Depending on local codes and the installer you should have a wall switch near the furnace.
Carrier furnace filters how to change.
What size filter should i use for my carrier 58mca furnace.
Turn off your furnace before checking or replacing the filter.
Filters are designed to trap dust and airborne particles as air is drawn through the filter and into the furnace system.
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Slide the filter out of the furnace.
Carrier recommends that homeowners check their furnace filters every three to four weeks for optimal furnace performance.
Set the furnace s thermostat to the off position.
If your carrier furnace has a washable filter rinse the filter under cool running water until clean.
This will prevent the furnace from turning on while you are checking or replacing the filter.
If the furnace turns on while there is not filter in it then it can suck up potentially damaging loose debris.
Air filter instructions are listed on page 3.
Here is a link to the user manual for the carrier 48gs.
You should follow the filter manufacturer s recommendations but a good rule of thumb is to inspect your ac filter at least once every 2 3 months.
How do i change the air filter on a carrier 48gs.
Turn off the power supply switch to the carrier gas furnace 58stx.
For example a basic 1 inch air filter will most likely need to be replaced more often than a larger 4 inch filter.
The general rule is to change a furnace filter usually located behind a.