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I have a leak in the hot water line from the baxi luna fi.
I have a leak in the hot water line from the baxi luna fi. How so I isolate the water so the pressure is off and the leak stops until I can get a tradesperson around tomorrow? … read more
Andrew Smith
Andrew Smith
HVAC Technician
Vocational, Technical or Trade Scho
3,865 satisfied customers
Phil, Last year and this you helped solved hot water cut off
Hi Phil, Last year and this you helped solved hot water cut off in shower after a few minutes of use issue (the unit has an tankless Baxi's Luna 310fi combination boiler and hot water heater), linked … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have a baxi luna 3 comfort tankless dual boiler.. we lost
I have a baxi luna 3 comfort tankless dual boiler.. we lost heat and hot water and unit had error 10 code flashing.. did some research.. raised low water pressure to 1.5 and now have hot water, but st… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have baxi Luna 310 fi heating system. Do work on these? My
Hi I have baxi Luna 310 fi heating system. Do work on these? … read more
Gaztech
Gaztech
Technician
Vocational, Technical or Trade School
1,509 satisfied customers
Where is the best location to install an external expansion
Where is the best location for me to install an external expansion tank for my closed heating loop of my Baxi Luna 310 FI? Is it best on the return side main, back to the Baxi just after the zone valv… read more
Daniel Plourde
Daniel Plourde
plumbing, hvac technichian
Vocational, Technical or Trade School
550 satisfied customers
Hi - I have a 03E error code on my baxi luna 3 FI. Is the
Hi - I have a 03E error code on my baxi luna 3 FI. Is the flu thermostat sensor & flue pressure switch the same part # ***** ? I turned off power for a while it cleared but than came back a few days l… read more
Brian
Brian
Plumbing & Heating Engineer
749 satisfied customers
I have a Baxi Luna 310 fi. I have heat but no DHW. The pressure
I have a Baxi Luna 310 fi. I have heat but no DHW. The pressure is fine. I checked for continuity at terminal 5 and 6 on on pin A5 like it said in the troubleshooting manual. It does not have continui… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have a Baxi Luna 310 Fi, installed by me in April 2007 in
I have a Baxi Luna 310 Fi, installed by me in April 2007 in my cabin in the Rocky Mountains in USA. Has been working great, but last fall it started whining/screaching when ever there was demand for h… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I live in a 2 bed room rail road style apartment. There is
I live in a 2 bed room rail road style apartment. There is a Luna comfort 310fi water heater located in my bedroom;the window next to it is unusable. the other bedroom that is at the far end of the ap… read more
Brian
Brian
Plumbing & Heating Engineer
749 satisfied customers
I have a BAXI Luna 310 Fi. I have no heat or hot water. The
I have a BAXI Luna 310 Fi. I have no heat or hot water. The power indicator's green light is on. On the top row of red lights the lights under 30 and 40 are red. The "bar" meter is at 0. What should I… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
hi -- i have a baxi luna boiler installed 3 years ago and it
Hi -- it's been more than 2 hours -- should i assume noone can help? hi -- i have a baxi luna boiler installed 3 years ago and it never worked very well but recently it's worse. The only way to get ho… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I AM GOING TO REPLACE MY 25 YEAR OLD ARUBA BOILER AND MY 7
I AM GOING TO REPLACE MY 25 YEAR OLD ARUBA BOILER AND MY 7 YEAR OLD 40 GALLON HOT WATER HEATER. BOTH HAVE WORKED FINE AND STILL DO. I AM GOING TO REMODEL THE BASEMENT AND AM CONSIDERING THE BAXI LUNA … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I just bought a house with a BAXI Luna 310 Fi. It is now cold
I just bought a house with a BAXI Luna 310 Fi. It is now cold outside and the heater is not able to keep up with the heating demand of the house. The water temp will not go above 50. I am not getting … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I had a Baxi combo hot water and in-floor heat unit installed
I had a Baxi combo hot water and in-floor heat unit installed but the valve between the domestic & in-floor heat keeps whistling. The valve was replaced once, but it still makes the same noise. Last n… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I had a Baxi Luna 310 Fi installed in 2005. It was worked like
I had a Baxi Luna 310 Fi installed in 2005. It was worked like a perpetual motion machine until the morning of 24th August 2010. When I got up that morning, none of the red lights above the temperatur… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
I have qty 2 Baxi Luna 24 Fi systems. The are both 9 years
I have qty 2 Baxi Luna 24 Fi system's. The are both 9 years old. One is for the basement in floor heating and domestic hot water (dhw). The second is for the main floor and second level forced air hea… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
I installed a Baxi Luna HT 330 about two years ago in a cabin
I installed a Baxi Luna HT 330 about two years ago in a cabin I have in northern Wisconsin. We ran into a problem this weekend. We have been receiving error messages 131 (usually first) and then after… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,113 satisfied customers
I have a Baxi Luna 310 Fi boiler. I continue to lose heat
I have a Baxi Luna 310 Fi boiler. I continue to lose heat and hot water because of the fault code: #9 (60'F) : FAULT ON PUMP OR LOW SYSTEM PRESSURE. THE MANUAL SAYS TO CHECK THE LOW SYSTEM PRESSURE, A… 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

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

HVAC Technician

1,029 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.

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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