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MRV Indoor Unit
Unité intérieure MRV
Unidad Interior con MRV
Design may vary by model number.
L'aspect peut varier selon le numéro de modèle.
Installation Instructions
Installation Manuel
Instrucciones de instalación
MVAX009ME2AA1
MVAX012ME2AA1
MVAX018ME2AA1
MVAX024ME2AA1
MVAX030ME2AA1
MVAX036ME2AA1
MVAX042ME2AA1
MVAX048ME2AA1
MVAX054ME2AA1
MVAX060ME2AA1
El diseño puede variar según el número de model.
No. 0150563873 B
31-5000755 Rev. 0 06-23 GEA
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Table of Contents
Related Manuals for Haier MVAX009ME2AA1
Summary of Contents for Haier MVAX009ME2AA1
- Page 1 Installation Instructions Installation Manuel Instrucciones de instalación MVAX009ME2AA1 MRV Indoor Unit MVAX012ME2AA1 MVAX018ME2AA1 Unité intérieure MRV MVAX024ME2AA1 MVAX030ME2AA1 Unidad Interior con MRV MVAX036ME2AA1 MVAX042ME2AA1 MVAX048ME2AA1 MVAX054ME2AA1 MVAX060ME2AA1 Design may vary by model number. L’aspect peut varier selon le numéro de modèle.
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Page 3: Table Of Contents
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 RECORD KEEPING Thank you for purchasing this Haier product. This installation manual will _______________________________________ help you get the best performance from your new unit. -
Page 4: Important Safety Information
• Your air conditioner model may be updated or changed • The air conditioning unit should be powered on for over 12 from time to time as Haier Products are improved. hours before use to protect the compressor. • MRV series multiple air conditioning systems adopt the •... - Page 5 IMPORTANT SAFETY INFORMATION WARNING For your safety, the information in this manual must be followed to minimize the risk of fire, electric shock, or personal injury. For any service which requires entry into the • Use this equipment only for its intended purpose as refrigerant sealed system, Federal regulations require described in this manual.
- Page 6 • Children should be supervised to ensure that they do not • Only use branches supplied by Haier. Use of any other play on or near the equipment. branches will void warranty.
- Page 7 IMPORTANT SAFETY INFORMATION • Do not use existing refrigerant lines. CAUTION • Use refrigerant tubing that is clean and free of any • It is highly recommended that you do not open or close contamination which may cause damage to the system the stop valves when the outdoor temperature is below including sulfur, copper oxide, dust, metal chips, powder, -5°F(-21°C) as this may cause refrigerant leakage.
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Page 8: Specifications
SPECIFICATIONS Cooling Btu/h 9000 12000 18000 24000 30000 36000 Capacity Heating Btu/h 8500 13500 20000 27000 34000 40000 Power supply V/Ph/Hz 208-230/1/60 208-230/1/60 208-230/1/60 208-230/1/60 208-230/1/60 208-230/1/60 Electrical 2.05 2.05 2.25 2.40 3.05 4.40 in. W.G. 0.3/0.5/0.9 0.3/0.5/0.9 0.3/0.5/0.9 0.3/0.5/0.9 0.3/0.5/0.9 0.3/0.5/0.9 Cooling... - Page 9 SPECIFICATIONS Unit Dimensions Model Width Depth Height 17-1/2 in. (445mm) 47in. (1194mm) 16-1/2 in. (419mm) MVAX009-036ME2AA1 MVAX042/048ME2AA1 21 in. (533mm) 21 in. (533mm) 53in. (1346mm) 11-11/16in. (297mm) 20 in. (506mm) MVAX054/060ME2AA1 24-3/4 in. (629mm) 57in. (1448mm) 23-3/4 in. (603mm) 31-5000755 Rev. 0...
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Page 10: Installation Instructions
INSTALLATION INSTRUCTIONS CAUTION • Choose a suitable installation location. • For installations of any orientation in high humidity environments (85% or more relative humidity), the foam installation provided in the downflow kits should be installed to prevent damage to electronic components. •... -
Page 11: General
INSTALLATION INSTRUCTIONS Installation Space • If air handler is installed in the upright position, the unit should be in a concealed area and not accessible to the general public or animals. • If air handler is installed in the vertical position, make sure there is enough room around the unit for service and maintenance. - Page 12 INSTALLATION INSTRUCTIONS Installating the Unit The unit may be installed in upflow, horizontal left flow, horizontal right flow, or downflow configurations. Sections 4.1 through 4.4 show how to install the unit in each configuration. The air handler should be mounted level in any configuration, not doing so may result in improper drainage.
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Page 13: Vertical And Horizontal Installatons
INSTALLATION INSTRUCTIONS Upflow (Vertical) Installation • The air handler should be mounted securely to the floor, attached to a return plenum. The installer is responsible for ensuring the proper sizing and seal of ducts. Horizontal Left Flow Installation • The unit should be set up for left flow out of the factory. Open the front panel to confirm that the drain pan is on the left side of the coil, so that it is below the coil once the unit is rotated onto its left side. - Page 14 INSTALLATION INSTRUCTIONS Downflow Installation 1. Detach TC1 and TC2 thermistors, ring temperature sensor, and thermostat from front of coil. The EEV coil, one thermistor, and the temperature sensor are on the front of the coil, and the second thermistor on the left side. 2.
- Page 15 INSTALLATION INSTRUCTIONS Downflow Installation 5. Screw metal side panels onto coil, one on each side. 6. Unscrew internal electrical box. Loosen the black waterproof cable plug and adjust the harness to allow for more slack in the wires. This is required in order to take tension off the cables when the electrical box is moved in step 7. 31-5000755 Rev.
- Page 16 INSTALLATION INSTRUCTIONS Downflow Installation 7. Carefully hang electrical box by the metal edge. No tension should be on the wires. There is a lip on the back edge of the metal shelf that aligns with the slot at the bottom of the front of the electrical box. 8.
- Page 17 INSTALLATION INSTRUCTIONS Downflow Installation 10. Screw metal side panels onto coil, one on each side. 11. Unscrew internal electrical box. Loosen the black waterproof cable plug and adjust the harness to allow for more slack in the wires. This is required in order to take tension off the cables when the electrical box is moved in step 7. 12.
- Page 18 INSTALLATION INSTRUCTIONS Downflow Installation 13. Undo white cable ties along the side of the unit to make room for coil reinstallation. 14. Slide the coil back into the unit along the side rails in the orientation shown below. Only include the bottom drain pan, the side drain pan should not be re-installed.
- Page 19 INSTALLATION INSTRUCTIONS Downflow Installation 15. Re-insert the EEV coil and TC1/TC2 sensors in their original positions, as shown below. The ring temperature sensor should be inserted into the upper hole of the evaporator cover with a wire clamp. The hole in the front of the triangular plate (where the temperature sensor was originally located) may remain open and unblocked.
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Page 20: Electric Heater
INSTALLATION INSTRUCTIONS Electric Heater The air handlers listed in this manual do not have a factory installed electric heater. An electric heat kit is available as an accessory. Please refer to installation instructions provided with heater kit for the correct installation procedure. 1. - Page 21 INSTALLATION INSTRUCTIONS Electric Heater (cont) Oudoor unit, central control and all indoor units are of parallel connection via two lines without polarity. There are three ways of connecting the line control and indoor units: A. One wired control to control multiple units, i.e. 2-3 indoor units, as shown in the above figure, (1-3 indoor units). The indoor unit 3 is the wire controlled main unit and others are the wired controlled subordinate units.
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Page 22: Refrigerant Piping
INSTALLATION INSTRUCTIONS Piping Permissible Length & Height Difference • Please refer to the Haier MRV selection software. • Additional Refrigerant Charge • Add refrigerant according to the installation manual of outdoor unit. The addition of R410A refrigerant must be performed with a digital scale to ensure the specified amount is added. Not following this can potentially cause efficiency issues or compressor failure. -
Page 23: Condensate Removal
INSTALLATION INSTRUCTIONS Condensate Removal • The air handler uses ¾” NPT connections for drainage. Apply a plastic-approved thread sealant and tighten the adapter. DO NOT over-tighten the drain connection in order to prevent damage to the evaporator drain pan. • The drain pan has primary and secondary drain connections. -
Page 24: Electrical Wiring
ELECTRICAL WIRING WARNING • Follow local codes when selecting wire gauge and connecting to building power. • Use the cable strain relief clips and locking conduit clamps to prevent wires from being pulled off terminal posts. • Unit must be properly grounded. Do not use water or gas piping, phone ground or lightning rod. CAUTION •... -
Page 26: Control Wiring
CONTROL WIRING Control Wire Drawing Outdoor Communication wire between Control wire for wired controller with polarity indoor & outdoor without polarity Indoor 1 Indoor 2 Indoor 3 A B C P Q A B C P Q A B C A B C Wired controller Indoor 4... -
Page 27: Dip Switch Setting
DIP SWITCH SETTING The dip switch is set to the "On" position if “1” is indicated in the table. The dip switch is set to the "Off" position if "0" is indicated in the table. • Dip switches set in the factory to on are marked with red. Definition principles of code switches: (A) Definition of SW03: •... - Page 28 DIP SWITCH SETTING (B) Definition and description of SW02 • SW02_1-8 is used to set indoor unit address on system. Set address only if using central controller YCZ-A004 and HC-LA1CDBT. Leave default if no central controller is used. Address setting mode Adress setting SW02_1 Automatic setting (default)
- Page 29 DIP SWITCH SETTING Dip Switch Setting of YR-E16B and QACT17A Wired Controller Function switches DIP Switch ON/OFF Station Function Default Setting Subordinate wired controller Main wired controller Ambient temp. display on Ambient temp. display off Collect ambient temp. from PCB of indoor Collect ambient Temp.
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Page 30: Maintenance
MAINTENANCE Attention: • Repair can only be performed by qualified service technicians. • All power should be turned off before servicing equipment. Only after switching off the power supply can the operator clean the air conditioner otherwise there is a risk of electric shock or injury. •... -
Page 31: Troubleshooting
TROUBLESHOOTING Please check the following when consigning repair service: Symptoms Reasons Water running sound can be heard during starting operation, during operation or immediately Running water noise after stopping. The running water sound may become louder 2-3 minutes after the unit starts. The sound is refrigerant circulating inside the system. -
Page 32: Test Run & Fault Code
TEST RUN AND FAULT CODE Before RUN TEST • Connect unit to the power supply of the outdoor units to energize the heater of the compressor. Power the system on for 12 hours prior to start up to protect the compressor. •... - Page 33 TEST RUN AND FAULT CODE INDOOR UNIT FAULTS Failure Code at Wired PCB LED5 (indoor Units) / Fault Descriptions Controller Receiver Timer Lamp (Remote Controller) Fault of indoor unit ambient temp. sensor TA Fault of indoor unit pipe temp. sensor TC1 Fault of indoor unit pipe temp.
- Page 34 NOTES 31-5000755 Rev. 0...
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Page 35: Limited Warranty
WHAT IS THE DATE OF ORIGINAL INSTALLATION The “date of original installation” is the date that the unit is originally commissioned by the certified Haier technician or installers and all product start- up procedures have been properly completed and verified by the installers’s invoice. If the installtion date cannot be verified, then the Date of Original Installation will be sixty days after the manufacturer date, as determined by the Product’s serial number. - Page 36 Canada. This warranty it provided by GE Appliances a Haier company, Louisville, KY 40225. ATTACHMENT 1 The “Product” is defined as Haier brand Ductless Split Units. The “Product” contains 2 sub-categories of goods: “Indoor and Outdoor Products” and “Selected Installation Products,” which are further defined below: “Indoor and Outdoor Products” can further be identified by the following model number descriptions: 1U*, 2U*, 3U*, 4U*, AB*, AD*, AL*, AM*, AW*, AF*, MVA* MVH* “Selected Installation Products,”...