Except for the part 'Only new sprinklers shall be installed' which has been 
around for a long time.  Many would argue you have never been allowed to 
reinstall sprinklers.  Yes, I know there is a lot of don't ask don't tell out 
there.  Current edition provides clarification of the phrase only new 
sprinklers shall be installed.  I don't see it as a change.  The interpretation 
that if you pull the drop and never touch the sprinkler I'd even argue is a 
little sketchy. The point of the new section is damage can occur when you mess 
with the head.  If you lay the drop with a head on a table or throw (carefully) 
in a bucket in my mind you have risked damage.  If asked I'd say even in that 
case you need a new head per the code.  

Chris Cahill, PE*
Senior Fire Protection Engineer 
Burns & McDonnell
8201 Norman Center Drive
Bloomington, MN 55437
Phone:  952.656.3652
Fax:  952.229.2923
[email protected]
www.burnsmcd.com

Proud to be one of FORTUNE's 100 Best Companies to Work For
*Registered in: MN




-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Thomas Watt
Sent: Thursday, September 05, 2013 9:28 AM
To: [email protected]
Subject: Re: removing sprinkler on drop

Im with Greg. I have reinstalled thousands of heads without issue. What is the 
justification for this requirement?


On Thursday, September 5, 2013, Greg McGahan <[email protected]> wrote:
> its ALL ridiculous if you ask me....
> it is a waste of resources
>
>
> On Thu, Sep 5, 2013 at 7:53 AM, Brad Casterline 
><[email protected]
>wrote:
>
>> There is wording somewhere that supports NOT...
>>
>> -----Original Message-----
>> From: Todd - Work [mailto:[email protected]]
>> Sent: Thursday, September 05, 2013 7:48 AM
>> To: [email protected]
>> Subject: removing sprinkler on drop
>>
>> I am working on a project where we have to add heads above an 
>> existing ceiling on an existing system. The pendant heads are fed on swing 
>> joints.
>> My
>> plan is to have them removes the drops (with sprinkler in them) 
>> replace
the
>> 1" elbow with a tee and re-install the drops. The question came up 
>> about replacing the pendant heads. They were not removed from the 
>> pipe but the pipe with head was removed from the system. I never 
>> thought about this before and can see arguments on both sides. Replace the 
>> pendants or not?
>>
>> Todd G Williams, PE
>> Fire Protection Design/Consulting
>> Stonington, CT
>> www.fpdc.com
>> _______________________________________________
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>>
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>
>
>
> --
> Greg McGahan
> Living Water Fire Protection, LLC <http://www.livingwaterfp.com>
> 1160 McKenzie Road
> Cantonment, FL 32533
> 850-937-1850
> fax 850-937-1852
> _______________________________________________
> Sprinklerforum mailing list
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>
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>
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