The fan for my heat/AC has 4 speeds, however 1,2 & 3 don't work but 4 does. Is it the switch or what?
Aug 10, 2011 at 10:14 PM
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KHLOW2008
CERTIFIED EXPERT
41,814 POSTS
Should be the resistor
Aug 10, 2011 at 10:19 PM
TOM623
MEMBER
2 POSTS
Thank You KHLow2008.
Aug 11, 2011 at 1:02 AM
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CADIEMAN
CERTIFIED EXPERT
3,544 POSTS
its in the outside a/c case.it has a harness to it.put the fan on high and when you unplug it the fan will stop.remove it you will see 4 resistors on it.