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PRELIMINARY INSTRUCTIONS – STORM WINDOW REQUIREMENTS
Before installing, check the dimensions of your window to make sure the unit will fit. Refer to Table 1.
Sides and rear of unit needs to be clear of obstacles to allow airflow through condenser.
The rear of the unit must be outdoors, not inside a building or garage.
Save carton and installation instructions for future reference. The carton is the best way to store unit during
winter, or when not in use.
Please read ALL instructions before installing.
Two people are recommended to install this product.
If a new electrical outlet is required, have the outlet installed by a qualified electrician before installing unit.
Table 1
Model
WA-1511S / WA-1811S
WA-2211S / WA-2511S
Minimum vertical opening
18.5 inches
19.5 inches
Minimum width
26.5 inches
31 inches
Maximum width
40.5 inches
42 inches
1. Check window opening size – the mounting parts furnished with this air conditioner are made to install in a
wooden sill double-hung window. The standard parts are for window dimensions listed above. Open sash to a
minimum of 19 inches (483mm). See Fig 1.
2. Check condition of window – all wood parts of window must be in good shape and be able to firmly hold the
needed screws. If not, make repairs prior to installing unit.
3. Check your storm window – if your storm window frame does not provide the required clearance, correct by
adding a piece of wood as shown in Fig. 2, or by removing storm window.
4. Check for anything that could block airflow – check area outside of window for possible obstructions, such
as shrubs, trees or awnings. Inside, be sure furniture, drapes or blinds are away from air vents for proper
airflow.
5. Check the available electrical service – Power supply must be the same as that shown on the unit’s serial
nameplate. Power cord is 48 inches long, be sure you have an outlet within reach.
6. Carefully unpack air conditioner – remove all packing material. Protect floor or carpet from damage. It is
recommended to have two people moving and installing this unit.
CAUTION: When handling the unit, be cautious to avoid cuts from sharp metal edges and aluminum
fins on front and rear coils.
