Struggling with Tempstar furnace troubleshooting? Discover expert answers for a flashing green light and why your furnace won’t stay on. Get solutions now!

Contractor's Assistant chat Customer: I have a Tempstar DC90 furnace that won't ignite, and I've replaced both the ignitor and gas valve. Contractor's Assistant: I'm sorry to hear you're experiencing …

Struggling with a Tempstar furnace that won't run on heat? Get expert answers on troubleshooting inducer fan issues and gas valve problems. Find solutions now!

Struggling with your 10-year-old High Efficiency Tempstar furnace? Discover expert answers on pressure switch issues, exhaust pipe problems, and more in our Q&A!

Customer: My Tempstar furnace won't turn on. It tries to start, makes some sounds, and then winds down. Contractor's Assistant: I understand that your Tempstar furnace is not turning on and is …

Tempstar furnace troubleshooting. Its running but there’s no heat, it keeps whooshing like it’s trying to light but Contractor's Assistant chat Customer: I'm troubleshooting my furnace. It's running, but …

Customer: My Tempstar furnace's smart valve is flashing a code (8 flashes), indicating that my high-pressure switch is stuck closed. Is there a way to bypass this switch until morning so I can get parts? …

Customer: Tempstar DC90 Model # XXXXX My furnace stopped heating. It was working fine and then at the end of its normal cycle, after it purged any remaining heat, it continued to run without heat. I …

Struggling with your Tempstar furnace taking hours to reach the desired temp? Discover expert tips and solutions to fix slow heating issues and stay warm!

Tempstar furnace troubleshooting. it doesn't always light on the first try. Sometimes it takes 5 or 6 tries to get it to Contractor's Assistant chat Customer: I'm having trouble with my Tempstar furnace. It …