Page 1
Multi Zone Indoor Wall Mount Installation Manual Models: BM09M22WM BM12M22WM BM18M21WM BM24M21WM IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
Table of Contents Installation Manual Safety Precautions ..........Accessories ..............Installation Summary - Indoor Unit ..Unit Parts ..............Indoor Unit Installation ........1. Select installation location ........11 2. Attach mounting plate to wall ......12 3. Drill wall hole for connective piping ....12 4.
Page 4
Safety Precautions Read Safety Precautions Before Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. WARNING CAUTION. The seriousness of potential damage or injuries is classified as either a This symbol indicates that ignoring instructions may cause death or serious injury.
Page 5
WARNING For all electrical work, use the specified cables. Connect cables tightly, and clamp them securely to prevent external forces from damaging the terminal. Improper electrical connections can overheat and cause fire, and may also cause shock. All wiring must be properly arranged to ensure that the control board cover can close properly.
Page 6
Accessories The air conditioning system 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. Name Shape Quantity...
Page 7
Name Shape Quantity SPLIT-TYPE ROOM AIR CONDITIONER Owner’ s Manual Aurora Series All Model Numbers Owner's manual CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
Page 8
Installation Summary - Indoor Unit 6 inches 4.75 in 4.75 in 6 feet or more Select Installation Location Determine Wall Hole Position (Page 11) (Page 12) Attach Mounting Plate Drill Wall Hole (Page 12) (Page 12) Revised 5/14/2020 Page 8 ...
Page 9
Connect Piping Connect Wiring Prepare Drain Hose (Page 20) (Page 16) (Page 15) Wrap Piping and Cable (not applicable for some locations in the US ) (Page 18) Mount Indoor Unit (Page 18) Revised 5/14/2020 Page 9 ...
Page 10
Unit Parts NOTE: The installation must be performed in accordance with the requirement of local and national standards. The installation may be slightly different in different areas. Fig 2.1 1. Wall Mounting Plate 5. Drainage Pipe 9. Remote controller Holder (Some Units) 2.
Indoor Unit Installation DO NOT install unit in the following locations: Installation Instructions – Indoor Unit Near any source of heat, steam, or combustible gas PRIOR TO INSTALLATION Near flammable items such as curtains or clothing Before installing the indoor unit, refer to the label on the product box to make sure that Near any obstacle that might block air the model number of the indoor unit matches...
Refer to the following diagram to ensure proper distance from walls and ceiling: 6 inches or more 4.75 inches or more 4.75 inches or more 6 feet or more Fig 3.1 Step 2: Attach mounting plate to wall Step 3: Drill wall hole for connective piping The mounting plate is the device on which you You must drill a hole in the wall for refrigerant will mount the indoor unit.
Page 13
Indoor Outdoor 7.05in” 4” 5.35” Indoor unit outline Left rear wall Right rear wall hole 2.5” 28.45” hole 2.5” BM09M22WM 16.8” 9.15” 7.55” 5.05” Fig 3.2 Indoor unit outline Left rear wall Right rear wall MOUNTING PLATE DIMENSIONS hole 2.5”...
Step 4: Prepare refrigerant piping 3. Use scissors to cut down the length of the insulating sleeve to reveal about 6 inches The refrigerant piping is inside an insulating of the refrigerant piping. This serves two sleeve attached to the back of the unit. You must purposes: prepare the piping before passing it through the •...
Step 5: Connect drain hose PLUG THE UNUSED DRAIN HOLE By default, the drain hose is attached to the lefthand side of unit (when you’re facing the back To prevent unwanted leaks you must plug of the unit). However, it can also be attached to the unused drain hole with the rubber plug the right-hand side.
Page 16
BEFORE PERFORMING ELECTRICAL WORK, READ THESE REGULATIONS 1. All wiring must comply with local and national electrical codes, and must be installed by a licensed electrician. 2. All electrical connections must be made according to the Electrical Connection Diagram located on the panels of the indoor and outdoor units. 3.
Step 6: Wiring connections 6. Feed the signal wire through this slot, from the back of the unit to the front. The signal cable enables communication and power between the indoor and outdoor units. 7. Facing the front of the unit, match the wire Use 14 gauge, 4 conductor strander (not solid colors with the labels on the terminal block, core) copper wire.
2. Using adhesive vinyl tape, attach the drain NOTE ABOUT WIRING hose to the underside of the refrigerant pipes. 3. Using insulation tape, wrap the signal wire, THE WIRING CONNECTION PROCESS MAY refrigerant pipes, and drain hose tightly DIFFER SLIGHTLY BETWEEN UNITS. together.
Page 19
If refrigerant piping is already embedded in 3. Connect drain hose and refrigerant piping the wall, do the following: (refer to Refrigerant Piping Connection section of this manual for instructions). 1. Hook the top of the indoor unit on the upper hook of the mounting plate.
Refrigerant Piping Connection Note on Pipe Length The length of refrigerant piping will affect the performance and energy efficiency of the unit. Nominal efficiency is tested on units with a pipe length of 16.5ft. In North America, standard pipe length is 25’. A minimum pipe run of 10 feet is required to minimize vibration &...
2. Using a pipe cutter, cut the pipe a little longer Flare nut than the measured distance. 3. Make sure that the pipe is cut at a perfect 90° angle. Refer to Fig. 5.1 for bad cut examples. Copper pipe 90°...
Note: Use of an approved refrigerant sealant is 6. Place flaring tool onto the form. recommended for all flare joint connections. 7. Turn the handle of the flaring tool clockwise until the pipe is fully flared. Instructions for Connecting Piping to 8.
Page 23
Install Outdoor Unit (see separate manual) When you have finished installing all indoor air handlers, proceed to installation of the outdoor unit. Complete installation instructions and startup procedures are given in the outdoor unit installation manual. Copies are always available at AlpineHomeAir.com by searching your unit's model number and scrolling to Documents.
Page 24
The design and specifications are subject to change without prior notice for product improvement. AlpineHomeAir.com...
Need help?
Do you have a question about the BM09M22WM and is the answer not in the manual?
Questions and answers