test run after you have completed the following steps: Unit is properly grounded Electrical Safety Checks – Confirm that • the unit’s electrical system is safe and All electrical terminals operating properly properly covered... - Page 33 DOUBLE-CHECK PIPE CONNECTIONS During operation, the pressure of the refrigerant circuit will increase. This may reveal leaks that were not present during your initial leak check. Take time during the Test Run to double-check that all refrigerant pipe connection points do not have leaks. Refer to Gas Leak Check section for instructions.
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Page 34: European Disposal Guidelines
European Disposal Guidelines This appliance contains refrigerant and other potentially hazardous materials. When disposing of this appliance, the law requires special collection and treatment. Do not dispose of this product as household waste or unsorted municipal waste. When disposing of this appliance, you have the following options: •... - Page 35 The design and specifications are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details.
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