Signature Command System - Monessen Hearth NB18 Installation Instructions Manual

TROUBLESHOOTING

SIGNATURE COMMAND SYSTEM

OPERATION
Install batteries and/or
plug in the AC board
Flip the master switch
(rocker switch) to the
ON position
Press the ON button on
the Command Center
81D0107
FAULT
Make sure
Command
Center and
A
No beep in about
the control
8 seconds
board are
connected by
a 2 feet or 15
feet cable
No beep
or
B
Check valve
no sound from the
connections
valve indicating pilot
solenoid open
C
Check pilot
No sparking on
connections
the pilot
D
Check gas supply
Pilot doesn't light
E
Main burner doesn't Go through
light
DIAGNOSIS
Using
Battery polarity wrong?
battery?
Battery voltage low?
Check power
supply (go
through )
A
Check Go through
grounding
B
Go through C
The sensor on the pilot
D
is not in the flame
(pilot flame too small)?
NB18/NB24 Gas Log Set
ACTION
Re-install batteries
Change batteries
Replace the Control
Board or
Command Center
Sparking is happening
elsewhere (under the
pilot), re-install/replace
the pilot
Sparking is not in the
path of gas flow, adjust
sparker position or
replace the pilot
Adjust sensor position
or replace the pilot
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