Rheem Classic 90 Plus Furnace Troubleshooting. Power. One of the most overlooked issues is Power. Thermostat Batteries. Check the thermostat batteries and replace them when necessary. The Furnace. The Igniter. The Combustion Chamber. The Vent. Replacing the Thermostat. Efficient Appliances.
I have a Rheem Classic 90 Plus in my condo, circa 1998. I moved in about a year ago, and have had no problems with the furnace until now. … It’s cold, so I’m eager to get the heat back on, but not at the cost of a gas leak!
Find the most common problems that can cause a Rheem Furnace not to work – and the parts & instructions to fix them. Free repair advice!
View and Download Rheem CLASSIC 90 PLUS manual online. CLASSIC 90 PLUS RGTC SERIES 95% A.F.U.E. DOWNFLOW/HORIZONTAL GAS FURNACES.
Maybe someone can point me in the right direction for further troubleshooting my furnace. Name: Rheem Classic 90Plus Fuel propane gas.