Peerless boiler error code PRO

Options

• Mute

lisap Posts: 10

October 2025 in Radiant Heating

3 yr old boiler has error code PRO, seems to be working, but don't know the issue

0

Comments

• 

  Lyle {pheloa} Carter Posts: 80

  October 2025

  On some boilers, that means water pressure below 10 pounds.

  0