Functions/Operations From The Command Center - Monessen Hearth NB18 Installation And Operating Instructions Manual

NB18/NB24 Gas Log Set
FUNCTIONS/OPERATION FROM THE COM-
MAND CENTER
Turning on the fi replace
1. Turn on the master switch and wait for a beep.
2. Press the ON button on the Command Center or turn
on wall switch. Pilot will light and burner will come on
High setting or last memory setting (See Turning Off
Fireplace below). For memory feature.
Pilot Safety Lockout Function
1. If the pilot doesn't light after sparking for 30 seconds,
pilot trial lockout happens. The LED on the Command
Center fl ashes Green once every 2 seconds, until reset.
2. If the pilot fl ame is lost during normal operation, the
system will try three (3) times to relight after three (3)
failures, fl ame loss lockout happens. The LED on the
Command Center fl ashes Red-Green once every 2
seconds, until reset.
3. Turning the master switch on the Command Center to
the off position, then ON again will reset the system.
Flame Height Control
1. Press the ON button (on the Command Center) once
to turn on the main burner with maximum fl ame height.
2. Press the OFF button to decrease fl ame height. The fi rst
Function
Power Up Flip the master switch to the ON ("_") position to power up the system
Fireplace ON
Fireplace OFF
Flame Height Up
Flame Height Down
Self Diagnostics Chart:
The Command Center has a self-diagnostic LED en-
abling you to troubleshoot problems and potentially
avoid a service call. Please refer to the charts below for
indicator reference.
Fault
Conversion Cover Missing
Spark Fail
No Sensor Signal
Pilot Lockout - trial
Pilot Lockout - fl ame loss
Low Battery
No or Low Thermopile Power
Learning
AC Power On
Pressure Switch Failed (Power Vent only) One RED every 2 sec. (until manual reset)
32
OPERATING INSTRUCTIONS — SIGNATURE COMMAND SYSTEM
Operation
Press the ON  button on the Command Center or turn on wall switch to turn the fi replace on
Flip the master switch to the OFF ("o") position OR press the OFF button 3 times OR for Mem-
ory Off, hold the OFF  button 3 seconds, or turn off wall switch
Press the ON  button once to turn on the fi replace with maximum fl ame height
Press the OFF  button to lower the fl ame height to Medium and Low
LED Indication
One RED (1 time)
Two RED (1 time)
Three RED (1 time)
One GREEN, every 2 seconds (until manual reset)
One RED-GREEN, every 2 seconds (until manual reset)
One RED, every 10s (continuously)
Two RED, every 10s (continuously)
GREEN Flashes, every 1 sec. (for 10 seconds)
GREEN solid
two presses will decrease the fl ame height to medium
and low.
3. The third press on OFF will turn off the main burner. In
standing pilot confi guration, the pilot will stay; in inter-
mittent pilot confi guration, the pilot will be shut off.
Turning the Fireplace Off
There are three ways to turn the fi replace off.
1. Flip the master switch to the off ("O") position. (This will
turn the entire system OFF.)
2. Press the OFF button to Medium, Low, then Off.
3. Hold the OFF button anytime for three seconds or by
turning off the wall switch. These two commands of
OFF are (Memory Off) the system will remember all last
settings before turning off. The next time the fi replace is
turned on, all settings will resume. To reset, change to
the desired settings and shut off by using the Memory
Off commands and the system will be reset to those
new settings.
NOTE: After turning off there may be up to a two (2)
minute delay before the burner can be relit. There will be
three (3) red fl ashes if the on button is pressed before
the safety control is automatically reset.
Command Center Operations:
The following functions are available on the Command
Center.
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