Reply to:   RE>>FW- Electrical Safety

Keith put it in a nutshell.  There was quite a tangent developed.

UL has refurbished equipment programs for a limited number of types of 
equipment, but do involve entanglements, similar to those Tania mentioned.  
They are designed to look official and rigorous (and are), for the sake of 
corporate and tort lawyers.

An AHJ won't generally enter an established residence to look at certification 
stickers on refrigerators and traceability of repairs and service.  But OSHA 
might enter Johnny's work shop to check on the conditions there, which is more 
to, but still not the point.

Johnny -

Don't jury-rig anything; replace power cords that are worn, cracked or show any 
kind of damage and use a proper strain-relief, at least equivalent to what was 
on the product when new (if you can even find that out); an insulating mat may 
or may not be of any use;  GFCIs can't be emphasized enough to protect your 
repair personnel and could also serve as a very basic indicator of problems in 
the equipment;  dielectric and leakage current testers might be a good idea, 
but you'll need to learn how to use them properly and safely.

Don't forget: R12 has special EPA handling requirements and the type of 
equipment needed to meet regulations is pricey.  My guess is that training 
and/or technician certification might be needed, to avoid fines.

I haven't read the booklet Keith mentions, but you should give it all due 
consideration.  Also, the national government is a good source of a general 
information, so look through what the Government Printing Office has in print 
and ftp offerings.  Use your web browser, if you have one, and perform searches 
on all variants of the kind of information you want.  Use the phone to get 
product information from the OEM.  Visit the local library to see if repair 
manuals are available (SAMS Photofax is a fairly comprehensive array of 
electrical and electronic repair and service information).  If you have a bad 
feeling about an appliance, don't sell it until your confident of its safety.  
Don't assume and don't expect.

The above are my opinions and not necessarily those of Northern Telecom.

Regards,

Peter L. Tarver
Northern Telecom
[email protected]
------------------------------
List-Post: [email protected]
Date: 5/23/96 9:35 PM
To: Tarver, Peter
From: Keith Gershon

   ----- E X T E R N A L L Y  O R I G I N A T E D  M E S S A G E -----

I didn't see where Johnny says he is getting into the refurbishing biz. He
just wants to do some safety tests. Johnny, check out this site:
http://www.asresearch.com
It belongs to a company that puts out some good test gear. Ask them for their
booklet,"A Basic Guide to Electrical Safety Testing" . It is excellent. I
would recommend that you do a polarity / ground continuity test, and a
Ground-Bond test. They sell equipment to do these, and will take you through
the appropriate steps. Good luck.
Keith Gershon
Lawrence Berkeley Lab
[email protected]

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