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Installation Manual
ComfortStar
CPA3H-09CD(I) (232)
CPA3H-12CD(I) (233)
CPA3H-18CD(I) (234)
CPA3H-24CD(I) (235)
CPA3H-36DU(I) (236)
CPA3H-48DU(I) (237)
CPA3H-60DU(I) (238)
IMPORTANT NOTE:
Read this manual carefully before installing
or operating your new air conditioning unit.
Make sure to save this manual for future
reference.
ROOM AIR CONDITIONER
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）
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Summary of Contents for ComfortStar CPA3H-09CD I
- Page 1 ） ROOM AIR CONDITIONER Installation Manual ComfortStar ® CPA3H-09CD(I) (232) CPA3H-12CD(I) (233) CPA3H-18CD(I) (234) CPA3H-24CD(I) (235) CPA3H-36DU(I) (236) CPA3H-48DU(I) (237) CPA3H-60DU(I) (238) IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future...
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Page 2: Table Of Contents
CONTENTS -------------------------------------------------------------------------------------------------------------------------------------------------------------- SAFETY PRECAUTIONS -------------------------------------------------------------------------------------------------------------------------------------------------------------------- PRODUCT OVERVIEW ----------------------------------------------------------------------------------------------------------------------------------------------- PRODUCTION INST ALLA Tl ON ---------------------------------------------------------------------------------------------------------------------------- REF RIG ERA NT Pl Pl NG CONNECTION ---------------------------------------------------------------------------------------------------------------------------------------------------------------- WI RI NG PRECAUTIONS ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Al R EV ACUA Tl ON ----------------------------------------------------------------------------------------------------------------------------------- NOTE ON ADD ING REFRIGERANT ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- TEST RUN CO MM ISION... -
Page 3: Safety Precautions
SAFETY PRECAUTIONS It is really important that you read Safety Precautions Before Operation and 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. Explanation of Symbols WARNING This symbol indicates the possibility of personnel injury or loss of... - Page 4 WARNINGS FOR PRODUCT INSTALLATION • Turn off the air conditioner and disconnect the power before performing any installation or repairing. Failure to do so can cause electric shock. • Installation must be performed by an authorized dealer or specialist. Defective installation can cause water leakage, electrical shock, or fire.
- Page 5 Room size restriction The appliances are connected via an air duct system to one or more rooms, the bottom of the air outlet of the air duct in the room should be at a height>7.3ft/2.2m from the floor. In UL/CSA 60335-2-40, the R454B refrigerant belongs to mildly flammable refrigerants, which will limit the room area of the system service.
- Page 6 • It is a permanent opening. • It extends to the floor. • It is intended for people to walk through. For fixed appliances, the area of the adjacent rooms, on the same floor, connected by permanent opening in the walls and/or doors between occupied spaces, including gaps between the wall and the floor, can be considered a single room when determining compliance to Amin, provided all of the following are met.
- Page 7 • The room into which refrigerant can leak, plus the connected adjacent room (s) shall have a total area of not less than TAmin. <'. 50% of Anvm1n 2:20mm • The room area in which the unit is installed shall be not less than 20 %TAmin.
- Page 8 When the unit detects a refrigerant leak, the minimum airflow of the indoor unit is as follows: Model Nominal air 647CFM 1176CFM 2000CFM 324CFM 382CFM 824CFM 1588CFM volume 550m 650m /h 1100m 1400m /h 2000m /h 2700m /h 3400m ． .
- Page 9 2. When a FLAMMABLE REFRIGERANT is used, the requirements for installation space of appliance and/or ventilation requirements are determined according to - the mass charge amount (M) used in the appliance, - the installation location, - the type of ventilation of the location or of the appliance. - piping material, pipe routing, and installation shall include protection from physical damage in operation and service, and be in compliance with national and local codes and standards, such as ASHRAE 15, IAPMO Uniform...
- Page 10 4. Ventilated area Ensure that the area is in the open or that it is adequately ventilated before breaking into the system or conducting any hot work. A degree of ventilation shall continue during the period that the work is carried out. The ventilation should safely disperse any released refrigerant and preferably expel it externally into the atmosphere.
- Page 11 and finally pulling down to a vacuum (optional for A2L). This process shall be repeated until no refrigerant is within the system (optional for A2L). When the final oxygen-free nitrogen charge is used, the system shall be vented down to atmospheric pressure to enable work to take place.
- Page 12 -for appliances using A2L refrigerants connected via an air duct system to one or more rooms, a warning that only auxiliary devices approved by the appliance manufacturer or declared suitable with the refrigerant shall be installed in connecting ductwork. The manufacturer shall list in the instructions all approved auxiliary devices by manufacturer and model number for use with the specific appliance, if those devices have a potential to become an ignition source.
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Page 13: Product Overview
PRODUCT OVERVIEW � NOTE ON ILLUSTRATIONS: Illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit may be slightly different. The actual shape shall prevail. The installation must be performed in accordance with the requirement of local 。... -
Page 14: Production Inst Alla Tl
PRODUCTION INSTALLATION ACCESSORIES The air conditioner 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. The items are not included with the air conditioner must be purchased separately. - Page 15 MANUAL button: Th s button sele ts the mode in the follow ng order: AUTO, FORCED COOL, OFF. FORCED COOL mode: In FORCED COOL mode, the Oper on l shes. The system w then turn to AUTO ooled w high w nd speed or 30 minutes.
- Page 16 。 。 INSTALLATION SUMMARY 。 。 。 。 Install the indoor unit Install the drain p i p e Install the outdoor unit Evacuate the Connect the wires Connect the refrigerant refrigeration system p i p es 飞 厂 Perform a test run...
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Page 17: Install The Indoor Unit
Install the Indoor Unit ） 匾 Select installation location 9NOTE Before installing the indoor 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: ＿... - Page 18 ） 国 Confirm installation sizes Installation place The distance between the mounted indoor unit should meet the specifications illustrated in the following diagram. 卢＿ 1) Ceiling-mounted >11.Sin (30cm) Strong and durable ceiling ＞ ． Indoor unit Left side \ ＼ \ ＼ ＼ | >9 0.6in (230cm) >7.9in (20cm) >11.Sin (30...
- Page 19 国 ） Hang indoor unit 3.1 Please refer to the following diagrams to locate the four positioning screw bolt holes on the ceiling. Be sure to mark the paces where you will drill ceiling hook holes. Air outlet dimensions • c:::, 工...
- Page 20 Ceiling Bolt Installation Guidelines 心CAUTION 1) Wood The unit body must be completely The mounting holes for upper foam are used for aligned with the hole. Ensure that auxiliary positioning bolts (if the foam is damaged the unit and the hole are the same , the spacing between the actual lifting lugs shall size before moving on.
- Page 21 ） 霆 Duct and accessories installation 4.1 Duct 4.2 Wall mounted installation 1. Install the filter according to the size of the air inlet. The unit supports wall mounted, if the unit is 2. Install the canvas tie-in between the body and purchased with a pump and requires vertical duct.
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Page 23: Motor Maintenance
Motor and drain pump maintenance (The rear ventilated panel is used as an example) 1) Motor maintenance: 2) Pump maintenance: 1. Take off the ventilated panel. 1. Remove four screws from the drain pump. 2. Take off the blower housing. 2. - Page 24 霆 ． ） ， 。 . IS ． ． ． 心 CAUTION • Insulate all piping to prevent condensation, which could lead to water damage. 可 • If the drainpipe is bent or installed 二 ＝ 二 incorrectly, water may leak and cause a water-level switch malfunction.
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Page 25: When Electrical Wiring Is Finished Already
Drainpipe installation for units with a pump 7. Gradually pour approximately ll of water through the air discharge outlet, and check for leaks. ＝ ,----; 匕 二 二 (mm) ．一，l a b c a Metal clamp (accessor y ) b Drain hose (accessor y ) c Rising drain piping ( v in y l pipe of 25 mm nominal diameter and 32 mm outer diameter ) (field suppl y ) Hanging bars (field suppl y ) - Page 26 匾 Install Your Outdoor Unit ） 气 i t a 。 。 。 。 . la 比 . la 。 。 Proper installation locations meet the following standards: 回 ， 伸 勹 20m(500mm) or more when front 三 疡 and sides of the unit are clear 伪...
- Page 27 Install drain joint (Heat pump unit onl y ) Before bolting the outdoor unit in place, you must install the drain joint at the bottom of the unit. Note that there are two different types of drain joints depending on the type of outdoor unit.
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Page 28: Anchor Outdoor Unit
） 履 Anchor Outdoor Unit WARNING WHEN DRILLING INTO CONCRETE, EYE PROTECTION IS RECOMMENDED AT ALL TIME. • The outdoor unit can be anchored to the ground or to a wall-mounted bracket with bolt (MlO). Prepare the installation base of the unit according to the dimensions below. •... -
Page 29: Ref Rig Era Nt Pl Pl Ng Connection
REFRIGERANT PIPING CONNECTION When connecting refrigerant piping, � let substances or gases other than the specified refrigerant enter the unit. The presence of other gases or substances will lower the unit's capacit y , and can cause abnormally high pressure in the refrigeration cycle. This can cause explosion and injury . - Page 30 Connection Instructions Refrigerant Piping 一 心 CAUTION • The branching pipe must be installed horizontally. An angle of more than 10 ° may cause malfunction. • DO NOT install the connecting pipe until both indoor and outdoor units have been installed. •...
- Page 31 • Clamp flare from on the end of the pipe. The end of the pipe must extend beyond the flare form. Flare form Pipe • Place flaring tool onto the form. Torque wrench • Turn the handle of the flaring tool clockwise until the pipe is fully flared.
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Page 32: Wiring Precautions
WIRING PRECAUTIONS WARNING BEFORE PERFORMING ANY ELECTRICAL WORK, READ THESE WARNINGS. • All wiring must comply with local and national • To avoid getting an electric shock, never electrical codes, regulations and must be installed touch the electrical components soon by a licensed electrician. -
Page 33: Outdoor Unit Wiring
NOTE ON CIRCUIT BREAKER When the maximum current of the air conditioner is more than 16A, a circuit breaker or leakage protection switch with protective device shall be used (purchased separately). When the maximum current of the air conditioner is less than 16A, the power cord of air conditioner shall be equipped with plug (purchased separately). -
Page 34: Indoor Unit Wiring
INDOOR UNIT WIRING 4. Clamp down the cable with the cable clamp. 1. Prepare the cable for connection. The cable must not be loose or pull on the a. Using wire strippers, strip the rubber jacket u-lugs. from both ends of the signal cable to reveal about 5.9in (15cm) of the wire. -
Page 35: Air Evacuation
AIR EVACUATION NOTE en opening valve stems, turn the hexagonal wrench until it hits against the stopper. Do not try to force the valve to open further. 6. Close the Low Pressure side of the manifold Preparations and precautions gauge, and turn off the vacuum pump. 7. -
Page 36: Note On Adding Refrigerant
NOTE ON ADDING REFRIGERANT ［心 、 CAUTION DO NOT mix refrigerant types. 丿 Some systems require additional charging depending on pipe lengths. In North America, the standard pipe length is 25ft (7.5m). The refrigerant should be charged from the service port on the outdoor unit's low pressure valve. -
Page 37: Test Run
TEST RUN 心 CAUTION Failure to perform the test run may result in unit damage, property damage, or personal injury. f. Check to see that the drainage system is Before test run unimpeded and draining smoothly. g. Ensure there is no vibration or abnormal A test run must be performed after the entire noise during operation. -
Page 38: Co Mm Ision
COMMISSION The indoor ducted units can be programmed for different static pressures or Real-time constant airflows, Use the following steps to set the static pressure or Real-time constant airflow. WHEN USING THE 120L WIRED CONTROLLER To set Static Pressure airflow The factory default setting is SPl, the external static pressure can be manually changed to the fan curves 1,2,3,4,5,6 , 7,8. -
Page 39: Packing And Unpacking The Unit
PACKING AND UNPACKING THE UNIT Instructions for packing unpacking the unit: Unpacking: Indoor unit: 1. Cut the packing belt. 2. Unpack the package. 3. Take out the packing cushion and packing support. 4. Remove the packing film. 5. Take out the accessories. 6. - Page 40 The design and specifications are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details. Any updates to the manual will be uploaded to the service website, please check for the latest version. QSOOSI一Tl&T2(R454B) 16123000A33214...
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