While performing a heating start up on a Lennox RTU. I noticed the control board was not creating a spark. I ordered and picked up a new board, installed it and noticed an entirely different issue. Was the new control board faulty or was it something else I missed?
Check out for trades only job opportunities.
Save 8% at using promo code knowitall at check out.
Listen to the HVAC Know It All Podcast
Visit for articles and tips
how to troubleshoot low voltage wiring,low voltage short problem,heating control board troubleshooting,how to troubleshoot hvac equipment,hvac know it all youtube,how to check if a wire is shorted,lennox rtu troubleshooting,troubleshooting thermostat wiring,thermostat wiring not working,how to fix thermostat wire,faulty heating control board,heating control board failure,hvac know it all troubleshooting videos,troubleshooting hvac systems,
While performing a heating start up on a Lennox RTU. I noticed the control board was not creating a spark. I ordered and picked up a new board, installed it and noticed an entirely different issue. Was the new control board faulty or was it something else I missed? 
0 Comments