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We're installing a Lochinvar 50 gal propane powered WH in a
Good morning. We're installing a Lochinvar 50 gal propane powered WH in a residence that is insulated with closed cell spray foam. How does this unit need to be vented and how to allow make up air for… read more
Rick
Rick
Supervisor
28,644 satisfied customers
I have a Lochinvar WHN 55 which has run perfectly since
I have a Lochinvar WHN 55 which has run perfectly since installation 4 years ago. Now it fires fine for DHW, but not for SH. The Honeywell Aquatrol responds to the thermostats and opens the valves to … read more
Phil
Phil
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Degree, Mech Engr Technology
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I am going to replace a hot water boiler in my 1903 house,
I am going to replace a hot water boiler in my 1903 house, and I have two bids, on spec-ing a Lochinvar KBN151 and the other a WeilMcClain GV90+6 … read more
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Rick
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A boiler failed a draft test. -6. We need -15 for state program.
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I see you answered a similar question 3 years ago. My Burnham
I see you answered a similar question 3 years ago. My Burnham Alpine boiler has started making a rumbling/whining noise when it cuts off. I had someone out to look at it, and he suggested that the ind… read more
Phil
Phil
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the lochinvar knight boiler i have has been working pretty
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Andrew Smith
Andrew Smith
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Vocational, Technical or Trade Scho
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I have a 9 yr-old Goodman GMT045-3A furnace. My home warranty
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BillyHvac
BillyHvac
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Rick
Rick
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I have a lochinvar boiler - installed new 2 years ago. Electronic
I have a lochinvar boiler - installed new 2 years ago. Electronic spark ignites the pilot but no main flame. Unit times out and stops.… read more
Jerry M.
Jerry M.
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High School or GED
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My Lochinvar Knight Boiler is displaying a message of "Service
My Lochinvar Knight Boiler is displaying a message of "Service Due" I have had the boiler for 4 years and have never had any problems with it. Is there regular servicing that should be performed on th… read more
gotoman for ac
gotoman for ac
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Our furnace is 10 years old, it has been making a "howling
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Tim H.
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I have a Bryant 398 A Deluxe Gas Fired Condensing Furnace.
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BillyHvac
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Hello I am ordering a Burnham Gas Boiler 164,000 BTU 81.7%
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BillyHvac
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I need to replace my steam boiler for my Washington, DC house
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Rick
Rick
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Our church is having a problem with a Lochinvar boiler that
Our church is having a problem with a Lochinvar boiler that was installed in 2008. Presently the boiler has a venting system that is 85 feet long. The boiler is hooked up to an older boiler with the t… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
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wich furness is better a lochinvar model KBN500 or Buderus
wich furness is better a lochinvar model KBN500 or Buderus modle GB12 thanks for your time Gino… read more
Rick Mather
Rick Mather
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Vocational, Technical or Trade Scho
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I have a carrier weathermaker 9200. It has never given me
I have a carrier weathermaker 9200. It has never given me any trouble. A week ago, while i was out of town, it shut off. My wife became very scared as we have 3 small children and the house temp dropp… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
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I am buying a new boiler for my house. I am considering two
I am buying a new boiler for my house. I am considering two brands although I would consider other brands. Could you please compare the two I have in mind-advantages and disadvantages of each. And giv… read more
Rick
Rick
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Meet the Experts:

Phil

Phil

Mechanical Engineer

8,427 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

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I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

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12 years install/service experience.

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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