PR2: 04/22/13 Page
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Benchmark 2.0LN Dual-Fuel Low NOx Boiler
Operation and Maintenance Manual
OMM-0052_0E
GF-127
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
•
Ph: 800-526-0288
APPENDIX A: MENU ITEM DESCRIPTIONS
Table A-1: Boiler Menu Item Descriptions
MENU LEVEL & OPTION
DESCRIPTION
OPERATING MENU
Active Setpoint
This is the setpoint temperature to which the
control is set when operating in the Constant
Setpoint, Remote Setpoint or Outdoor Reset
Mode. When in the Constant Setpoint Mode, this
value is equal to the Internal Setpoint setting in the
Configuration Menu. When in the Remote
Setpoint Mode, this value is the setpoint equivalent
to the remote analog signal supplied to the unit.
When in the Outdoor Reset Mode, this is the
derived value from the charts in Appendix D.
Air Temp
Air Temp is the air temperature at the input to the
Air/Fuel Valve. This reading is one of the
parameters used to control the Blower Motor
speed.
Outdoor Temp
Displayed only if outdoor sensor is installed and
enabled.
Valve Position In
Desired input valve position. This would normally
be the same as the fire valve position shown on
the bargraph (valve position out) when the boiler is
operating.
Flame Strength
Displays flame strength from 0% to 100%.
Run Cycles
Displays the total number of run cycles from 0 to
999,999.
Run Hours
Displays total run time of unit in hours from 0 to
9,999,999.
Fault Log
Displays information on the last 20 faults.
