Fujitsu ASU9RMLQ Control Board
Heating and cooling systems will not even operate without this vital piece of hardware is configured and seated properly. The control board is created to command the gas valve, the igniter, the flame sensor and the blower all at once. The control board you choose will need to be a match with your existing board and be compatible with both the brand and specific model of HVAC system. You should always be careful while selecting a replacement because of the diversity of HVAC systems.
Subtle hints your primary control board is on its last leg
- There seems to be a numbered error code being shown on the control board
- System will not function whatsoever
- The control board has to be reset repeatedly for it to work
Feel free to download your manual for help.