[Hai-users] Lifespan of RC-80s and monitoring service question

[Byron Peebles]

Main panel where the big fat wire comes in.

Brad wrote:

>Tom, if an install has 3 sub panels plus the main panel, should a surge
>protector be installed at each sub panel?
>
>-----Original Message-----
>From: hai-users-bounces at tssi.com [mailto:hai-users-bounces at tssi.com] On
>Behalf Of Tom Morgan
>Sent: Monday, November 20, 2006 12:06 PM
>To: hai-users at tssi.com
>Subject: [Hai-users] Lifespan of RC-80s and monitoring service question
>
>One thing to note about RC80's, electrically speaking, it is 'a sitting
>duck.'  It sits between the HVAC transformer and the HAI transformer and
>there is tons of wire.  I have 2 strong recommendations:
>- Install whole house surge (Like the Leviton 51110-1 $45.33)
>- Review your grounding.  The HAI controller MUST be grounded. When not
>properly grounded it is not uncommon to have thermostats fail.
>
>Before I followed the advice above I lost 2 thermostats at my home and 2 at
>my parents.  After making the above changes we have not lost a thermostat in
>over 5 years.
>
>Thomas Morgan
>Vice President, Worthington University
>Chief Technical Officer, Worthington Distribution
>www.worthingtonsolutions.com
>570-226-8864
>
>For orders:
>800-282-8864
>
>
>
>Why are you losing the RC-80's what is happening?  Maybe you need an
>isolation relay (HAI product) if it is being fried somehow.  Give me some
>more details I might be able to offer you some assistance in
>troubleshooting.  I helped figure out a problem with 128 RC-80 thermostats
>in an apartment complex, your situation should be simpler to figure out.
>
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>
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>  
>