WHAT’S NEW WITH THE P125 CONTROL BOARD

APPENDIX A. WHAT’S NEW WITH THE P125 CONTROL BOARD

A.ADVANTAGES OF THE P125 CONTROL BOARD

1.Temperature displays in Fahrenheit or Celsius.

2.Improved troubleshooting by status display of:

a.Actual Supply and Return Temperatures

b.Flame Signal

c.Fan Speed

3.Service Mode allows installers to manually control the firing rate for easy set up.

4.Available Software that allows the installer to access status information and fault history from a PC.

5.Optional Interface Module that allows the boiler to be operated with a 0-10 volt analog input signal from a modulating controller (such as Tekmar 265, 263, and BTC MPA) for features such as:

a.Outdoor Reset Control.

b.Dual temperature set points for space heating and indirect hot water demands.

c.Modulating Sequencing for up to three boilers.

The Pavilion 410 is an external control that allows the boiler to be controlled with a 0-5 volt analog input signal. An interface module is not necessary. The Pavilion 410 provides features a. and b. (above).

B.P125 CONTROL BOARD QUICK REFERENCE

1.Press and hold the S3 “Program” key to make changes to:

a.Set Point Temperature

b.Set Point Differential

c.Temperature Display Units

Scroll through to Exit

2.Press and hold S4 "Reset" key to display the status of:

a.Supply Temperature

b.Return Temperature

c.Fan Speed

d.Flame Signal

e.Boiler Circulator Status

f.Boiler Set Point

g.Power On Time

h.Number of Cycles

Press the S3 “Program” key to exit.

3.Press and hold the S2/+ and the S3 “Program” keys simultaneously to enter “Service Mode.” Press S1/- or S2/+ to change the fan speed. (Note: The service mode will cause the boiler to run even if there is no call for heat. The limits will, however, shut down the unit if the temperature exceeds the set point.

Figure A.1:Pinnacle P125 Board Display Module

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PB Heat Gas Boiler manual Appendix A. WHAT’S NEW with the P125 Control Board, Advantages of the P125 Control Board
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Gas Boiler specifications

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