Benchmark 750 – 1000 Boiler User Manual - INTERNATIONAL
APPENDIX A: BOILER MENU DESCRIPTIONS
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AERCO International, Inc.
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Table A-5: Combustion Calibration Menu Item Descriptions
See section 3-8 for a range of choices and the default values.
NOTE
The Level 2 Password must be entered to view the options in the
Combustion Cal
menu. This Menu is used during the Combustion
Calibration procedures described in Chapter 4 of this Manual.
COMBUSTION CAL MENU
MENU OPTION
DESCRIPTION
1
CAL Voltage 18%
Displays the default DC drive voltage provided to the blower
at each of the Air/Fuel Valve positions show in the left-hand
column. This drive voltage adjusts the rotational speed of the
blower to maximize combustion efficiency.
2
CAL Voltage 30%
3
CAL Voltage 45%
4
CAL Voltage 60%
5
CAL Voltage 80%
6
CAL Voltage 100%
7
Set Valve Position
Permits selection of the Air/Fuel Valve position (% open) to be
set from 0 to 100%.
8
Blower Output
Permits the DC drive voltage to the blower to be monitored.
9
Set Stby V out
Permits the Standby Voltage to be set from 0 to 4.00 Volts.
10
Oxygen Level
Permits the combustion oxygen level to be displayed (0% to
25%)
11
Spark Monitor
Enables or Disables the Spark Monitor
12
Min Spark Amps
Permits changing the Minimum Spark Amp setting
13
Max Spark Amps
Permits changing the Maximum Spark Amp setting
