Douglas BF 10-LPG Manuale d'installazione e d'uso - Pagina 9
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Stampa la paginaDOUGLAS & Co. BF 10H-NG BF 10-LPG HEATER UNITS
INSTALLATION USER INSTRUCTION MANUAL
Page 9 of 20
6.
Pipe Connections, Water Pressure, Testing, and Hand over advice.
Pipe Connections;
Cold water 12 mm flexible tail pipe,
pipe. A gas cock must be installed in the supply line with provision to disconnect the appliance for
service. A gate valve or full flow ball valve (fixed mechanism) must be installed on the cold water
supply line. A non-return valve MUST NOT be fitted.
Hot water 12 flexible mm pipe.
Gas
12
mm tail
Heat Exchanger / Controls Module viewed from
Underside out of Wall Box. Note for reference point:
Control Knob
--.Gas Inlet 12 mm Connection
—Cold Water 12 mm flexible Connection
Hot Water 12 mm flexible Outlet
DO NOT MIX UP WATER & GAS CONNECTIONS
View of Connector Tails on Cold Water Inlet & Gas Inlet
from front of Heat Exchanger /
Controls Module.
Viewed from front, out
of Wall box
Hot water outlet
Gas Inlet 12 mm Connection.
Cold Water 12 mm Connection
DO NOT MIX UP WATER & GAS CONNECTIONS