Honeywell 7800 SERIES

65-0120—1 30
Fig. 26—MODE pushbutton function. Fig. 27—SAVE function.
LOCKOUT #17 MFEP
Main Valve T9 Off
SCROLL
MODE
SAVE
BURNER CONTROL
M1934B
LOCKOUT #17 MFEP
*Main Flame Fail*
SCROLL
MODE
SAVE
BURNER CONTROL
M1935A
PURGE 00:30
... SAVING ...
SCROLL
MODE
SAVE
BURNER CONTROL
SELECTABLE MESSAGES
VFD Second Line Display, Two-Level Hierarchy, see
Table 4.
The display values are as follows:
n represents a numbered value.
T represents the terminal number.
x represents the suffix letter of the Relay Module.
TABLE 4—SELECTABLE MESSAGES.
Selectable Message Display Value First Line
(Second Line) (Second Line) Message
◊ Flame Signal n.nV
◊ Total Cycles nnnnn
◊ Total Hours nnnnn
◊ Fault History
1
↔
◊ Fault Cycle nnnnn < ↓H1
◊ Fault Hours nnnnn < ↓H1
◊ Fault Code nnn < ↓H1
◊ *fault —message*< ↓H1
◊ sequence—message< ↓H1
◊ (second-line-msg)< ↓H1
◊ Fault Cycle nnnnn < ↓H2
◊ Fault Hours nnnnn < ↓H2
◊ Fault Code nnn < ↓H2
◊ *fault —message*< ↓H2
◊ sequence—message< ↓H2
◊ (second-line-msg)< ↓H2
◊ Fault Cycle nnnnn < ↓H3
◊ Fault Hours nnnnn < ↓H3
(continued)
RM7838B
OPERATION