Weil-McLain Slimfit - Reset a Lockout Diagnostic

Weil-McLain Boilers: Slimfit

Re: Resetting the Control

• The control display turns red when the boiler enters a Fault or Lockout condition.
• The screen background color alternates from RED to no backlight (gray screen).

The display will alternate between 3 display screens:

Home Screen	Maintenance Info	Status

TO RESET:

• From the Status Screen, arrow down to highlight "MANUAL RESET".
• Press ENTER (The center square button)
• The display will switch to the manual reset screen, indicating what caused the shutdown.
• Press ENTER to reset the Control.
• The Control will than return to normal operation and a Blue Screen if the condition has been corrected.