Forum Discussion
down_home
Jul 10, 2017Explorer II
I got ahead of myself so this is edited.
The inside blower may be a squirrel blower.
When ours unit stopped working the fan inside still blew but at low volume. When it finally locked up the capacitor made a lot of noise trying to start the unit before stopping.
The inside fan made no noise to be noticed.
So tun only the fan on. If it blows then your problem may be with the unit cooling fan as described below, in the roof unit.
The cooling unit fan has a large flat fiberglass reinforced disc with blades at the end on a vertical shaft.
Ours began making more noise than usual when we pulled out early last month.
Sounded like something was (in the squirrel cage)when starting and then a good bit of the time. Finally it ad a heck of noise and we thought the ac had seized up and a new one was going to have to be installed.
In Shawnee Coleman was there and when we told them what happened they were on the roof and pulled it apart. The fan had slid down the shaft after 13 years and ground itself into the base pan and locked it self up. They replaced the fan blade/disc and put an extra set screw below it, in the shaft. It won't come loose again.
Now your problem may be entirely different but this is a possibility.
He said the Ac units themselves very seldom go bad.
The inside blower may be a squirrel blower.
When ours unit stopped working the fan inside still blew but at low volume. When it finally locked up the capacitor made a lot of noise trying to start the unit before stopping.
The inside fan made no noise to be noticed.
So tun only the fan on. If it blows then your problem may be with the unit cooling fan as described below, in the roof unit.
The cooling unit fan has a large flat fiberglass reinforced disc with blades at the end on a vertical shaft.
Ours began making more noise than usual when we pulled out early last month.
Sounded like something was (in the squirrel cage)when starting and then a good bit of the time. Finally it ad a heck of noise and we thought the ac had seized up and a new one was going to have to be installed.
In Shawnee Coleman was there and when we told them what happened they were on the roof and pulled it apart. The fan had slid down the shaft after 13 years and ground itself into the base pan and locked it self up. They replaced the fan blade/disc and put an extra set screw below it, in the shaft. It won't come loose again.
Now your problem may be entirely different but this is a possibility.
He said the Ac units themselves very seldom go bad.
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