Honeywell r7284 Operator's Manual page 22

Section: Honeywell Electronic Oil Primary
Pressing "i" during any of the Ignition Time screens
moves to the Cycle Count screen below.
Total burner cycles
187432
BURNER CYCLES
Burner cycles since last service
(baseline reset).
8768 CYCLES
SINCE BASELINE
Flame losses since last service
5 RECYCLES
(baseline reset).
SINCE BASELINE
Ignition failures since last service
2 LOCKOUTS
(baseline reset).
SINCE BASELINE
The next press goes back to the View History screen
where the user can exit to the home screen or loop
back through the performance history again.
Error History Screens
For all Error History screens, pressing "i" returns to
the Normal Screen.
ERROR HISTORY
START
From the home screen, press the up button to dis-
play most recent error.
ERROR 1 NO IGNITION
Press the up button again to proceed to the next
most recent error or the down button to return to the
previous error screen.
ERROR 2 EXCEEDED
MAX CYCLES
These three screens transition every 3 sec.
If no more errors are logged, the display shows "er-
ror History End."
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KNA Burner Manual 9.801-300.0 rev. 8/13
Basic User Interface
The basic user interface consists of 3 buttons and an
LED. Simple diagnostic information can be obtained
through the interaction of the buttons and LED.
R7284 Status (Basic Interface)
Description
Standby
Call for Heat
Flame Proven
Recycle
Lockout
Interrupt
"i" Button
Up Button
Down Button
R7284 Flame Strength (Basic Interface)
During normal operation and when the R7284 is in
the running state, the LED will show CAD cell resis-
ON LAST CYCLE tance. See Table 6.
Flame Strength Indication
Cad Cell less than 400 W
400 W < Cad Cell < 800 W
5 CYCLES ABO
800 W < Cad Cell < 1600 W
1600 W < Cad Cell < 6100 W 4
Cad Cell > 6100 W
Error History (Basic Interface)
The last two errors are available for display on the
LED:
•
•
Once the up or down arrow is pushed, the LED will
display the most recent or next most recent alarm by
blinking the error code. See Table 4.
Table 5. LED Codes
LED Code
Pulse (1/4 sec. ON. 4 sec OFF)
Heartbeat (1/2sec. bright, 1/2 sec dim)
On solid
2 sec. ON, 2 sec OFF flashing
1/2 sec. ON, 1/2 sec. OFF flashing
OFF
Flame Strength Indication
Most recent error
Next most recent error
Table 6. Flame Strength Indication
Pressing the UP arrow button displays the most
recent error
Pressing the Down arrow button displays the
next most recent error.
No. of 1/2 sec Flashes
1
2
3
None