Weil-McLain Evergreen 220 User Manual page 102

™
GAS
Troubleshooting
Control fault indications
1. The control provides diagnostic infor-
mation for both automatic reset con-
ditions and manual reset conditions.
See Figure 68, page 65 for information
available on the control display and
navigation instructions for all menus.
Control display toggles when in lockout, with screen flashing red to gray
– 102 –
-
FIRED WATER BOILER
(continued)
2. Figure 97 shows the screen behavior
during a fault condition. The display
illustration and text below in Figure 97
shows how to reset faults from the
Home Owners screen.
— Boiler Manual
3. Figure 98, page 103 lists conditions
that will cause the control to display
a constant red screen. The boiler will
automatically restart if the condition
self-corrects or the technician uses the
control's manual reset screens to reset.
Part number 550-100-131/0715