1) With the outer case assembled as in 'Outer Case' 14 remove the 2 screws securing the
thermostat cover to the facia panel.
2) Fit the input cable to the terminal strip and clamp using the cable grip provided and clamp the
incoming cable into the cable clips provided on the outer case side panel so as to avoid contact
with the hot combustion box surfaces.
3) Connect the 2 green and yellow earth wires halfway down the appliance wiring harness to the
combustion chamber earth point on the outer case support bracket.
4) Fit the socket at the end of the wiring harness to the plug attached to the burner feed pipe and
clip the wire to the cable clips provided.
5) Refit the thermostat cover to the facia panel.
6) Push the thermostat phial into the thermostat pocket and clip the capillary behind the retaining
clip (
).
INTERNAL WIRING
Programmer Wiring Plate
Page 7
Notes for Guidance
PIPE SIZING
Summary of Contents for BOSTON 40 OF
Page 9: ...fig 1 Pump in Casing Page 5 fig 2 Outer Case ...
Page 15: ...Page 8 Fig A One Zone Valve Fully Pumped System ...
Page 16: ...Fig B Sundial Gravity System ...
Page 17: ...Fig C 2 Zones Valve Fully Pumped System ...
Page 20: ...fig 7 Burner Controls fig 8 Boiler Thermostat Page 10 ...
Page 23: ...Fig 9 Insulation Combustion Box Door Fig 10 Baffle Securing Screws ...
Page 24: ...fig 11 Door Burner 60 50 40 fig 12 Door Burner 80 70 ...
Page 29: ...fig 16 Insulation Page 14 Short Parts List ...
Page 30: ......
