TIP: Run the unit before it is needed. For example, run the unit in the morning before the area gets hot, and continue to run the unit all day long in order to maintain a low temperature.
Issue | Possible Cause | Solution |
My air conditioner is | Unit is not operating in | Set the unit to be in |
not cooling at all. | cooling mode. | cooling mode, and |
|
| lower the set |
|
| temperature (pg. 13). |
|
|
|
| The compressor is not | The compressor may |
| on. | take up to 3 minutes to |
|
| turn on, or longer if it is |
|
| too warm. |
| The ambient | Lower the room |
| temperature is too | temperature to be |
| high. | below 90°F degrees. |
| The filter may be dusty | Clean the filters. |
| or blocked. | (pg. 16) |
| Blocked exhaust port. | Remove any |
|
| obstructions in the |
|
| exhaust hose and port. |
My air conditioner | The unit is not vented. | The unit must be |
blows cold air, but |
| vented. (pg. 4) |
does not lower the | The area of the room | Minimize the size of |
room temperature. | is too large. | the area to be cooled, |
|
| i.e. adding a drop |
|
| ceiling. Use more than |
|
| one unit to cool the |
|
| area, or use a larger |
|
| unit. |
| Open windows and | Close any open doors |
| doors. | and windows. |
| Too many heat | Remove or shut off |
| sources. | additional heat |
|
| sources such as radio |
|
| equipment, servers, |
|
| etc. |
| The room/garage may | Properly insulate the |
| be inadequately | room to be cooled, i.e. |
| insulated. | using fiberglass. |
| The ambient | The unit may not work |
| temperature is too | if the room |
| high. | temperature is above |
|
| 90°F. |
| Direct sunlight is | Close curtains or pull |
| heating the room. | down blinds, and |
|
| minimize the direct |
|
| sunlight into the room. |
| The filter may be dusty | Clean the filter and |
| or blocked. | replace it if needed. |
| Dirty condenser coils. | Carefully vacuum the |
|
| coils clean. |
| Obstructed air intake | Remove anything |
| or exhaust ports. | blocking the ports. |
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