B
RUTE. BOILERS AND VOLUME WATER HEATERS, 1,000 & 1,200 MBTU/h
Brute
TM
Section9–
SETUP AND CONFIGURATION ............................ 42
9.1 ReviewofLead/LagControlSystem ...... 42
9.1.1 AboutLead/LagOperation ..................... 42
9.1.2 Lead/LagModulationCycle .................... 43
9.1.3 BNTHLead/LagwithIndirect
DomesticHotWater................................ 44
9.2 ConnectionTerminals ............................. 44
9.3 BruteSystemCongurations................ 44-52
9.4 Installation Jobs...................................... 53
A NoteforSystemsUsingCommon
Venting.................................................... 53
B NamingtheControllers........................... 53
C MakeOneControltheLead/Lag
Master..................................................... 54
D DisabletheLead/LagMasterFunction
ontheLead/LagSlaves.......................... 55
E SetuptheModbusControlAddressing .. 56
F SettheFlapValveIDs ............................ 57
G DisconnectUnusedOperator
Interfaces................................................ 61
H ConnecttheModbusWiring ................... 61
I SettheParametersUsedbythe
Lead/LagSystem.................................... 62
Aboutthe“TimeofDay”Function........... 66
J InstalltheSystemSensorandAdjust
theSetpoint ............................................ 66
K SettheLead/LagOutdoorResetand
WarmWeatherShutdown....................... 66
About“OutdoorReset” ........................... 67
L BuildingAutomationorMultipleBoiler
ControlThermostatDemand ................. 68
M BuildingAutomationorMultipleBoiler
4-20mASetpointControl ....................... 68
N BuildingAutomationorMultipleBoiler
4-20mAModulationControl .................... 69
O Combustion Setup Procedure............. 69
P SettingtheDateandTimeonthe
SystemDisplay....................................... 74
9.5 SetupforDomesticHotWaterona
Lead/LagSystem.................................... 75
SetupType1........................................... 75
SetupType2........................................... 76
SetupType3........................................... 77
9.6 GatewayConnectionstoa
BuildingAutomationSystem................... 78
9.7 InstallerParameters .......................... 79-85
Section 10 -
INITIAL STARTUP INSTRUCTIONS ...................... 86
10.1 FillingtheBoilerSystem ......................... 86
10.2 InitialBurnerOperation........................... 87
10.3 ShuttingDowntheBrute......................... 87
10.4 RestartingtheBrute................................ 87
Section 11
MAINTENANCE ..................................................... 88
11.1 SystemMaintenance .............................. 88
11.2 Maintenance Notes................................. 88
11.2.1 Burner ..................................................... 88
11.2.2 ModulatingGasValve/Venturi................ 88
11.2.3 Controllers .............................................. 89
11.2.4 IgnitorAssembly ..................................... 89
11.2.5 FlameSensor ......................................... 89
11.2.6 TransformerwithIntegral
CircuitBreaker........................................ 89
11.2.7 Blower..................................................... 90
11.2.8 HeatExchangerCoils ............................. 90
11.2.9 GasPressureSwitches(optional) .......... 90
11.2.10Natural/PropaneGasConversion......... 91
11.2.11 CondensateTrap .................................. 91
11.2.12 Battery(Date&TimeBack-Up) ............ 91
Section 12
TROUBLESHOOTING ........................................... 92
12.1 PotentialSetupandSynchronization
Problems ................................................ 92
12.1.1 ControllerSynchronization ..................... 92
12.1.2 FlapValveStatusChecks....................... 93
12.2 AboutLockouts,Holds,andAlerts.......... 93
12.2.1 RespondingtoaLockout,Hold,
or Alert .................................................... 93
12.2.2 ViewingtheLockoutandAlert
Histories.................................................. 94
12.3 TroubleshootingTables(allcodes)......96-110
12.4 DiagnosticTestsandInput/Output
Indicators ............................................... 111
12.5 Lead/LagSlaveDiagnostics ..................112
12.6 Statistics ................................................112
12.7 Analysis .................................................112
12.8 ControlSnapshot...................................113
12.9 OperatingSequence..............................113
Section 13
REPLACEMENT PARTS.......................................116
13.1 GeneralInformation...............................116
13.2 Parts List................................................116
13.3 Parts Illustrations .................................. 122
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