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I have a Weil McLain Ultra boiler that I use for both
I have a Weil McLain Ultra boiler that I use for both radiant heating and hot water. Our hot water temp for hand washing, etc is to high. How do I adjust? The system was installed in 2007. … read more
Rick
Rick
HVAC Supervisor
24,868 satisfied customers
Our unit thermostat is set at 74 degrees but the temp on the
our unit thermostat is set at 74 degrees but the temp on the thermostat shows 66 degrees. There is little or no heat emitting from the exhaust vent. We live in Big Timber Montana. … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I have Weil Mclain Boiler Ultra with Weil Mclain Utra indirect
I have Weil Mclain Boiler Ultra with Weil Mclain Utra indirect water heater Im getting some very high pitch sound when Boiler in Modulation What can be the cause for this, everything seems fine but th… read more
Rick
Rick
HVAC Supervisor
24,868 satisfied customers
WHATS THE MOST EFFICIENT AND COST EFFECTIVE WAY OF INSTALLING
WHATS THE MOST EFFICIENT AND COST EFFECTIVE WAY OF INSTALLING (1) RADIANT UNDERSLAB ZONE, (2) RADIANT STAPLE UP ZONES, (2) HIGH TEMP BASEBOARD HEAT ZONES, AND INDIRECT HOT WATER HEATER ZONE WITH A WEI… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
I have a Weil-Mclain Ultra gas fired boiler and a Weil-Mclain
I have a Weil-Mclain Ultra gas fired boiler and a Weil-Mclain holding tank. The water is scalding hot at the tap. The factory setting is 140 degrees. Do I simply lower the factory setting to adjust th… read more
Rick
Rick
HVAC Supervisor
24,868 satisfied customers
I have a Weil McLain ultra series boiler that is licking out
I have a Weil McLain ultra series boiler that is licking out with a 6 -9 combination flashing. I have to manually reset. What do you think is the problem. Should I have the control board replaced. The… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I need the replace the boiler in my home in St. Louis, Missouri
I need the replace the boiler in my home in St. Louis, Missouri which has hot water heat and radiators. My home is a two-story, single-family residences, built in 1918, and has about 3,000 square feet… read more
Rick
Rick
HVAC Supervisor
24,868 satisfied customers
I have a 17 yr old Weil McLain propane gas furnace, Model CG
I have a 17 yr old Weil McLain propane gas furnace, Model CG - SPDL, Series 11. I am considering getting a new, more efficient furnace, and need some guidance. thanks, robert… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I am planning to install a new efficiency gas fied modulating
I am planning to install a new efficiency gas fied modulating boiler with outdoor reset control. I would relace my 23 year old utica 150000btu and 50 gal XXXXX XXXXX water heater with a buderus GB 142… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a crew coming tomorrow to install a new Weil-McLain
I have a crew coming tomorrow to install a new Weil-McLain PUO#3 Ultra oil boiler with a Beckett NX flame retention burner. I just discovered it has an AFUE rating of only 86%, which makes it ineligib… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I programmed my weil mclain boiler but it stays in standby
I programmed my weil mclain boiler but it stays in standby mode. How do I correct that to accept the priority 3 settings… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
Have a Weil McLain Ultra Boiler that gets a hard lockout from
Have a Weil McLain Ultra Boiler that gets a"hard lockout" from time to time with an error code of "E 04". The boiler will not restart unless the reset button is pressed. The manual lists "E 04" as "Er… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
I have no heat. I have a weil mclain gas boiler with a taco
I have no heat. I have a weil mclain gas boiler with a taco 506 six zone relay. My indirect water heater is on priority zone whicch is working. My other thermostats wont call for heat. If i turn up th… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
I am going to list the items used in this application 1.
I am going to list the items used in this application: 1. Weil-McLain Ultra 155 with PHD technology (Gas fired) 2. Weil-Mclain Plus-Line 80 Indirect fired water heater 3. 8-Taco 007 circulators for zo… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a 1500 sq. ft home with oil steam heat, Im converting
I have a 1500 sq. ft home with oil steam heat, I'm converting to natural gas and need reccomendations for a gas fired high effeciency steam boiler.… read more
Rick
Rick
HVAC Supervisor
24,868 satisfied customers
I have a Weil-McLain oil fired boiler with tankless coil. It
I have a Weil-McLain oil fired boiler with tankless coil. It takes about a minute of flow before anti-scald valve drops the temperature to safe level. Contractor suggests adding a heat exchanger tank … read more
Rick
Rick
HVAC Supervisor
24,868 satisfied customers
Im looking for an energy star gas boiler and indirect hw heater
I'm looking for an energy star gas boiler and indirect hw heater (35-40gal). I need about 70-80k btu. Which manufacturer and model would be rec0mmended?… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,209 satisfied customers
Mark or Jim, the following are the answers to your questions My
Mark or Jim, the following are the answers to your questions: My two Questions are: 1. Is there any reason that we should not fed the steam header from either or both ends of this maybe 6 foot long st… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
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Meet the Experts:

Phil

Phil

Mechanical Engineer

7,634 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

HVAC Technician

1,024 satisfied customers

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

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Rick Ridley

Rick Ridley

UK Heating Engineer

871 satisfied customers

Retired But have had 30 years on the tools, Ex CORGI

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

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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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