Hamworthy MILBORNE381 Series, Design Installation, Commissioning And Operating Instructions

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HAMWORTHY HEATING LTD
MILBORNE 500001130/J
iii
PICTORIAL AND DIAGRAMATICAL DATA
FIGURES
PAGE
Figure 4.2 Gas Connection Point................................................................. .............................................................. 8
Figure 4.3.1 Flue Connection........................................................................................................................................9
Figure 4.3.2 Minimum Space Requirements for Flue Terminals ..................................................................... 10
Figure 4.4 Water Connection Point ............................................................................................................ 11
Figure 4.5.1 Boiler Condensate Connection (Side View) ................................................................................ 12
Figure 4.5.2 Flue Condensate Connection .................................................................................................... 12
Figure 4.5.3 Boiler Condensate Connection (Plan View) ................................................................................ 12
Figure 4.6 Typical Installation Schematic ................................................................................................... 14
Figure 5.2.1 Twin Duct Connection ............................................................................................................... 15
Figure 5.2.2.1 Single Milborne 381 / 501 Flue Installation Vertical ..................................................................... 16
Figure 5.2.2.2 Single Milborne 381 / 501 Flue Installation Horizontal .......................................................................... 16
Figure 5.2.2. 4 Single Milborne 382 / 502 Flue Installation Room Sealed ........................................................... 17
Figure 5.2.3.1 Modular Boiler Installation Using HHL Kits ................................................................................. 18
Figure 5.3.1 Water Connections .................................................................................................................. 19
Figure 5.3.2 Pump Performance Curve ........................................................................................................ 19
Figure 7.1 Gas System Leak Check Diagram............................................................................................. 21
Figure 7.2.1 Gas Valve Adjustments ............................................................................................................. 22
Figure 7.2.2 Gas Inlet Pressure Test Point .................................................................................................... 23
Figure 7.3.1 Flue Gas Analysis Point ............................................................................................................ 23
Figure 7.3.2 Throttle Adjustment ................................................................................................................... 23
Figure 7.4.3 Starting the Boiler ..................................................................................................................... 23
Figure 7.4.4 Control Panel Modules .............................................................................................................. 24
Figure 7.4.5 Master Control Panel ................................................................................................................ 24
Figure 7.4.6 Ignition Sequence ..................................................................................................................... 24
Figure 7.4.8 Throttle Adjustment ................................................................................................................... 25
Figure 7.4.11 Gas Valve Offset Adjustments ................................................................................................... 25
Figure 8.1.1 Control Panel Overview (Master) ............................................................................................... 27
Figure 8.1.2 System Overview ..................................................................................................................... 27
Figure 8.2.6.1 Load Control Graph .................................................................................................................. 28
Figure 8.2.6.2 Temperatue Control Graph ....................................................................................................... 28
Figure 8.3.1 Jumper J14 Connection on PCB ............................................................................................... 29
Figure 8.3.2 Jumper J17 Connection on PCB .............................................................................................. 29
Figure 8.3.3 PCB Set-up for Multiple Boiler Installations ................................................................................ 29
Figure 8.4.1 Milborne Multiple Installation...................................................................................................... 30
Figure 8.4.2 Jumper Settings ....................................................................................................................... 31
Figure 8.4.3 Example Installation Consisting 7 Boiler Modules in Same Cascade Sequence ........................... 32
Figure 8.5.1 Thermostat Location ................................................................................................................. 33
Figure 8.5.2 Wall Mounting the Thermostat .................................................................................................. 33
Figure 8.5.3 Thermostat Wiring .................................................................................................................... 34
Figure 8.6.1 Error Codes .............................................................................................................................. 35
Figure 8.6.3 Master Control Permanent Lock-out Errors (A) - Manual Reset ................................................... 35
Figure 8.6.4 Master Control Blocking Errors (E) Auto Reset ........................................................................... 36
Figure 8.6.5 Boiler Module Permanent Lock-out Errors (A) - Manual Reset .................................................... 36
Figure 8.6.6 Boiler Module Blocking Errors (E) Auto Reset ............................................................................ 37
Figure 8.6.8 User Parameter Adjustments .................................................................................................... 38
Figure 8.7.1 User Parameter Adjustments .................................................................................................... 39
Figure 8.8.1 User Parameter Adjustments .................................................................................................... 39
Figure 7.1 Gas System Leak Check Diagram............................................................................................. 21
Figure 8.8.2 User Parameter Adjustments .................................................................................................... 40
Figure 8.9.1 Programming Parameters ......................................................................................................... 40
Figure 8.9.2 Combustion Test Parameters.................................................................................................41
Figure 8.10.1 Master Control Primary Functions - Must Be Set in all Instances ................................................. 42
Figure 8.10.2 Setting DHW Functions ............................................................................................................. 42
Figure 8.10.3 Setting High Temperature Heating Circuit Functions for Constant Temp ..................................... 43
Figure 8.10.4 Setting Low Temperature Heating Circuit Functions for Constant Temp ...................................... 43
Figure 8.10.5 Setting High Temperature Heating Circuit Functions for Variable Temps ..................................... 44