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Thread: Could someone trace a wire for me please?

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Posts: 11-18 of 18
2008-07-24 18:22:05
#11
Well I literally know why the resistor is mounted in the blower itself. It was leaning on my carpet and it burned it. LOL?!
2008-07-24 19:29:58
#12
i just had to replace my heater-fan switch too.. when i took it out i found it all melted ... i'll be very interested to see what you find.
2008-07-24 20:26:50
#13
Make sure that the resistor is locked in place using the 2 locking tabs on it. It is mounted into the blower b/c it controls the speed by applying resistance to the blower motor based on the signal from the switch. If its not mounted in the blower, Im surprised that it worked at all (since its not truly connected)..
2008-07-25 03:08:13
#14
Originally Posted by DC
Make sure that the resistor is locked in place using the 2 locking tabs on it. It is mounted into the blower b/c it controls the speed by applying resistance to the blower motor based on the signal from the switch. If its not mounted in the blower, Im surprised that it worked at all (since its not truly connected)..


I think it is mounted into the blower because it gets hot as all hell. The blower cools it off.
2008-07-25 03:20:33
#15
Scotty, see if this applies to the B13 as well?
http://newsgroups.derkeiler.com/Archive/Rec/rec.autos.tech/2007-03/msg00602.html
2008-07-25 17:15:13
#16
Nope, not really in the B13. The blower gets direct power separately from the fuse box connection (see diagram for Blower Blue/Red connection). The blue/white wire controls the blower speed by applying resistance from the fan resistor. But the fan motor still gets the high amperages.. I dont think the power amps reaches the switch b/c of a built-in diode in the resistor. But if the resistor is bad/blown, its possible to also fry the switch...

Agreed.. The fan resistor also gets very hot due to the current amps going thru it too... Thats why the new resistor was redesigned to a smaller resistor panel with better internal heat-resistant components (from part # 27150-62J00 to # 27150-62J01 to # 27150-62J60).

How did your blower resistor fall out of the blower??
2008-07-26 04:44:36
#17
I took it out.
2008-07-26 05:33:34
#18
You have a PM..
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