103 efficiency Condensing Gas boiler Manufacturer since

  • Lochinvar boiler troubleshooting | AllBoiler

    Verify that the boiler is piped properly into the heating system. Check for voltage to the boiler pump motor on a call for heat. If voltage is not present, check the wiring back to the pump relay. Replace the pump relay if necessary. If 120 VAC is present on a call for heat and the boiler pump is not operating, replace the pump.Get Price

  • Lochinvar - Boilers - Ferguson

    Shop for Lochinvar in Boilers at Ferguson. Ferguson is the #1 US plumbing supply company and a top distributor of HVAC parts, waterworks supplies, and MRO products. BTU Heat Rating. No matching search result. 102000 Btu/h (6) 185000 Btu/h (5) 144000 Btu/h (4) Lochinvar Knight® Commercial and Residential Gas Boiler 399 MBH Natural Gas Get Price

  • Lochinvar WB and WH boilers | Terry Love Plumbing Advice

    Jun 21, 2012 · Joined: Jan 31, 2012. Location: Finger Lakes, NY. I am looking at the WB-051 or WH-055 knight boilers. The biggest differences I see are in the head loss, gallon capacity, and heat exchange surface area. The WB has a head loss of 11.0 at a delta T of 20 deg. while the WH has a loss of only .27.Get Price

  • WHN199 (Lochinvar, Heating) - errorhelp.us

    WHN199 (Lochinvar, Heating) The KNIGHT® Wall Mount, engineered with Lochinvar's exclusive SMART SYSTEM control and an array of other innovative features is far ahead of any heating boiler in its class. It promises and delivers ultimate ease of installation and maintenance. With up to 99% thermal efficiency, low-NOx emissions and a fully Get Price

  • Modulating-condensing boilers - Heating Help

    Jun 18, 2014 · The Lochinvar Knight boiler is rated at 80 psi and the Heat Transfer Products "MOD CON" is rated at 160 psi. The Laars "Neotherm" which uses the same Giannoni heat exchanger as the "MOD CON" is also rated at 160 psi. Brant Wininger replies: All the Knight Boilers are now rated at 160 PSI.Get Price

  • I have a Lochinvar Knight 151 boiler. It is locking out on

    Nov 27, 2010 · I have a taco sr 502 running 2 zones with grundfos circulating pumps from a Lochinvar Knight boiler. Red Light for Zone 2 stays on when there is a heating demand from thermostats 3,4, and 5. Red light … read moreGet Price

  • My Knight wall mount boiler says "Lock Out, No Ignition" I

    My Knight wall mount boiler says "Lock Out, No Ignition" I can see the lighter fire up but then it just clicks off without the box firing. I cleaned off the other sensor, checked the gas supply and air supply. It has done this before but only when it is very cold. It is -20F here in Wasilla, Alaska right now. Can you help?Get Price

  • I have a Lochinvar Knight Boiler and have done maintenance

    I have a Lochinvar Knight Boiler and have done maintenance my self. how to reset screen with no service required, the - Answered by a verified HVAC Technician I have a Lochinvar Knight Wall mount boiler (model WHN155). My old boiler didn't make any noise at all. This new one sounds like a freight train coming.Get Price

  • We have a wall mounted Lochinvar boiler that we use for

    Mar 12, 2017 · We have a wall mounted Lochinvar boiler that we use for the house. It was put in when we installed radiant floor heating. had a power outage. Ww had power outage and when the power came back after a couple of days, the boiler didn't restart. The display say lockout and reset. when I press reset nothing happens.Get Price

  • Lochinvar Knight KBN 105 boiler trouble - DoItYourself.com

    Mar 06, 2015 · The boiler pressure was approx 12-14 before I opened one valve to drain water off. After I replaced the baseboard I tried to purge one first floor zone and was unsuccessful. The boiler gauge shows maybe 1 -2 lbs of pressure. The temperature of the boiler shows approx 170-180 at the highest thermostat request.Get Price

  • Lochinvar boiler error code | AllBoiler

    • Verify that the boiler is piped properly into the heating system. • Check 120 vac to boiler pump motor on a call for heat. If voltage is not present, check wiring back to the main control board. • Replace the main control board if necessary. • If 120 vac is present on a call for heat and the boiler pump is not operating, replace the pump.Get Price

  • Residential Boiler Piping Diagram - Hanenhuusholli

    Jan 21, 2017 · The heating boiler piping diagram at page top courtesy of raypak shows the heating system circulator pump assembly red in our sketch on the return or inlet side of the heating boiler. Tanks and accessories view all. Steam Boiler Banging Hissing And Water Noise Heating Help The Wall Lochinvar Products Knight Water Tube Boiler Product LineGet Price

  • I have a Lochinvar Knight Boiler and have done maintenance

    I have a Lochinvar Knight Boiler and have done maintenance my self. how to reset screen with no service required, the - Answered by a verified HVAC Technician I have a Lochinvar Knight Wall mount boiler (model WHN155). My old boiler didn't make any noise at all. This new one sounds like a freight train coming.Get Price

  • My Lochinvar Knight boiler keeps locking out. The read out

    I purchased a Lochinvar knight Heating Boiler Model KBN151 with Control M-9. I seem to be having trouble with set point to change on the main screen to above (121). I have a Lochinvar knight wall mounted boiler model WBN 081. I am having lockouts with a code of "Outlet Temp Diff" Sensor 1 - 64deg Sensor 2 - 66deg. Thank you for all your Get Price

  • Lochinvar boiler / Knight domestic hot water

    Lochinvar boiler / Knight domestic hot water - intermittent loud banging. Somewhat similar to the problem posed by nikibooks this past January (most recent post March 2), we hear a loud singular banging sound that may happen frequently or infrequently on any day. Original installer who has also performed regular maintenance (system about 6 - 8 Get Price

  • Lochinvar Boilers - SupplyHouse.com - Plumbing, Heating

    69,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Floor Mount) (NG) KHB085N 69,000 BTU Output Knight High Efficiency Boiler w/ Fire Tube Heat Exchanger (Floor Mount) (NG) SKU: KHB085N Lochinvar. SKU: KHB085N. Brand: Lochinvar.Get Price

  • Got a new boiler and its noise is driving us crazy, what

    Some of my family have a Lochinvar boiler with power vent, and it makes some noise, but it's not loud. It's a Knight high efficiency condensing boiler, so I don't think the power vent is a kit. That's just the way it is. If you have a lower efficiency boiler it might require a lot of additional air to work with power vent, to keep the exhaust Get Price

  • Got a new boiler and its noise is driving us crazy, what

    Some of my family have a Lochinvar boiler with power vent, and it makes some noise, but it's not loud. It's a Knight high efficiency condensing boiler, so I don't think the power vent is a kit. That's just the way it is. If you have a lower efficiency boiler it might require a lot of additional air to work with power vent, to keep the exhaust temperature low enough for PVC pipe.Get Price

  • We have a wall mounted Lochinvar boiler that we use for

    Mar 12, 2017 · We have a wall mounted Lochinvar boiler that we use for the house. It was put in when we installed radiant floor heating. had a power outage. Ww had power outage and when the power came back after a couple of days, the boiler didn't restart. The display say lockout and reset. when I press reset nothing happens.Get Price

  • Lochinvar boiler troubleshooting | AllBoiler

    Verify that the boiler is piped properly into the heating system. Check for voltage to the boiler pump motor on a call for heat. If voltage is not present, check wiring back to the pump relay. Replace the pump relay if necessary. If 120 VAC is present on a call for heat and the boiler pump is not operating, replace the pump.Get Price

  • My Lochinvar Knight boiler keeps locking out. The read out

    I purchased a Lochinvar knight Heating Boiler Model KBN151 with Control M-9. I seem to be having trouble with set point to change on the main screen to above (121). I have a Lochinvar knight wall mounted boiler model WBN 081. I am having lockouts with a code of "Outlet Temp Diff" Sensor 1 - 64deg Sensor 2 - 66deg. Thank you for all your Get Price

  • Crest Condensing Boiler | Commercial Boilers - Lochinvar

    CREST boilers are equipped with a top-mounted micro-metal fiber burner, engineered specifically for fire-tube technology. The system is designed to ensure smooth, quiet modulating combustion with up to 25:1 turndown. CREST is designed for efficiency to reduce your customer's fuel bills. Reduce Installation Cost with Variable Flow Technology.Get Price

  • Lochinvar knight boiler noise — Heating Help: The Wall

    Lochinvar bad vibration My vent tube is about 5', with 8 inches coming out of boiler, 90 degree elbow, 45 inches up, 90 degree elbow, then 8 inches out to outside surface of the wall. I am using 4" pipe for both air and vent. I would like to extend the …Get Price

  • lochinvar knight boiler - thebreadandboard.com

    Noble, Lochinvar's first-ever value-inspired boiler, comes with many of the industry-leading features you would expect to find in a Lochinvar residential boiler. Lochinvar's Knight wall-hung condensing boilers come in many sizes ranging from 55,000 BTU's to 399,000 BTU's to fit any size project. Our Price: $20.80 .Get Price

  • Hydronic Happenings: May 2009

    The Summit House, a mid size apartment complex in Arlington, MA upgraded their heating system from aging Hydrotherm's to Lochinvar Knight XL's last fall. They installed 3 KBN500 boilers to handle the heating and Squire indirect water heaters for …Get Price

  • My Lochinvar Knight boiler keeps locking out. The read out

    I purchased a Lochinvar knight Heating Boiler Model KBN151 with Control M-9. I seem to be having trouble with set point to change on the main screen to above (121). I have a Lochinvar knight wall mounted boiler model WBN 081. I am having lockouts with a code of "Outlet Temp Diff" Sensor 1 - 64deg Sensor 2 - 66deg. Thank you for all your Get Price

  • Lochinvar Boiler Reviews Quality Efficiency Ratings 2021

    Jul 05, 2015 · We have a Lochinvar Knight wall mount high eff. boiler that has had several problems from the start.Installed Kefid10 it ran for 3 yrs.and had several problems;Was told to replace the main wiring harness to resolve a lockout issue to no avail.Had to replace the main circuit board which was extremely expensive,before the lockout went away.Get Price

  • THE BEST KNIGHT EVER - Lochinvar, LLC

    KNIGHT PRODUCT TIMELINE ALWAYS LEADING THE CHARGE Introduced in 2005, the KNIGHT® boiler was a major step forward for Lochinvar. Designed for both new construction and replacement applications, the KNIGHT quickly became recognized by the industry as the gold standard for installation flexibility and ease of serviceability.Get Price

  • Problem with Lochinvar Knight Boiler - HVAC-Talk: Heating

    Dec 04, 2009 · Problem with Lochinvar Knight Boiler. I installed a Knight KBN399 High Altitude Boiler (6000 ft elevation) at a friends house and I'm having a problem during the Domestic Heat Cycle. The boiler is performing 3 functions: Heating the house, Domestic Hot Water & Snow Melt. The unit is oversized due to some bad info I was given by my supply house Get Price

  • lochinvar knight boiler - thebreadandboard.com

    Noble, Lochinvar's first-ever value-inspired boiler, comes with many of the industry-leading features you would expect to find in a Lochinvar residential boiler. Lochinvar's Knight wall-hung condensing boilers come in many sizes ranging from 55,000 BTU's to 399,000 BTU's to fit any size project. Our Price: $20.80 .Get Price

  • Lochinvar Boiler Reviews Quality Efficiency Ratings 2021

    Jul 05, 2015 · We have a Lochinvar Knight wall mount high eff. boiler that has had several problems from the start.Installed Liming10 it ran for 3 yrs.and had several problems;Was told to replace the main wiring harness to resolve a lockout issue to no avail.Had to replace the main circuit board which was extremely expensive,before the lockout went away.Get Price

  • Vibrations from wall-hung combi are driving me crazy

    Nov 12, 2013 · For the record, I was leaning toward a mod/con boiler with an indirect DHW tanks (Lochinvar Knight) but was convinced by one of the experts to consider the CH-240 (or another tankless combi). I have, of course, second-guessed my decision, but I don't want to dig too deep into that now, since I've already bought and installed the Navien.Get Price

  • Troubleshooting Boiler Lochinvar [GC1E9K]

    Apr 08, 2021 · Search: Lochinvar Boiler Troubleshooting. About Boiler Lochinvar Troubleshooting . Included in our extensive selection of heating products are high efficiency gas-fired residential boilers, including the only American-made atmospheric gas boiler, the ES2™, …Get Price

  • Lochinvar High Efficiency Boilers & Water Heaters | Lochinvar

    Boilers. Floor-standing and wall-hung gas-fired condensing boilers with outputs ranging from 41 to 576 kW. Water heaters. A wide choice of high-efficiency water heaters providing installation flexibility with hourly water outputs ranging form 76 to …Get Price

  • Lochinvar boiler howling after DHW call — Heating Help

    The boiler heats the DWH to the 120* setpoint and ends the call for heat. The Taco board then kills power to the DHW circulator and powers back up the space heat circulators. Meanwhile the boiler reduces the heating setpoint to 110* or whatever it …Get Price

  • Problem with Lochinvar Knight Boiler - HVAC-Talk: Heating

    Dec 04, 2009 · Problem with Lochinvar Knight Boiler. I installed a Knight KBN399 High Altitude Boiler (6000 ft elevation) at a friends house and I'm having a problem during the Domestic Heat Cycle. The boiler is performing 3 functions: Heating the house, Domestic Hot Water & Snow Melt. The unit is oversized due to some bad info I was given by my supply house Get Price

  • Hot Water Solutions Since 1939 | Lochinvar | Lochinvar

    Copper-Fin2® Pool Heaters Help World's Top Swimmers Compete. Arena and convention center look to Lochinvar for accurate, dependable pool heating for world-class swimming trials. View Article. Lochinvar Unveils CREST® Condensing Boiler with Hellcat™ Combustion Technology. Cutting-edge technology automatically adjusts combustion to Get Price

  • Lochinvar WB and WH boilers | Terry Love Plumbing Advice

    Jun 21, 2012 · Joined: Jan 31, 2012. Location: Finger Lakes, NY. I am looking at the WB-051 or WH-055 knight boilers. The biggest differences I see are in the head loss, gallon capacity, and heat exchange surface area. The WB has a head loss of 11.0 at a delta T of 20 deg. while the WH has a loss of only .27.Get Price

  • lochinvar knight boiler - thebreadandboard.com

    Noble, Lochinvar's first-ever value-inspired boiler, comes with many of the industry-leading features you would expect to find in a Lochinvar residential boiler. Lochinvar's Knight wall-hung condensing boilers come in many sizes ranging from 55,000 BTU's to 399,000 BTU's to fit any size project. Our Price: $20.80 .Get Price

  • Reviews - Furnace Compare

    Jan 23, 2020 · LOCHINVAR Boiler Reviews. Showing 1-5 of 12 reviews. Write a Review an over 80% failure rate. There seems to be a serious design problem with this boiler's heat exchanger. B Kapteyn. Michigan. Liming18 "No problems yet" 5.0 rating. Very Satisfied. I had a high efficiency Knight KBN400 installed to replace a conventional cast iron boiler Get Price

  • BLR: SETPOINT MET message?!? (lochinvar) - DoItYourself

    Oct 12, 2009 · The message I see on my boiler a lot is. BLR: SETPOINT MET which according to the owner's manual, means "The unit has met the water temperature set point, but is still receiving a call for heat from either a remote thermostat or a DHW thermostat." Now, the installer told me something about how if the outdoor temperature is over 60, the boiler Get Price

  • Why Does My Boiler Make A Banging Noise When Firing Up

    If the boiler's thermostat is faulty, it will allow the burners to stay on longer than it should, causing the heat exchanger to overheat. And when water comes into contact with the super hot heat exchanger, steam bubbles are created, which then erupt noisily. Water temperature on …Get Price

  • Modulating-condensing boilers - Heating Help

    Jun 18, 2014 · The Lochinvar Knight boiler is rated at 80 psi and the Heat Transfer Products "MOD CON" is rated at 160 psi. The Laars "Neotherm" which uses the same Giannoni heat exchanger as the "MOD CON" is also rated at 160 psi. Brant Wininger replies: All the Knight Boilers are now rated at 160 PSI.Get Price

  • LOCHINVAR Knight Wall Mount Boilers - Furnace Compare

    Jul 14, 2019 · The Lochinvar Knight Wall Mount Boiler is a high efficiency, stainless steel condensing boiler. It uses a stainless steel fire tube heat exchanger and a water-backed combustion chamber for increased efficiency. Five different venting options are available, allowing direct vent flexibility up to 100 feet. The seven models of the Knight Wall Mount range …Get Price

  • Why Is My Boiler Making a Loud Humming Noise? A NJ Tech

    A healthy boiler will never exceed 12 to 15 psi (pounds per square inch). If your boiler is over 15 psi, the higher-than-normal pressure can cause a humming/buzzing noise. What to do: Locate the pressure gauge on your boiler. These are usually located on …Get Price

  • LOCHINVAR Knight Wall Mount Boilers - Furnace Compare

    Jul 14, 2019 · Lochinvar Knight Wall Mount Boiler Overview. The Lochinvar Knight Wall Mount Boiler is a high efficiency, stainless steel condensing boiler. It uses a stainless steel fire tube heat exchanger and a water-backed combustion chamber for increased efficiency. Five different venting options are available, allowing direct vent flexibility up to 100 feet.Get Price

  • add a Squire Indirect Water Heater to Have it all with

    HEATING BOILER HEATING BOILER For example… 95% efficient means that over 6 years of heating bills, KNIGHT could save $3,000 in fuel cost! Compared to a 75% AFUE boiler and based on 80,000 Btu heating load over 2,000 hours of operation and a fuel cost of $1.13 per therm. Have it all with KNIGHT ® … The smartest way to heat your home!Get Price