haier ESA3067 - Manual (Page 15)

Before you install your air conditioner, check the following:
1) The unit is free of all obstrucitons inside and outside the room, e.g. drapes, curtains,
furniture, plants, shrubs, bushes, trees, other structures like buildings, garage, etc.
The air conditioner must have a clear, unbostructed airflow through the condenser to
remove heat.
2) The window is strong enough to hold the weight of the air conditioner. Extra brackets
or supports may be needed depending on your windows. (Brackets or supports not
provided in all models)
3) The windowsill and track are strong enough to hold the weigh of the air conditioner.
4) The wall is strong enough to hold the unit. Extra brackets or supports may be needed
depending on the wall. (Brackets or supports not provided in all models)
5) There is adequate and proper power supply near the air conditioner.
6) DO NOT use adapter plugs.
7) DO NOT use extension cords.
8) DO NOT cut or remove the ground prong.
9) DO NOT modify the plug or the electrical wall outlet in any way. If plug does not
fit the electrical outlet have a certified electrician do the necessary change.
10) DO NOT connect electrical power to the unit before installation.
11) DO NOT use if power cord is worn out, frayed or otherwise damaged. Avoid using
if there are cracks or abrasion damage along the length, plug or connection.
12) Be careful of exposed sharp edges of the cabinet and sharp coils (fins) on the
back of the unit that could cut and cause serious injury.