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Mini Cassette 2
Split System Air Conditioner
Installation and Commissioning Guide
Installation and Commissioning Guide
Model Numbers
MRE-035CS
MRE-053CS
IMPORTANT NOTE:
Please read this manual carefully before installing or operating your air conditioning unit. Make sure to save this manual for
future reference.
CAUTION:
Outdoor unit is charged with flammable refrigerant, safety checks are necessary to ensure that the risk of ignition is minimised.
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Table of Contents
Related Manuals for ActronAir MRE-035CS
Summary of Contents for ActronAir MRE-035CS
- Page 1 Split System Air Conditioner Installation and Commissioning Guide Installation and Commissioning Guide Model Numbers MRE-035CS MRE-053CS IMPORTANT NOTE: Please read this manual carefully before installing or operating your air conditioning unit. Make sure to save this manual for future reference.
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Page 2: Table Of Contents
11. Maintenance Frequency Checklist ....................25 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 3: Symbols
Check your air conditioning unit and all items against the invoice upon receiving your shipment. Inspect the unit, components and accessories for any sign of damage. If there is any damage to the unit, contact ActronAir Customer Care Department immediately on: 1300 522 722 to obtain a Goods Return Number. -
Page 4: Safety Instructions
Gold Hydrophillic Coat Coil Protection heat exchangers ensures an enhanced heat transfer with increased performance efficiency. System Flexibility The ActronAir air conditioning units are the first choice for residential, office, schools and other air conditioning facilities applications, both for new construction or retrofitting projects. Refrigerant Handling and Accountability ActronAir strongly urges that all service technicians make every effort to eliminate the emission of refrigerants to the atmosphere. -
Page 5: Installation Information
Mini Cassette Split System Installation and Commissioning Guide DANGER Hazardous Voltage - Risk of Electrocution. Turn Off the power from main isolator before proceeding with any service work of the unit. Observe proper LOCK-OUT/TAG-OUT (LOTO) procedures for electrical appliances in order to prevent accidental switching-on of the power supply. - Page 6 3000 (also known as Australian Wiring Rules). CAUTION This indoor unit is designed to match only with the ActronAir outdoor unit as specified in the Technical Selection Catalogue. The unit is supplied with factory charged R-32 refrigerant and is designed for use with R-32 refrigerant only.
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Page 7: Components
Mini Cassette Split System Installation and Commissioning Guide 06. Components 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 and fire, or cause the equipment to fail. -
Page 8: Installation Overview
Mini Cassette Split System Installation and Commissioning Guide 07. Installation Overview Installation Order Leak Testing, Air Evacuation and Charging Refrigeration System Refer to Multi Elite Installation Manual (Outdoor Unit) Refer to Multi Elite Installation Manual for more details (Outdoor Unit) for more details Installation and Commissioning Guide - Mini Cassette 2 Split System Doc. -
Page 9: Indoor Units Parts
Mini Cassette Split System Installation and Commissioning Guide 08. Indoor Units Parts Drain pump (within indoor unit) Drain pipe Louvre Refrigerant pipe Front grille Air inlet Air outlet Display panel 09. Indoor Unit Installation WARNING • Securely install the indoor unit on a structure that can sustain its weight. If the structure is too weak the unit may fall causing personal injury, unit and property damage or death. - Page 10 Mini Cassette Split System Installation and Commissioning Guide Select Installation Location The outdoor unit should be installed in the location that meets the following requirements: • There is enough room for installation and maintenance. • There is enough room for the connecting pipe and drainpipe. •...
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Page 11: Indoor Unit Dimensions
Mini Cassette Split System Installation and Commissioning Guide 10. Indoor Unit Dimensions Please refer to the following data to locate the four positioning screw bolt holes on the ceiling. Be sure to mark the areas where ceiling hook holes will be drilled. The distance between the mounted indoor unit and the internal ceiling should meet the following specifications. -
Page 12: Indoor Unit Installation
Mini Cassette Split System Installation and Commissioning Guide Wiring Connection Port 11. Indoor Unit Installation Hang Unit 65 Fresh Air Drain pipe 1. Use the included paper template to cut a rectangular hole in the ceiling, leaving at least 1m on all sides. The hole Intake will be 600x600mm big. - Page 13 Mini Cassette Split System Installation and Commissioning Guide NOTE The bottom of the unit should be 24mm higher than the ceiling board. Generally, L (indicated in Fig. 4.6) should be half the length of the suspension bolt or long enough to prevent the nuts from coming off. Main body >24mm 10 - 18mm...
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Page 14: Drainpipe Installation
Mini Cassette Split System Installation and Commissioning Guide 12. Drainpipe Installation The drainpipe is used to drain water from the unit. Improper installation may cause unit and property damage. CAUTION • Insulate all piping to prevent condensation, which could lead to water damage. •... - Page 15 Mini Cassette Split System Installation and Commissioning Guide NOTE ON DRAIN PIPE INSTALLATION • When using an extended drainpipe, tighten the indoor connection with an additional protection tube to prevent it from pulling loose. • The drainpipe should slope downward at a gradient of at least 1/100 to prevent water from flowing back into the air conditioner.
- Page 16 Mini Cassette Split System Installation and Commissioning Guide NOTE When connecting multiple drainpipes, install the pipes (as shown below) from pulling loose. 0-530mm 100mm Fig. 5.4 4. Using a 65-mm core drill, drill a hole in the wall. Make sure that the hole is drilled at a slight downward angle, so that the outdoor end of the hole is lower than the indoor end by about 12mm.
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Page 17: Wiring
Mini Cassette Split System Installation and Commissioning Guide 13. Wiring Safety Precautions WARNING • Be sure to disconnect the power supply before working on the unit. • All electrical wiring must be done according to local and national regulations. • Electrical wiring must be done by a qualified technician. Improper connections may cause electrical malfunction, injury and fire. - Page 18 Mini Cassette Split System Installation and Commissioning Guide Connecting Diagram OUTDOOR UNIT POWER SUPPLY See Outdoor Unit (MRC) 14/0.20 (0.44mm²) Installation Guide for suggested SHIELDED DATA CABLE minimum. WITH SHIELD WIRE CONNECTED TO EARTH TERMINAL * Suggested minimum cable size should be used as a guide only, refer to the latest edition Field wiring by Installer 1mm²...
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Page 19: Wiring Diagram
Mini Cassette Split System Installation and Commissioning Guide 14. Wiring Diagram Installation and Commissioning Guide - Mini Cassette 2 Split System Doc. No. 9590-5010 Ver. 1 211217... -
Page 20: Installation Of The Panel
Mini Cassette Split System Installation and Commissioning Guide 15. Installation of the Panel CAUTION DO NOT place the panel face down on the floor, against a wall, or on uneven surfaces. 1. Remove the front Grille. a. Push both of the tabs towards the middle simultaneously to unlock the hook on the grille. b. - Page 21 Mini Cassette Split System Installation and Commissioning Guide 3. Mount the intake grille. Ensure that the buckles at the back of the grille be properly seated in the grove of the panel 4. Connect the 2 wires of the fascia panel to the mainboard of the unit. 5.
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Page 22: Test Run
Mini Cassette Split System Installation and Commissioning Guide 16. Test Run Before Commissioning A test run must be performed after the entire system has been completely installed. Confirm the following points before performing the test: a. The indoor and outdoor units are properly installed. b. -
Page 23: Maintenance
Mini Cassette Split System Installation and Commissioning Guide Drainage Test 1. Ensure the drainpipe flows smoothly. 2. Remove the test cover. Add 2,000ml of water to the tank through the attached tube. 3. Turn on the main power switch and run the air conditioner in COOL mode. 4. - Page 24 ©Copyright 2021 Actron Engineering Pty Limited ABN 34 002767240. ®Registered Trade Marks of Actron Engineering Pty Limited. ActronAir is constantly seeking ways to improve the design of its products. Therefore, specifications are subject to change without notice. Installation and Commissioning Guide - Mini Cassette 2 Split System...
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