Often times your furnace could stop working without giving you any prior sign. You never know when you might need to call professional HVAC technician. But you can identify the problem yourself and make the complete repair process much easier on you and the HVAC experts. Here’s the furnace troubleshooting guide that’ll help you with identifying the problem and probably fix it –
Furnace Troubleshooting Guide
1. Check the Furnace Filter
2. Check the Thermostat Batteries
3. Check the Fuel Source of the Furnace
4. Check All the Vents and Registers
Read the complete article here – Furnace Troubleshooting Guide For National Lockdown Due To COVID-19 Pandemic
By the way, are you looking for an HVAC system for your home?