Hamworthy Wessex 100 M100 Installation, Commissioning And Servicing Instructions page 6

FIGURES
Figure 1.1 Boiler Installation (Typical) ............................................................................................................ 2
Figure 2.1 Boiler Dimensions / Clearances .................................................................................................... 3
Figure 2.2 Performance & General Data Information ..................................................................................... 4
Figure 5.6 Gas Valve / Pipework Leak Test Procedure ................................................................................. 7
Figure 7.2 Mechanical Ventilation Flow Rates ............................................................................................... 9
Figure 8.3 Cold Feed and Vent Pipe Sizes .................................................................................................... 9
Figure 8.12 Site Wiring Diagram .................................................................................................................... 12
Figure 9.1 Wiring Schematic ........................................................................................................................ 13
Figure 11.0 General Layout (Front View) ....................................................................................................... 15
Figure 11.4.3 Diagram of Automatic Gas Valves .............................................................................................. 18
Figure 11.4.5 Diagram of Damper Mechanism ................................................................................................. 19
Figure 12.2 Fault Finding Procedures ....................................................................................................... 21/22
Figure 14.1 Diagram of Hot Surface Igniter and Sensing Probe Assembly ................................................... 25
Figure 14.2 Pressure Sensing Tubes ............................................................................................................. 25
Figure 14.5 Gas Pipe Fitting .......................................................................................................................... 26
Figure 14.10 Gas Pressure Switch Adjustment ............................................................................................... 28
HAMWORTHY HEATING LTD
iv
WESSEX 100 M
PAGE
500001080/F