[Healeys] 100 heater motor or switch problem

i erbs eyera3000 at gmail.com
Thu Oct 25 12:41:57 MDT 2018

Is it painted or enameled?
Ira Erbs
      _______                                  _______
     (______ \____1959 BN4____/ _______)
          BT7 engine and disk brakes

1967 MGB  [image: MG]

A racing car is an animal with a thousand adjustments. Mario Andretti
Please excuse random auto corrects and misspelled words

On Thu, Oct 25, 2018 at 11:31 AM Michael Oritt <michael.oritt at gmail.com>

> The fan motor in my heater worked nicely all summer but naturally chose to
> crap out once cooler weather arrived a few days ago and I'd like some
> advice from those 100 drivers who have previously removed/remounted their
> heaters.
> I have verified that power is getting to the heater lead from the fusebox
> I installed in the engine compartment, and the green wire disappears into
> and through the firewall, apparently intact Without disassembling the
> heater I cannot access the rheostat switch to trace whether it or the motor
> is the issue and before I pop off the three spring clips that seem to hold
> the heater faceplate to the rear plate I would like to know that doing so
> will allow me to get to the heater's innards.
> Also I would appreciate learning whether reassembly is the reverse of
> disassembly as those clips, esp. the one at the 12:00 o'clock position, do
> not look like they will be easy to get back into place with the heater
> mounted to the firewall, which leads me to my last question: How is the
> heater unit fixed to and removed from the car should I need to access the
> fan motor? Aside from one screw going through an ell-bracket at the top of
> the faceplate I see no other fasteners projecting through the firewall.
> Thanks in advance--Michael Oritt
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