Benchmark 5000-6000 Operation & Maintenance Manual
APPENDIX A: BOILER MENU DESCRIPTIONS
OMM-0118_B
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GF-203
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5/9/2019
Technical Support
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(800) 526-0288
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TABLE A-6: CALIBRATION MENU ITEM DESCRIPTIONS
See Section 2-10 for a range of choices and the default values.
TABLE A-6: CALIBRATION Menu Item Descriptions
MENU OPTION
DESCRIPTION
1
Stepper Fbk
Allows the Air/Fuel Valve stepper motor feedback current to be
calibrated at the 0% (fully closed) and 100% (fully open) positions.
Verification can also be accomplished at the 50% position.
2
Purge Timer
Allows adjustment of the pre-ignition purge time.
3
Post Purge Timer
Allows adjustment of the purge time when a unit shuts down.
4
IGN Position
Allows adjustment of the valve position (Fire Rate) during the
ignition sequence.
5
Ign Pos Hold Tmr
6
FFWD Temp Disply
Enabled or Disabled.
7
Outlet Tmp Dsply
Enabled or Disabled.
8
Inlet Tmp Dsply
Enabled or Disabled.
9
Valv Pos Out Dsp
Enabled or Disabled.
10
Exhaust Tmp Dsp
Enabled or Disabled.
11
Exhaust Safety
Enabled or Disabled.
12
Flue Material
Select flue material: PVC, Polypropylene, or stainless
13
Exhst Fault Temp
Fault threshold temperature
14
Exhst Module Temp
Decreases Valve Position to lower exhaust temperature.
15
Exhst Warn Temp
Flue temperature high warning
16
Exhst Tmp VP Adj
VP adjust value
17
Exhst Adj Rate
VP adjust rate
18
VP Change Rate
19
VP Up Rate
Allows adjustment of the Valve Position (Fire Rate) increase rate
when raising the Valve Position. VP Up Rate is defined as
Seconds per Step.
20
VP Down Rate
Allows adjustment of the Valve Position (Fire Rate) decrease rate
when lowering the Valve Position. VP Down Rate is defined as
Seconds per Step.
21
Purge Blwr Offst
Allows adjustment of the blower speed (Blower Output Voltage)
during the Purge cycle.
22
4-20mA Purge Pct
Allows adjustment of the blower speed (Blower Output Voltage)
during the Purge cycle when using an Emerson VFD Drive to
control the Blower Motor.
