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Summary of Contents for Sinclair ASC-12BI2
- Page 1 Installation Manual | - - Ver. 25 04 2022 UNI SPLIT SERIES CASSETTE UNITS ASC-12BI2 ASC-36BI2 ASC-18BI2 ASC-42BI2 ASC-24BI2 ASC-48BI2 ASC-30BI2 ASC-60BI2...
- Page 2 I M P O R T A N T N O T E : Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
- Page 3 To Users Thank you for selecting Sinclair product. Please read this instruction manual carefully before installing and using the product, so as to master and correctly use the product. In order to guide you to correctly install and use our...
- Page 4 Exception Clauses Manufacturer will bear no responsibilities when personal injury or property loss is caused by the following reasons: Damage the product due to improper use or misuse of the product. Alter, change, maintain or use the product with other equipment without abiding by the instruction manual of manufacturer.
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Page 5: Table Of Contents
Contents 1 Safety Notices (Please be sure to abide them) ....1 2 Installation ................5 2.1 Installation Preparation ............5 2.2 Unit Installation ..............16 2.3 Electrical Installation ............. 36 2.4 Check after Installation ............46 2.5 Product Operating Range ............. 46 2.6 Test Running ................. -
Page 6: Safety Notices (Please Be Sure To Abide Them)
DC Inverter UNI SPLIT Series Cassette Type Unit 1 Safety Notices (Please be sure to abide them) SPECIAL WARNING: Be sure to comply with national gas regulations. Do not pierce or burn. Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer. - Page 7 DC Inverter UNI SPLIT Series Cassette Type Unit Before installing the air conditioner, please read the instruction manual. Before repairing the air conditioner, please read the instruction manual. The figures in this manual may be different with the material objects, please refer to the material objects for reference.
- Page 8 DC Inverter UNI SPLIT Series Cassette Type Unit WARNING! (8) During installation, use the specialized accessories and components, otherwise water leakage, electric shock or fire hazard may occur. (9) Please install the air conditioner in a secure place that can withstand the weight of air conditioner.
- Page 9 DC Inverter UNI SPLIT Series Cassette Type Unit NOTES! (1) Do not put a finger or other objects into the air inlet or air return grill. (2) Please adopt safety protection measures before touching the refrigerant pipe, otherwise your hands may be hurt. (3) Please arrange the drain pipe according to the instruction manual.
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Page 10: Installation
DC Inverter UNI SPLIT Series Cassette Type Unit 2 Installation 2.1 Installation Preparation 2.1.1 Notice on Installation Notice on Refrigerant Concentration before Installation. This air conditioner uses R32 refrigerant. The construction area for installation, operation and storage of the air conditioner must be larger than the minimum construction area. - Page 11 DC Inverter UNI SPLIT Series Cassette Type Unit Ceiling type Wall mounted type Floor standing type Weight Area Weight Area Weight Area (kg) (m²) (kg) (m²) (kg) (m²) 6.54 9.76 87.9 7.38 11.0 99.2 8.27 12.4 9.22 13.8 10.2 15.3 11.3 16.8 12.4...
- Page 12 DC Inverter UNI SPLIT Series Cassette Type Unit Please use the charging machine specialized for R32 refrigerant before charging, keep the refrigerant tank in an upright position. After charging, stick a label on the air conditioner saying no excessive charging. The following tools will be used: 1) Liquid-level gauge;...
- Page 13 DC Inverter UNI SPLIT Series Cassette Type Unit be at least 1m from television and radio. This is to prevent image interference or noise (Even at a distance of 1m, a very strong electric wave may still generate noise). Selection of Installation Location for Outdoor Unit (Select a location pursuant to the following condition).
- Page 14 DC Inverter UNI SPLIT Series Cassette Type Unit Indoor Unit ASC-12BI2; ASC-18BI2 Unit: mm Dimensions Model ASC-12BI2 ASC-18BI2...
- Page 15 DC Inverter UNI SPLIT Series Cassette Type Unit ASC-24BI2, ASC-36BI2 ASC-42BI2, ASC-48BI2 Unit：mm Dimensions Model ASC-24BI2 ASC-36BI2 ASC-42BI2 ASC-48BI2 NOTES! (1) Drilling of ceiling opening and installation of air conditioner must be performed by professionals! (2) Please refer to the installation cardboard for the dimension of drilling hole of lifting screw of cassette unit.
- Page 16 DC Inverter UNI SPLIT Series Cassette Type Unit Outdoor Unit ASGE-12BI2, ASGE-18BI2, ASGE-24BI2, ASGE-36BI2, ASGE-36BI2-3, ASGE-42BI2, ASGE-42BI2-3 ASGE-48BI2-3 Unit: mm Dimensions Model ASGE-12BI2 ASGE-18BI2 ASGE-24BI2 ASGE-36BI2 1020 1020 ASGE-36BI2-3 ASGE-42BI2 1020 ASGE-42BI2-3 1020 ASGE-48BI2-3 1020...
- Page 17 DC Inverter UNI SPLIT Series Cassette Type Unit 2.1.4 Diagram of Unit Installation Space and Location Diagram of installation space and location for outdoor unit (Notice: for best performance of the outdoor unit, make sure its installation space conforms to the following installation dimensions). When one outdoor unit is to be installed.
- Page 18 DC Inverter UNI SPLIT Series Cassette Type Unit When two or more outdoor units are to be installed side by side. Unit:mm (mm) ≥300 ≥300 ≥1000 A,B,C — — — ≥300 ≥300 ≥1000 ≥1000 A,B,C,E — — ≥2000 — — —...
- Page 19 DC Inverter UNI SPLIT Series Cassette Type Unit When outdoor units are installed in rows. Unit:mm (mm) ≤1/2H b≥250 ≤H b≥300 1/2H<H >H Prohibited...
- Page 20 When outdoor units are installed one above another. Unit:mm Diagram of installation location and space for indoor unit (Notice: for the best performance of indoor unit, make sure its installation space conforms to the following installation dimensions). Unit:mm Model H(mm) ASC-12BI2 ASC-18BI2 ASC-24BI2 23 5 ASC-36BI2 ASC-42BI2...
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Page 21: Unit Installation
DC Inverter UNI SPLIT Series Cassette Type Unit Model H(mm) ASC-48BI2 2.2 Unit Installation 2.2.1 Indoor Unit Installation In order to make the front panel cover 20mm of the ceiling, the distance between the ceiling and the unit should be 35mm or less. If the distance between the ceiling and the unit is above 35mm, add some ceiling material to shorten the distance. - Page 22 DC Inverter UNI SPLIT Series Cassette Type Unit (2) Installing the Main Body Unit. 1) Install the hoisting stand on the hoisting screw by using nuts and gaskets at both the upper and lower sides of the hoisting stand. To prevent the gasket from breaking off, a gasket anchor board can be helpful.
- Page 23 DC Inverter UNI SPLIT Series Cassette Type Unit 2.2.1.2 Leveling The water level test must be done after installing the indoor unit to make the unit is horizontal, as shown below. 2.2.2 Outdoor Unit Installation If the outdoor unit is installed on a solid ground such as concrete, use M10 screw bolts and nuts to secure the unit and make sure the unit stands erect and level.
- Page 24 DC Inverter UNI SPLIT Series Cassette Type Unit 2.2.3 Connection Pipe Installation 2.2.3.1 Installation Notice and Requirement on Connection Pipe Installation of Ordinary Nut and Tamperproof box. Unfold the connecting pipe and bend the connecting pipe according to the required length. Open the nut cover on the indoor unit’s pipe and align the conical mouth of the connecting pipe with the center of the indoor unit’s pipe.
- Page 25 Pipe(inch) Maximum between pipe length indoor and Liquid Model outdoor units Gas pipe pipe Φ3/8 ASC-12BI2 Ф1/4 Φ1/2 ASC-18BI2 ASC-24BI2 ASC-36BI2 Φ3/8 Φ5/8 ASC-42BI2 ASC-48BI2 Connection pipe should adopt water-proof insulating material. Its wall thickness should be 0.5-1.0mm and the pipe wall should be able to withstand 6.0MPa. The longer the connection pipe is, the worse cooling and heating performance it has.
- Page 26 DC Inverter UNI SPLIT Series Cassette Type Unit Outdoor unit is above the indoor unit. It’s necessary to add oil return bend and non-return bend at the lowest and highest position of the vertical pipe, as shown below: Dimensions for the making of oil return bend are as follows: A(inch) B(mm) C(mm)
- Page 27 DC Inverter UNI SPLIT Series Cassette Type Unit Remove the cut-off valve of outdoor unit and take out the flare nut from the bag of indoor unit accessories. Then fit the flare nut on the pipe and use a flaring tool to flare the mouth of connection pipe. Check whether the flaring part has cracked (see the figure below).
- Page 28 DC Inverter UNI SPLIT Series Cassette Type Unit 2.2.3.4 Connection Pipe of Indoor and Outdoor Units NOTES! (1) Connect the pipe to the unit. Please follow the instructions stated in the figures below. Use both spanner and torque wrench. (2) When connecting the tapered screw nut, first apply chilled machine oil on its inner and outer surface and then screw it up for 3~4 circles.
- Page 29 DC Inverter UNI SPLIT Series Cassette Type Unit Pipe diameter (inch) Tightening torque (N·m) Ф1/4 15-30 Ф3/8 35-40 Ф1/2 45-50 Ф5/8 60-65 Ф3/4 70-75 Ф7/8 80-85 Screw on the flare nut of the flaring connecting pipe on the outdoor unit valve. The method of screwing the flare nut is the same with that for indoor unit.
- Page 30 Meanwhile, the switch at the high pressure side of the manifold valve assembly should be kept closed, otherwise evacuation would fail. The evacuation duration depends on the unit’s capacity generally. Model Time(min) ASC-12BI2 ASC-18BI2 ASC-24BI2 ASC-36BI2 ASC-42BI2 ASC-48BI2 And verify if the pressure gauge at the low pressure side of the manifold valve assembly reads -0.1MPa (-750mmHg), if not, it indicates there is leak somewhere.
- Page 31 DC Inverter UNI SPLIT Series Cassette Type Unit Place back the caps of the liquid valve, gas valve and also the service port. NOTE: For large-size units, there are maintenance ports for liquid valve and gas valve. During evacuation, you may connect the two hoses of the branch valve assembly to the maintenance ports to speed up the evacuation.
- Page 32 DC Inverter UNI SPLIT Series Cassette Type Unit 2.2.5 Refrigerant Adding NOTE! Before and during operation, use an appropriate refrigerant leak detector to monitor the operation area and make sure the technicians can be well aware of any potential or actual leakage of inflammable gas. Make sure the leak detecting device is applicable to inflammable refrigerant.
- Page 33 DC Inverter UNI SPLIT Series Cassette Type Unit (3) Keep piping as short as possible and slope it downwards at a gradient of at least 1/100 so that air may not remain trapped inside the pipe. (4) If the drain pipe can’t be installed at a proper inclination, then add drain lift pipe.
- Page 34 Grey tape pipe. ① Metal clamp ② Insulation sponge Indoor Unit A mm ASC-12BI2 ASC-18BI2 ASC-24BI2 ≤15 ASC-36BI2 ASC-42BI2 ASC-48BI2 2.2.6.2 Outdoor Side Drain Pipe If the outdoor unit is underneath the indoor unit, arrange the pipeline according to the following diagram.
- Page 35 DC Inverter UNI SPLIT Series Cassette Type Unit If the outdoor unit is above the indoor unit, arrange the pipeline according to the following diagram. Wind the insulating tape from bottom to top. The whole pipeline should be wound together to avoid water returning to the room.
- Page 36 DC Inverter UNI SPLIT Series Cassette Type Unit Unit:mm If multiple drain pipes are to be converged, please install according to the following process. Make sure the main drain pipe is laid downward at a certain angle: Unit: mm NOTICE: Specifications of the converging drain pipes should be applicable to the operating capacity of the units.
- Page 37 DC Inverter UNI SPLIT Series Cassette Type Unit 2.2.6.4 Check Drainage After the pipeline work is finished, check whether the drainage can go smoothly. Add slowly about 1L of water into the water tray. After the electric circuit is completed, check the drainage condition during refrigerating operation. NOTE：Connect the wires by referring to the circuit diagram.
- Page 38 DC Inverter UNI SPLIT Series Cassette Type Unit See the following diagram for the method of water filling. Unit: mm 2.2.7 Installing the Front Panel As shown below, take off the 4 corner covers from the front panel and loose the hexagon screw bolts on the 4 fasteners to the maximum.
- Page 39 DC Inverter UNI SPLIT Series Cassette Type Unit NOTICE: (1) Improper screw looseness will lead to the following problem. (2) After the screws are tightened, if there is still a gap between the ceiling and the decorative front panel, adjust the height of the unit again (as shown below).
- Page 40 DC Inverter UNI SPLIT Series Cassette Type Unit (3) After installing the front panel, make sure there’s no gap between the unit and the front panel. (4) Circuit of the decorative front panel. (5) Connect the front panel to the main body through the corresponding slots. Match the slots according to their different size.
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Page 41: Electrical Installation
DC Inverter UNI SPLIT Series Cassette Type Unit WARNING! After installing the panel, the insulated protective cover with the thickness of 1mm shall be used to wrap the wiring terminal, Tighten the insulated glue cover on both sides with bonding tie to fix it. 2.3 Electrical Installation 2.3.1 Requirement and Notice on Electrical Installation WARNING:... - Page 42 Do not change the power cables arbitrarily. Do not change the length and terminals of the power cables. If you want to change the power cables, please contact Sinclair’s local service center. ⑪ Wiring terminals should be connected firmly to the terminal board.
- Page 43 DC Inverter UNI SPLIT Series Cassette Type Unit Circuit Min. sectional Power supply breaker area of power Model capacity cord V/Ph/Hz mm² ASGE-36BI2-3 380-415V ~50/60Hz ASGE-42BI2-3 ASGE-48BI2-3 NOTES: ① Fuse is located on the main board. ② Install a circuit breaker near the outdoor units with at least 3mm contact gap.
- Page 44 DC Inverter UNI SPLIT Series Cassette Type Unit 2.3.3 Connection of Power Cord and Communication Cord For solid wires (as shown below): Use wire cutters to cut off the wire end and then peel away about 25mm of the insulation layer. Use a screwdriver to unscrew the terminal screw on the terminal board.
- Page 45 The magnetic ring should be fixed reliably by cable tie. The engineering wires and buckle magnetic ring are not allowed to touch sharp edges. (Note：Only for ASC-12BI2, ASC-18BI2, ASC-48BI2 units.) Buckle magnetic ring shall be added in the power line communication cord of outdoor and indoor unit.
- Page 46 DC Inverter UNI SPLIT Series Cassette Type Unit (Note ： Only for ASGE-48BI2-3 units.) WARNING! Before working, please check whether the indoor and outdoor units are powered on. Match the terminal numbers and wire colors with the colors indicated in the indoor unit.
- Page 47 DC Inverter UNI SPLIT Series Cassette Type Unit Wire between indoor and outdoor units. Single-phase unit: ASGE-12BI2, ASGE-18BI2, ASGE-24BI2 ASGE-36BI2, ASGE-42BI2 ASC-12BI2+ASGE-12BI2 ASC-18BI2+ASGE-18BI2 ① Power cords 3×1.5mm² ② Power cords 4×1.0mm² ③ Communication cords 2×0.75mm² ASC-24BI2+ASGE-24BI2 ① Power cords 3×2.5mm²...
- Page 48 DC Inverter UNI SPLIT Series Cassette Type Unit ASC-36BI2+ASGE-36BI2 ASC-42BI2+ASGE-42BI2 ① Power cords 3×4.0mm² ② Power cords 4×1.0mm² ③ Communication cords 2×0.75mm² Three-phase unit: ASGE-36BI2-3, ASGE-42BI2-3, ASGE-48BI2-3 ASC-36BI2+ASGE-36BI2-3 ASC-42BI2+ASGE-42BI2-3 ASC-48BI2+ASGE-48BI2-3 ① Power cords 5×1.5mm² ② Power cords 4×1.0mm² ③ Communication cords 2×0.75mm² Electrical wiring of indoor unit and Electrical wiring of outdoor unit.
- Page 49 DC Inverter UNI SPLIT Series Cassette Type Unit WARNING! Ground the indoor and outdoor units through connecting the ground wire. The units should comply with applicable local and national rules and regulations on power consumption. When connecting the power cord, make sure the phase sequence of the power supply matches with the corresponding terminals, otherwise the compressor will get reversed and operate abnormally.
- Page 50 DC Inverter UNI SPLIT Series Cassette Type Unit Wire routing of outdoor unit： ASGE-12BI2, ASGE-18BI2, ASGE-24BI2 ASGE-36BI2, ASGE-42BI2 ASGE-36BI2-3, ASGE-42BI2-3, ASGE-48BI2-3...
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Page 51: Check After Installation
DC Inverter UNI SPLIT Series Cassette Type Unit 2.4 Check after Installation Check Items after Installation Possible events due to improper Check items installation The unit may fall down, vibrate or Is the main body installed securely? produce noise. Cooling capacity may become Did you do water leakage test? unsatisfactory. - Page 52 DC Inverter UNI SPLIT Series Cassette Type Unit Operation after connecting the power. If all the above works are finished, power on the unit. If the outside temperature is more than 30°C, heating mode can’t be enabled. Make sure the indoor and outdoor units can run normally. If there’s sound of liquid shock when the compressor is running, then stop the air conditioner immediately.
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Page 53: Product Introduction
DC Inverter UNI SPLIT Series Cassette Type Unit 3 Product Introduction 3.1 Overall Layout NOTE: The connection pipe, drain pipe, power cord for this unit should be prepared by the user. -
Page 54: Standard Accessories
Heat-Shringkable Connect the front panel Bushing to the main body To prevent the communication wire from reaching out the electric Flannelette raceway (only ASC-12BI2, ASC-18BI2) Connect the panel and Bolt Assembly body(only ASC-12BI2, ASC-18BI2) For engineering installation. Buckle magnetic (only ASC-12BI2,... -
Page 55: Installation Of Controller
DC Inverter UNI SPLIT Series Cassette Type Unit Outdoor Unit Accessories Name Appearance Q'ty Usage 0 or 3 or To plug the unused Drain Plug 4 or 5 drain hole Drainage To connect with the Connector hard PVC drain pipe For engineering Buckle magnetic installation. - Page 56 DC Inverter UNI SPLIT Series Cassette Type Unit Problem Cause Corrective measure Doors or windows are open. Close them. Exposed under direct Put on curtains or louvers in front sunshine of the windows. Too many heat sources in the Remove unnecessary heat cooling or room.
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Page 57: Error Code
NOTE: Check the above items and adopt the corresponding corrective measures. If the air conditioner continues to function poorly, please stop the air conditioner immediately and contact Sinclair’s authorized local service center. Ask our professional service staff to check and repair the unit. - Page 58 DC Inverter UNI SPLIT Series Cassette Type Unit Error Error Error Error code code ODU error, for specific error Outdoor fan current detection please see the status of ODU circuit error main board indicator Outdoor fan out-of-step Driver reset protection protection Wired controller and indoor unit Compressor phase over-current...
- Page 59 DC Inverter UNI SPLIT Series Cassette Type Unit Error Error Error Error code code Refrigerant lack protection or DC indoor fan Phase-loss compressor low pressure protection protection Compressor air discharge high- DC indoor fan driver reset temperature protection protection ODU and IDU communication DC indoor fan over-current error protection...
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Page 60: Unit Maintenance
DC Inverter UNI SPLIT Series Cassette Type Unit Error Error Error Error code code Outdoor fan overcurrent Outdoor fan 2 error protection Outdoor ambient temperature abnormal(Temperature high Compressor startup failure opening heat mode or temperature over low open refrigeration mode) NOTE: When the unit is connected with the wired controller, the error code will be simultaneously shown on it. - Page 61 DC Inverter UNI SPLIT Series Cassette Type Unit How to clean the air filter 4) Disassemble filter screenDraw out the filter screen and remove it. (3) Disassemble the air purifier Remove purifier after removing the fixed screws on it. (4) Cleaning the filer screen Use vacuum cleaner to remove dust or rinse the filter.
- Page 62 DC Inverter UNI SPLIT Series Cassette Type Unit 5.3.2 Clean Air Intake Grill How to clean the air intake grill Same with step 1 in “Clean Air Filter”. (1) Open the air intake grill. Same with step 2 in “Clean Air Filter”. (2) Take out the air filter.
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Page 63: Notice On Maintenance
If the outdoor unit is rusty, coat the rusty location with paint to prevent it from expanding. 5.3.7 Components Replacement Components are available in Sinclair agency or Sinclair distributors nearby. 5.4 Notice on Maintenance 5.4.1 Information on Servicing The manual shall contain specific information for service personnel who shall be instructed to undertake the following when servicing an appliance that employs a flammable refrigerant. - Page 64 DC Inverter UNI SPLIT Series Cassette Type Unit 5.4.1.4 Checking for Presence of Refrigerant The area shall be checked with an appropriate refrigerant detector prior to and during work, to ensure the technician is aware of potentially flammable atmospheres. Ensure that the leak detection equipment being used is suitable for use with flammable refrigerants, i.e.
- Page 65 DC Inverter UNI SPLIT Series Cassette Type Unit The charge size is in accordance with the room size within which the refrigerant containing parts are installed. The ventilation machinery and outlets are operating adequately and are not obstructed. If an indirect refrigerating circuit is being used, the secondary circuit shall be checked for the presence of refrigerant.
- Page 66 DC Inverter UNI SPLIT Series Cassette Type Unit on electrical components, the casing is not altered in such a way that the level of protection is affected. This shall include damage to cables, excessive number of connections, terminals not made to original specification, damage to seals, incorrect fitting of glands, etc.
- Page 67 DC Inverter UNI SPLIT Series Cassette Type Unit Remove refrigerant. Purge the circuit with inert gas. Evacuate. Purge again with inert gas. Open the circuit by cutting or brazing. The refrigerant charge shall be recovered into the correct recovery cylinders. The system shall be “flushed”...
- Page 68 DC Inverter UNI SPLIT Series Cassette Type Unit practice that all refrigerants are recovered safely. Prior to the task being carried out, an oil and refrigerant sample shall be taken in case analysis is required prior to re- use of reclaimed refrigerant. It is essential that electrical power is available before the task is commenced: Become familiar with the equipment and its operation.
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Page 69: After-Sales Services
When oil is drained from a system, it shall be carried out safely. 5.5 After-Sales Services Any quality or other issues encountered in the purchased air conditioner, please contact the local Sinclair after-sales service department. - Page 70 Great Britain www.sinclair-world.com This product was manufactured in China (Made in China). R E P R E S E N T A T I V E SINCLAIR Global Group s.r.o. Purkynova 45 612 00 Brno Czech Republic T E C H N I C A L S U P P O R T SINCLAIR Global Group s.r.o.
- Page 71 N O T E S...
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