ActronAir Serene WRC-026AS Installation Manual

Wall hung split system air conditioner

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INSTALLATION MANUAL

Wall Hung Split System Air Conditioner

Model Numbers:

WRC-026AS/WRE-026AS

WRC-035AS/WRE-035AS

WRC-050AS/WRE-050AS

WRC-071AS/WRE-071AS

WRC-080AS/WRE-080AS

IMPORTANT NOTE:

Please read this manual carefully before installing or operating your new air conditioning unit and keep it near the unit for

future reference.

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Summary of Contents for ActronAir Serene WRC-026AS

Page 1 INSTALLATION MANUAL Wall Hung Split System Air Conditioner Model Numbers: WRC-026AS/WRE-026AS WRC-035AS/WRE-035AS WRC-050AS/WRE-050AS WRC-071AS/WRE-071AS WRC-080AS/WRE-080AS IMPORTANT NOTE: Please read this manual carefully before installing or operating your new air conditioning unit and keep it near the unit for future reference.
Page 2: Table Of Contents
Table of Contents Installation Manual Safety Precautions ................. 04 Components ................... 05 Installation Summary ..............06 Parts Overview................. 08 Indoor Unit Installation ..............09 Outdoor Unit Installation .............. 18 Refrigerant Piping Connection ............22 Wiring..................... 24 Leak Test and Air Evacuation ............32 Electrical and Gas Leak Checks ............
Page 3 This refers to electrical works only This manual is a controlled document which contains confidential and proprietary information. Distribution, modification, copying and/or reproduction are prohibited without written consent from ActronAir Product design and specifications are subject to change without prior notice for product improvement.
Page 4: Safety Precautions
1. Safety Precautions Serene Wall Hung Split System WARNING 1. Carefully read all the Safety Precautions before installation. 2. In certain functional environments, such as kitchens, server rooms, etc., the use of specially designed air-conditioning units is highly recommended. 3. Only qualified HVAC technicians* should install, repair and service this air conditioning unit. Improper service or alteration by unqualified technician could result in significant and major damage to the product or property which may render your warranty null and void.
Page 5: Components
2. Components Serene Wall Hung Split System The air conditioning system comes with the following components. Use all of the installation parts and accessories to install the air conditioner. Improper installation may result in water leakage, electrical shock, fire or cause the equipment to fail.
Page 6: Installation Summary
3. Installation Summary Serene Wall Hung Split System Installation Overview 15cm 12cm 12cm 2.3m Select Installation Location Determine Wall Hole Position Attach Mounting Plate Drill Wall Hole Page 6...
Page 7 3. Installation Summary Serene Wall Hung Split System Installation Overview Mount Indoor Unit Connect Piping 1(L) 2(N) Prepare Drain Hose Connect Wiring Leak test and evacuate the refrigeration system Perform a test run Page 7...
Page 8: Parts Overview
4. Parts Overview Serene Wall Hung Split System Parts Overview Fig. 4.1 Page 8...
Page 9: Indoor Unit Installation
5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview Installation Instructions – Indoor Unit NOTE ABOUT WALL HOLE: If there is no fixed refrigerant piping: PRIOR TO INSTALLATION While choosing a location, be aware that you should Before installing the indoor unit, refer to the label on the leave ample room for a wall hole (see Drill wall hole product box to make sure that the model number of the for connective piping step) for the signal cable and...
Page 10 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview Step 2: Attach mounting plate to wall Step 3: Drill wall hole for connective piping The mounting plate is the device on which you will mount You must drill a hole in the wall for refrigerant piping, the drainage pipe, and the signal cable that will connect the indoor the indoor unit.
Page 11 Indoor Unit Installation Serene Wall Hung Split System Installation Overview MOUNTING PLATE DIMENSIONS Different models have different mounting plates. In order to ensure that you have ample room to mount the indoor unit, the diagrams to the right show different types of mounting plates along with the following dimensions: •...
Page 12 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview Step 4: Prepare refrigerant piping If refrigerant piping is already embedded in the wall, do the following: The refrigerant piping is inside an insulating sleeve attached to the back of the unit. You must prepare the piping Step 1: Hook the indoor unit on the mounting plate: before passing it through the hole in the wall.
Page 13 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview Step 3. Connect drain hose and refrigerant piping (refer to Refrigerant Piping Connection section of this manual for instructions). Step 4. Keep pipe connection point exposed to perform the leak test (refer to Electrical Checks and Leak Checks section of this manual).
Page 14 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview 5. Based on the position of the wall hole relative to the mounting plate, determine the necessary angle of your piping. 6. Grip the refrigerant piping at the base of the bend. CORRECT 7.
Page 15 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview BEFORE PERFORMING ELECTRICAL TAKE NOTE OF FUSE SPECIFICATIONS WORK, READ THESE REGULATIONS The air conditioner’s circuit board (PCB) is designed with a fuse to provide overcurrent protection. The 1. All wiring must comply with local and national electrical specifications of the fuse are printed on the circuit board, codes, and must be installed by a licensed electrician.
Page 16 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview NOTE ABOUT WIRING WARNING THE WIRING CONNECTION PROCESS MAY DIFFER ALL WIRING MUST PERFORMED STRICTLY IN ACCORDANCE WITH THE WIRING DIAGRAM SLIGHTLY BETWEEN UNITS. LOCATED ON THE INSIDE OF THE INDOOR UNIT’ S WIRE COVER.
Page 17 5. Indoor Unit Installation Serene Wall Hung Split System Installation Overview Step 8: Mount indoor unit If you installed new connective piping to the outdoor unit, do the following: 1. If you have already passed the refrigerant piping through the hole in the wall, proceed to Step 4. 2.
Page 18: Outdoor Unit Installation
6. Outdoor Unit Installation Serene Wall Hung Split System Installation Instructions – Outdoor Unit Step 1: Select installation location PRIOR TO INSTALLATION Before installing the outdoor unit, refer to the label on the Before installing the outdoor unit, you must choose an appropriate location.
Page 19 6. Outdoor Unit Installation Serene Wall Hung Split System Installation Instructions – Outdoor Unit More than 300mm More than 600mm (Service space) More than 150mm More than 600mm More than 600mm Fig. 6.3 Step 2: Install drain joint Heat pump units require a drain joint. Before bolting the outdoor unit in place, you must install the drain joint at the bottom of the unit.
Page 20 6. Outdoor Unit Installation Serene Wall Hung Split System Installation Overview Step 3: Anchor outdoor unit UNIT MOUNTING DIMENSIONS The outdoor unit can be anchored to the ground or to a The following is a list of different outdoor unit sizes and wall-mounted bracket.
Page 21 6. Outdoor Unit Installation Serene Wall Hung Split System Installation Overview If you will install the unit on a wall-mounted bracket, do the WARNING following: ALL WIRING MUST PERFORMED STRICTLY IN ACCORDANCE WITH THE WIRING DIAGRAM CAUTION LOCATED INSIDE THE OUTDOOR UNITS' WIRE COVER.
Page 22: Refrigerant Piping Connection
7. Refrigerant Piping Connection Serene Wall Hung Split System Note on Pipe Length Table 7.1 Maximum Length and Drop Height of Refrigerant Piping per Unt Model Model Min. Length (m) Max. Length (m) Max. Drop Height (m) WRC-026AS WRC-035AS WRC-050AS WRC-071AS WRC-080AS Table 7.2...
Page 23 7. Refrigerant Piping Connection Serene Wall Hung Split System Overview Instructions for Connecting Piping to Outdoor USE SPANNER TO GRIP MAIN BODY OF VALVE Unit Torque from tightening the flare nut can snap off other 1. Unscrew the valve cover on the side of the outdoor unit. parts of valve.
Page 24: Wiring
8. Wiring Serene Wall Hung Split System Safety Precautions Outdoor Unit Wiring WARNING WARNING • Be sure to isolate the power supply before working Before performing any electrical or wiring work, isolate on the unit. and lock out/tag out power to the A/C unit. •...
Page 25 8. Wiring Serene Wall Hung Split System Indoor Unit Wiring 1. Prepare the cable for connection CAUTION a. Using wire strippers, strip the outer insulation from TAKE NOTE OF FUSE SPECIFICATIONS WARNING both ends of signal cable. The air conditioner’ s circuit board (PCB) is •...
Page 26 8. Wiring Serene Wall Hung Split System Indoor Unit Wiring Diagram Page 26...
Page 27 8. Wiring Serene Wall Hung Split System Outdoor Unit Wiring Diagram (WRC-026AS & WRC-035AS) Page 27...
Page 28 8. Wiring Serene Wall Hung Split System Outdoor Unit Wiring Diagram (WRC-052AS & WRC-071AS) Page 28...
Page 29 8. Wiring Serene Wall Hung Split System Outdoor Unit Wiring Diagram (WRC-080AS) Page 29...
Page 30 8. Wiring Serene Wall Hung Split System Connecting Diagram OUTDOOR UNIT 2(N) POWER SUPPLY (SUGGESTED MINIMUM*) 1.5mm² = WRC-026AS 14/0.20 (0.44mm²) WRC-035AS SHIELDED DATA CABLE WRC-052AS WITH SHIELD WIRE 2.5mm² = WRC-071AS CONNECTED TO EARTH WRC-080AS TERMINAL 1mm² INDOOR POWER SUPPLY / DATA (2 CORE + EARTH) DOUBLE INSULATED...
Page 31 8. Wiring Serene Wall Hung Split System Electrical Connection MAINS WIRING (220-240VAC) (Single Phase + Neutral) 50Hz CONTROL WIRING (220-240VAC) (Single Phase + Neutral) 50Hz EXTRA LOW VOLTAGE DATA CONTROL WIRING 2 core shielded data cable 14/0.20 (0.44mm maximum 65 metres EXTRA LOW VOLTAGE DATA CONTROL WIRING 4 core shielded data cable (0.75mm maximum 12 metres...
Page 32: Leak Test And Air Evacuation
9. Leak Test and Air Evacuation Serene Wall Hung Split System Leak Test To indoor unit Run interconnecting pipe work from condenser to evaporator. refrigerant pipes Connect the liquid and suction pipe to the indoor and outdoor unit flare connections (please see refrigerant piping connection instruction).
Page 33 9. Leak Test and Air Evacuation Serene Wall Hung Split System Overview Evacuation Instructions Insert hexagonal wrench into the packed valve (high pressure valve) and open the valve by turning the Before using the manifold gauge and vacuum pump, read wrench in a 1/4 counterclockwise turn.
Page 34 9. Leak Test and Air Evacuation Serene Wall Hung Split System Note on Adding Refrigerant CAUTION • Refrigerant charging must be performed after wiring, vacuuming and the leak test. • DO NOT exceed the maximum allowable quantity of refrigerant or overcharge the system. Doing so can damage or impact the unit’s function.
Page 35: Electrical And Gas Leak Checks
10. Electrical & Gas Leak Checks Serene Wall Hung Split System Overview Electrical Safety Checks Gas Leak Checks After installation, confirm that all electrical wiring is Proper pressure test with dry nitrogen should be installed in accordance with local and national regulations, performed, prior to air evacuation.
Page 36: Test Run
11. Test Run Serene Wall Hung Split System Overview 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 operating properly All electrical terminals properly covered...
Page 37 10. Test Run Serene Wall Hung Split System Overview 5. After the Test Run is successfully complete, and you confirm that all checks points in List of Checks to Perform have PASSED, do the following: a. Using remote control, return unit to normal Manual control button operating temperature.
Page 38: Maintenance
11. Maintenance Serene Wall Hung Split System Maintenance Procedures DANGER This section describes the procedures that must be performed as a part of normal maintenance program. Beware of Rotating Fan Blades ! Regular servicing of equipment by licensed HVAC • Always make sure that all power supply, to the technician is highly recommended.
Page 39 11. Maintenance Serene Wall Hung Split System Electrical Service Frequency Parts Detail of Service Check Service Methods Printed Circuit Tighten Terminals as necessary on  Visual Inspection. Boards printed circuit boards. Check all electrical Electrical  terminals, mains, Re-tighten if loose. Connections communications, etc.
Page 40 11. Maintenance Serene Wall Hung Split System Outdoor Unit Service Frequency Parts Detail of Service Check Service Methods For highly corrosive environment, Visual check for wash panels quarterly with water Casing / Panels  damage, rust and dust & neutral detergent solution. Wax and Frames accumulation.
Page 41 Notes Serene Wall Hung Split System ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Page 41...
Page 42 Notes Serene Wall Hung Split System ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Page 42...
Page 43 Notes Serene Wall Hung Split System ..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Page 43...
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ActronAir Serene WRC-026AS Installation Manual

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