Hamworthy Purewell Installation, Commisioning And Maintenance Instructions page 6

9.0 ELECTRICAL SUPPLY ......................................................................
9.1 Site Wiring
10.0 BOILER ASSEMBLY AND INSTALLATION.....................................
10.1 General
10.2 Heat Exchanger Insulation Fitting Instructions
10.3 Gas Pipe Fitting Instructions
10.4 Connection to the Flue System
10.5 Gas Connection
10.6 Water Connections
10.7 Casing and Controls Assembly
11.0 COMMISSIONING AND TESTING ..................................................
11.1 Electrical installation
11.2 Gas installation
11.3 Water circulation system
11.4 Commissioning the Boiler
11.5 Boiler Checks Prior to Lighting
11.6 Gas Pressure adjustment and combustion checks
11.7 Temperature limiter (Limit thermostat)
11.8 Users instructions
12.0 FAULT FINDING..............................................................................
12.1 Safety Features Summary
12.2 Fault Finding Procedures
12.3 Possible Causes of Boiler Lockout
13.0 SERVICING.......................................................................................
14.0 REPLACEMENT OF FAILED COMPONENTS.................................
15.0 RECOMMENDED SPARES..............................................................
APPENDIX 'A' - INFORMATION RELATING TO PROPANE FIRING.......
FIGURES
Figure No. 1 Performance and General Data................................................
Figure No. 2 Flow Rates/Pressure Drop Table............................................
Figure No. 3 Gas Valve Leak Check Procedure............................................
Figure No. 4 Mechanical Ventilation Flow Rates..............................................
Figure No. 5 Heat Exchanger Insulation Fitting Instructions.............................
Figure No. 6 Gas Pipe Fitting Instructions......................................................
Figure No. 7 Enclosure Assembly Details.......................................................
Figure No. 8 Boiler Installation Typical Layout (Vented and Un-vented)......
Figure No. 9 Overall Dimensions of Boiler and Recommended Clearances .
Figure No. 10 Front Assembly Showing General Layout..............................
Figure No. 11 Gas Flow in Pipes..............................................................
Figure No. 12 Site Wiring Diagram................................................................
Figure No. 13 Typical boiler wiring diagram (inc. Options)............................
Figure No. 14 Pilotstat boiler wiring diagram.................................................
Figure No. 15 Diagram of igniter assembly....................................................
Figure No. 16 Diagram of Various gas valves fitted......................................
Figure No. 17 Pilotstat valve assembly..........................................................
Figure No. 18 General Fault Finding..............................................................
HAMWORTHY HEATING LTD.
iv
PUREWELL PERMANENT IGNITION
PAGE
8
9
14
16
16
17
19
32
PAGE
2
3
5
6
9/10
10
12/13
20
21
22
23
24
25
26
27
28
29
30/31
500001045/F