Installation Instructions

For Medium (15-18.5K) + Heavy duty (22-28.5K) Air Conditioner

READ BEFORE INSTALLING UNIT

To avoid risk of personal injury, property damage, or product damage due to the weight of this device and sharp edges that may be exposed:

Air conditioners covered in this manual pose an excessive weight hazard. Two or more people are needed to move and install the unit. To prevent injury or strain, use proper lifting and carrying techniques when moving unit.

Carefully inspect location where air conditioner will be installed. Be sure it will support the weight of the unit over an extended period of time.

Handle air conditioner with care. Wear protective gloves whenever lifting or carrying the unit. AVOID the sharp metal fins of front and rear coils.

Make sure air conditioner does not fall during installation.

If a new electrical outlet is required, have the outlet installed by a qualified electrician before installing unit.

NOTE: DO NOT USE ANY SCREWS OTHER THAN THOSE SPECIFIED HERE.

1

Installation Instructions

4. Check for anything that could block airflow

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2

Installation Instructions

Window Mounting

1Remove Air Conditioner from Cabinet

NOTE: Remove any packaging material from cabinet exterior.

1.Pull down on front grille from upper edge. Lift front grille upwards and place to one side. (See FIG.1)

2.Remove filter. To remove, grasp in the middle on each side. Bow filter out to detach top edge from tabs. Once top

3.Locate the four Front Panel screws and remove. These screws will be needed to re-install the Front Panel later (See FIG.2).

4.Push metal cabinet side inward to release plastic tabs on each side of Front Panel (see Fig. 3).

5.Rotate Front Panel up until top tabs are free. Pull panel straight out. When pulling out, front panel will also pull free from vent control lever. Depress latch on electronics plug (on some models) to disconnect.

6.Remove Front Panel from unit (see Fig. 4).

base pan handle

7.Remove shipping screws from top of unit and also on both sides by the base if installed. (See FIG.5)

8.With the aid of an assistant, hold the cabinet while pulling on the base pan handle (see FIG. 4), and carefully remove the air conditioner from cabinet.

9.Add two foam inserts to holes in top of cabinet where shipping screws were removed from. (See FIG.6)

10.Heavy duty models (22,000~28,500BTU) come with internal shipping packaging. THIS PACKAGING AND

PLASTIC TIES MUST BE REMOVED PRIOR TO INSTALLING THE AIR CONDITIONER BACK INTO THE CABINET. (See FIG.7)

11.Remove plastic wrapping from all points on power cord.

FIG.7

2Install Top Angle Rail and Side Retainers

1.Remove adhesive strip coating from foam gasket. Attach adhesive side of gasket to bottom of top angle rail. Insert 4

3Assemble Window Filler Panels

1.Place cabinet on floor, a bench, or a table.

2.Slide "I" section at end of window filler panel into side retainer on each side of the

cabinet (see FIG. 9 and FIG.10).

3. On each side of cabinet, insert top and bottom legs of window filler panel frame into channel in the top and bottom angle rails.

4. Insert a 7/16" locking screw and flat washer into hole on top leg of each window filler panel (see section 6). Do not

Installation Instructions

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4

Installation Instructions

6Extend Window Filler Panels and attach to top angle rail:

1.Carefully raise window to expose filler panel locking screws on top angle rail. Loosen screws so filler panels slide easily.

2.Extend panels to fill window opening completely. Tighten locking screws on top (FIG. 16).

3.Close window behind top angle rail.

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LOCKING SCREWS

9Install Air Conditioner into Cabinet and Install Front Panel to Unit

1.Lift air conditioner and carefully slide into cabinet.

2.CAUTION: Do not push on controls OR finned coils.

3.Be sure air conditioner is firmly seated towards rear of cabinet.

4.Reconnect electronics plug if present. Position vent control lever so that it will thread into its channel in the front panel (see FIG.21). Hook front panel top tabs into slots on cabinet top, and rotate front panel down so that side tabs snap into place on cabinet. Insert 4 previously removed screws through front panel and into air conditioner.

5.Insert air conditioner filter. Reinstall the front grille by hooking bottom tabs into slots on Front Panel bottom, then rotating grille up to snap into place.

5

Installation Instructions

Thru-The-Wall Installation

NOTE:

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1Select Wall Location

This air conditioner slides out from its cabinet, so that it can be installed through an outside wall as explained below.

NOTE:

IMPORTANT: Side louvers must never be blocked.

All parts needed for Thru-The-Wall Installation are provided, except a wood frame, shims, and 10 wood screws

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2Prepare Wall

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6

Installation Instructions

4.Build a wooden frame with the INSIDE dimensions of your model listed above. (Measure twice remember...) Frame depth should be the same as wall thickness. Fill in the space from the opending to the studs with wood spacers, as shown.

5.Nail frame to spacers to spacers with front flush with dry wall.

NOTE:

If wall thickness is 8-1/2??? or more, add alumimum flashing over bottom of frame opening to assure no water can enter area between inner and outer wall.

NAIL SPACERS

TO STUDS

CAULK AS

REQUIRED

LEVEL

ALUMINUM FLASHING

OVER BOTTOM OF FRAME

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3Prepare and Install Cabinet

1.Slide air conditioner from cabinet; refer back to Step 1 of Window Mounting.

2.Place cabinet into opening with bottom rail resting firmly on bottom board of wooden frame.

3.Position cabinet to achieve proper downward tilt for water removal. Unit must tilt back 5/16" to 3/8" for proper water drainage. (See FIG.5 below.)

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FIG.5

FIG.6

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WOOD SCREW

Side Louvers

Refer to Step 5 of Window Mounting for assembly of support brackets. Nail a wooden strip to the outside wall for the angle sill bracket to rest upon. See Fig. 7.

5. Screw or nail cabinet to wooden frame using shims as needed to eliminate cabinet distortion. See Fig. 8. Remember to maintain proper tilt as described in Step 3.

7

Installation Instructions

Support bracket

Sill angle bracket

Wooden strip

6. Install air conditioner into cabinet by following all steps in Step 9 of Window Mounting.

OPTIONAL: Caulking and installation of trim on interior wall may be done. You can buy wood from your local lumber or hardware supply. On the outside, caulk opendings around top and sides of cabinet, and all sides of wood sleeve to the opening.

NOTE:

See Step 5, Item 4 of Window Mounting Instructions for bottom rail seal location.

Masonry Construction

1.Cut or build a wall opening in the masonry wall similar to the frame construction (refer to Step 2 of Thru-the-Wall

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2.Secure cabinet in place using masonry nails, or the right masonry anchor screws. (Another way to secure cabinet is to build a frame in the masonry wall such as the one shown in Fig. 3 of Step 2 Prepare Wall. Securely anchor frame to

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3.Install a lintel to support masonry wall above cabinet. Existing holes in cabinet can be used and/or additions holes can be drilled to fasten cabinet at various positions. Be sure that side louver clearance is in accordance with Step 1 Select Wall Location.

4.Install exterior cabinet support brackets as shown in Step 3 of Thru-the-Wall Installation. Caulk or flash if needed, to provide a weather-tight seal around top and sides of cabinet.

5.To complete installation, apply wood trim molding around room side projection of cabinet.

8