How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Phil Your Own Question
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
Type Your HVAC Question Here...
Phil is online now
A new question is answered every 9 seconds

My lennox ec10q3=15=4 won't stop to heat i set to 18 and this

Customer Question

my lennox ec10q3=15=4 won't stop to heat i set to 18 and this morning they have 25 in house i change all 4 relay the dealer tell me its the most trouble but dont work what i have to ck .thks denis
Submitted: 6 months ago.
Category: HVAC
Expert:  Airheatman replied 6 months ago.
Do ou have a volt meter for troubleshooting? We need to determine which sequencer is getting signal and then we can determine why.

Related HVAC Questions