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Bryan Boilers Triple-Flex High Efficiency Boilers & 300 User Manual

Page 4

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Date:

8-4-2010

Revision: 0

Form:

2396

2.2.11 Operation Page............................................................................................................ 22

2.2.12 Annunciation Page....................................................................................................... 23

2.2.13 Modulation Configuration ............................................................................................. 23

2.2.14 Firing Rate Control Page ............................................................................................. 23

2.2.15 Advanced Setup........................................................................................................... 24

2.2.16 System Time ................................................................................................................ 24

2.2.17 Calibrate Touch Screen ............................................................................................... 24

2.2.18 Reset / Reboot Display ................................................................................................ 25

2.2.19 Outdoor Reset.............................................................................................................. 25

2.2.20 Remote Setpoint (4 – 20 mA) ...................................................................................... 26

2.2.21 Central Heat Configuration .......................................................................................... 27

2.2.22 Sound Pressure Levels................................................................................................ 27

2.2.23 Modbus Communication .............................................................................................. 29

2.2.24 Alert Codes .................................................................................................................. 29

2.3 Boiler Commissioning .......................................................................................................... 35

2.3.1 Modulation...................................................................................................................... 35

2.3.2 Test Setup...................................................................................................................... 35

2.3.3 Pre Checks And Setup................................................................................................... 35

2.3.4 Dry Run .......................................................................................................................... 36

2.3.5 Pilot Adjustment ............................................................................................................. 36

2.3.6 Initial Light Off ................................................................................................................ 37

2.3.7 Adjusting Boiler Maximum Input .................................................................................... 37

2.3.8 Adjusting Boiler Minimum Input ..................................................................................... 37

2.3.9 Gas Meter Readings ...................................................................................................... 38

2.4 Troubleshooting ................................................................................................................... 39

Section 3 Care and Maintenance .................................................................................................. 50

3.1 Cleaning The Boiler And System – New Systems............................................................... 51

3.1.1 Pre-Boil Out Flushing Of System ................................................................................... 51

3.1.2 Boil Out Procedure......................................................................................................... 51

3.1.3 Draining The System ..................................................................................................... 52

3.2 Replacement Boiler Installations: Protection Against Corrosion And Sediment.................. 52

3.3 Boiler Water Treatment........................................................................................................ 52

3.4 External “Fire-Side” Cleaning............................................................................................... 53

3.5 Suggested Maintenance Schedule ...................................................................................... 53

Section 4 Lead Lag........................................................................................................................ 55

4.1 General Description Of The Lead Lag Application .............................................................. 56

4.2 Lead Lag (Ll) Master General Operation ............................................................................. 56

4.3 System Wiring Hookup ........................................................................................................ 58

4.4 Lead-Lag Operation ............................................................................................................. 59

4.5 Slave Operation And Setup ................................................................................................. 60

4.6 Slave Parameters ................................................................................................................ 60

4.7 Ll Master Operation And Setup ........................................................................................... 61

4.7.1 Overall Control ............................................................................................................... 61

4.7.2 Periodic Data Polling messages .................................................................................... 62

4.7.3 Slave Status Manager.................................................................................................... 62

4.7.4 Master Active Service .................................................................................................... 65

4.7.5 Modulation Sensor ......................................................................................................... 65

4.7.6 Demand and Rate .......................................................................................................... 66

4.7.7 Rate Adjustment............................................................................................................. 67

4.7.8 Implementation............................................................................................................... 67

4.7.9 Rate Allocation ............................................................................................................... 68

4.7.10 Burner Demand............................................................................................................ 70

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4.7.11 Lead Drop-Stage On Error - LDSE: ............................................................................. 73