Page 1
Installation Instructions
READ BEFORE INSTALLING UNIT
MS II Window Mounting
YOurair conditioner is designed to install in standard
double hung wiudows with opening widths of 23 to 36
inches (584 mm to 914 ram) (FIG. 1)
Lower sash must open sufficiently to allow a clear vertical
opening of 14-1/2 inches (368 ram). Side louvers and the
rear of the AC nlust have clear air space to allow
enongh airflow throngh the condenser; for heat removal.
The rear of the unit must be outdoors, not inside a
building or garage.
Fig ]
NOTE: SAVE CARTON and these INSTALLATION
INSTRUCTIONS for future reference. The carton is the
best way to store unit during winter, or when not in use.
Some asse nbl5 s eqa ed. Please ead these last let ols
carefully.
,f
Mounting Hardware
3/4"screws
lock frame
sash lock
Qty.
7
.......................... j/
When handling unit, be careful to avoid cuts
fronl sharp metal edges and aluminum fins on
front and rear coils.
Before installing unit, the top rail nmst be
assembled on the unit.
Top Rail Hardware Qty.
3/8" Screw 4
Top Rail 1
TOOL NEEDED:
• Phillips Scl'ewdriver
A, Remove the air
conditioner from the
cartou and place oil a
fiat surh,ce.
B. Remove top rail from
the bottom of the
packaging material as
shown m Fig. A
C. Align the hole in the
top rail with those in
the top of the unit as
shown in Fig. B
D. Secure the top rail to
the unit with the 3/8"
Sclvws as showu ill
Fig. C
Fig. A
Top Rail
TOOLS NEEDED:
• Phillips Screw Driver
• Drill (If pilot holes are ueeded/
NOTE: FOR SAFETY REASONS, ALL
FOUR (4) SCREWS MUST BE SECURELY
FASTENED.
P/N 66129901123
Page 2
How to Install
NOTE: Top Rail and Sliding Panels at each side are
offset to provide the proper pitch to the rear of (5/16").
This is necessary for proper condensed water utilization
and drainage. If you are not using the Side Panels for
any reason, this pitch to tile rear must be maintained!
Place unit on flooL\ a bench or a table. There is a
Left and Right Window Filler Panel - be sure to
use the proper panel for each side.When installed
the flange for securing the panel in place to the window sill
will be facing into tile room.
A. Hold the
Accordion
Panel m one
hand and
gently pull
back the
center to free
tile open end.
See Figure 2.
C.
Once tile panel
has been
installed on tile
side of tile
cabinet, make
sure it sits
securely inside
the frame
channel by
making slight
adjustments. Slide the top and bottom ends of the frame
into the top and bottom rails of tile cabinet. Figure 5.
D. Slide the panel all tile way in and repeat on the other
side.
NOTE: If storm window blocks AC, see FIG. 14.
Keep a filial grip on the airconditioner, carefully
place the unit into the windo_ opening so the
bottom of the air conditiouer frame is against the
window sill (FIG. 6 & FIG. 6A). Carefnlly close the
window behind the top rail of the unit.
B. Slide the fl'ee end ('T'section/of the panel into tile
cabinet as shown in Figures 3A, 3B & 4. Slide the
panel down. Be sure to leave enough space to slip the
top and bottom of the frame into the rails on the cabinet.
WINDOWSILL
Extend the side panels out a_ainst the window
frame (FIG. 7).
Page 3
Place the frame lock between the frame
extensions and the window sill as shown
(Fig. 8). Drive 3/4" (19 ram) locking
screws through the frame lock and into the sill
(FIG. 9). NOTE: To prevent window sill from
splitting, drill 1/8" (3 ram) pilot holes before
driving screws.
Cut foam seal and insert in the space
between the upper and lower sashes
(FIG. 13).
Drive 1/2" (13 ram) locking screws
through frame holes into window sash
(FIG. 10/11).
To secure lower sash in place, attach right
angle sash lock with 3/4" (19 ram) screw
................................................as shown (FIG. 12).
IfAC is Blocked by Storm
Window
Add wood as shown in FIG. 14, or remove storm
window before air conditioner is installed.
FIG. 14
STORMWINDOW
FRAME
OR OTHER
SASH
11/2"MIN
BOARD
THICKNESS
AS REQUIRED,
FOR PROPER
PITCH TO
REAR, ALONG
ENTIRE SiLL
FASTEN WITH
NAILS OR
SCREWS.
If Storm Window Frame must remain, be sure the
drain holes or slots are not caulked or painted
shut.Accumulated Rain Water or Condensation
nmst be allowed to drain out.
Removing AC From
Window
* Turn AC off, and disconnect power cord.
* Remove sash seal from between windows,
and unscrew sash lock.
* Remove screws installed through frame and
frame lock.
* Close (slide) side panels into fi'ame.
* Keeping a firm grip on air conditioner, raise
sash and careflllly "rock" air conditioner
backward to drain any condensate water in
base of unit. Be careful not to spill any
remaining water while lifting unit from
window. Store parts WITH air conditioner.
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