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MILBORNE 381 Series
Hamworthy MILBORNE 381 Series Manuals
Manuals and User Guides for Hamworthy MILBORNE 381 Series. We have
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Hamworthy MILBORNE 381 Series manual available for free PDF download: Design Installation, Commissioning And Operating Instructions
Hamworthy MILBORNE 381 Series Design Installation, Commissioning And Operating Instructions (72 pages)
Wall Hung, Pre-Mix, Condensing, Modular Boilers
Brand:
Hamworthy
| Category:
Boiler
| Size: 4.41 MB
Table of Contents
Table of Contents
2
1.0 Introduction
5
Supply & Delivery
6
Figure 2.1 Boiler Packaging
6
Figure 2.2 Boiler Packaged Dimensions
7
Figure 2.3 Single Boiler Arrangement
7
Figure 2.4 Two Boiler Arrangement
8
Figure 2.5 Three Boiler Arrangement
8
Figure 2.6 Two Boiler Back-To-Back Arrangement
9
Size & Space Requirements
10
Figure 3.1 Boiler Dimensions
10
Figure 3.2.1 Single Boiler Installation Dimensions
11
Figure 3.2.2 Two Boiler Installation Dimensions
11
Site Location & Preparation
12
Figure 4.2 Gas Connection Point
12
Figure 4.3.1 Flue Connection
13
Figure 4.3.2 Minimum Space Requirements for Flue Terminals
14
Figure 4.4 Water Connection Point
15
Figure 4.5.1 Boiler Condensate Connection (Side View)
16
Figure 4.5.2 Flue Condensate Connection
16
Figure 4.5.3 Boiler Condensate Connection (Plan View)
16
Figure 4.6 Typical Installation Schematic
18
Figure 5.2.2.1 Single Milborne 381 / 501 Flue Installation Vertical
20
Figure 5.2.2.2 Single Milborne 381 / 501 Flue Installation Horizontal
20
Boiler Assembly Instructions
21
Figure 5.2.1 Twin Duct Connection
21
Figure 5.2.2. 4 Single Milborne 382 / 502 Flue Installation Room Sealed
21
Figure 5.2.3.1 Modular Boiler Installation Using HHL Kits
22
Figure 5.3.1 Water Connections
23
Figure 5.3.2 Pump Performance Curve
23
6.0 Pre-Commissioning
24
7.0 Checks Prior to Lighting
25
Figure 7.1 Gas System Leak Check Diagram
25
Figure 7.2.1 Gas Valve Adjustments
26
Figure 7.2.2 Gas Inlet Pressure Test Point
27
Figure 7.3.1 Flue Gas Analysis Point
27
Figure 7.3.2 Throttle Adjustment
27
Figure 7.4.3 Starting the Boiler
27
Figure 7.4.4 Control Panel Modules
28
Figure 7.4.5 Master Control Panel
28
Figure 7.4.6 Ignition Sequence
28
Figure 7.4.8 Throttle Adjustment
29
Figure 7.4.11 Gas Valve Offset Adjustments
29
Table 7.1 Flue Gas Analysis CO2 Readings
29
8.0 Controls Operation
30
Figure 8.1.1 Control Panel Overview (Master)
31
Figure 8.1.2 System Overview
31
Figure 8.2.6.1 Load Control Graph
32
Figure 8.2.6.2 Temperatue Control Graph
32
Figure 8.3.1 Jumper J14 Connection on PCB
33
Figure 8.3.2 Jumper J17 Connection on PCB
33
Figure 8.3.3 PCB Set-Up for Multiple Boiler Installations
33
Figure 8.4.1 Milborne Multiple Installation
34
Figure 8.4.2 Jumper Settings
35
Figure 8.4.3 Example Installation Consisting 7 Boiler Modules in same Cascade Sequence
36
Figure 8.5.1 Thermostat Location
37
Figure 8.5.2 Wall Mounting the Thermostat
37
Figure 8.5.3 Thermostat Wiring
38
Figure 8.6.1 Error Codes
39
Figure 8.6.3 Master Control Permanent Lock-Out Errors (A) - Manual Reset
39
Figure 8.6.4 Master Control Blocking Errors (E) Auto Reset
40
Figure 8.6.5 Boiler Module Permanent Lock-Out Errors (A) - Manual Reset
40
Figure 8.6.6 Boiler Module Blocking Errors (E) Auto Reset
41
Figure 8.6.8 User Parameter Adjustments
42
Figure 8.7.1 User Parameter Adjustments
43
Figure 8.8.1 User Parameter Adjustments
43
Figure 8.8.2 User Parameter Adjustments
44
Figure 8.9.1 Programming Parameters
44
Figure 8.9.2 Combustion Test Parameters
45
Figure 8.10.1 Master Control Primary Functions - Must be Set in All Instances
46
Figure 8.10.2 Setting DHW Functions
46
Figure 8.10.3 Setting High Temperature Heating Circuit Functions for Constant Temp
47
Figure 8.10.4 Setting Low Temperature Heating Circuit Functions for Constant Temp
47
Figure 8.10.5 Setting High Temperature Heating Circuit Functions for Variable Temps
48
Figure 8.10.5.1 Setting Heating Circuit Functions for 0-10V Analogue Input (Load)
48
Figure 8.10.6 Setting Low Temperature Heating Circuit Functions for Variable Temps
49
Figure 8.10.6.1 Setting Heating Circuit Functions for 0-10V Analogue Input (Temperature)
49
9.0 Fault Finding
50
10.0 Servicing
50
Figure 9.3.1 Master - Wiring Schematic
51
Figure 9.3.2 Slave - Wiring Schematic
52
Figure 10.3.1 Unscrewing Upper Panel
53
Figure 10.3.2 Fan Power Connection
53
Figure 10.3.3 Venturi Removal
53
Figure 10.3.4 Fan Removal
53
Figure 10.3.5 Burner Gasket Removal
53
Figure 10.3.6 Burner Removal
53
Figure 10.4.1 View of Combustion Chamber Entrance
54
Figure 10.4.2 Cleaning Combustion Chamber
54
Figure 10.5.1 Condensate Drain Removal
54
Figure 10.5.2 Condensate Drain Overview
54
Figure 10.5.3 Condensate Drain Removal
54
Figure 10.5.4 Condensate Drain Disassembled
54
Figure 10.6.1 Ignition Electrode
55
Figure 10.6.2 Removal of Ignition Electrode from Heat Exchanger
55
Figure 10.6.3 Ignition Electrode Recommended Spark Gap Dimension
55
Figure 10.6.4 Ignition Electrode Recommended Spark Gap Dimension
55
Figure 10.8 Flue Sample Point Sealing Plug
55
11.0 Recommended Spares
56
Figure 11.1 Replacement Casing Panels
56
Figure 11.2 Recommended Replacement Parts
56
Figure 11.3 Recommended Replacement Parts
57
Figure 11.4 Sensor Resistance Values
57
Appendix Agas Data/Figure A1 Natural Gas Data
59
Appendix Agas Data
59
Figure A1 Natural Gas Data
59
Figure A2 LPG Data
59
General Data
59
Milborne - Condensing
59
Boiler Output Kw (Maximum) Condensing 50/30°C
59
Boiler Output Kw (Maximum) Non Condensing 80/60°C
59
Boiler Module Output (Minimum)
59
Gas Data
59
Nominal Gas Inlet Pressure
59
Figure A3 Gas Valve and Air Inlet Assemblies
60
Figure A4 Separating the Venturi from the Gas Valve
60
Figure A5 Conversion to LPG by Fitting Orifice
60
Figure A6 LPG Orifice Fitted
61
Figure A7 Alternative LPG Orifice
61
Appendix Belectrical Connections & Controls
62
Figure B1.1 Electrical Data
62
Figure B1.2 Pump Contactor Connection
63
Figure B1.3 Remote Enable Signal Connections
63
Appendix Cflue Data
64
Figure C1 Flue Data
64
Figure C1.1 50Mm Flue Equivalent Lengths
65
Figure C1.2 125 / 160Mm Ø Maximum Flue Lengths
65
Kw (Gross)
65
Kw (Nett)
65
Appendix Dventilation
66
Figure D1 Mechanical Ventilation Flow Rates
67
Appendix Ewater Data
68
Figure E1.1 Water Data
68
Mbar
68
Figure E1.6 Pump Selection Chart
69
Kw (Gross)
69
Kw (Nett)
69
Figure E1.1.1 Typical Piping Layouts
70
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