Velux TFF 200 Directions For Use Manual page 5

2.1 Connection diagram cold water in accordance with BS7206
Pressure
reducing valve
Stop valve
Water main
Please note! Cylinder relief valve connections should not be used for any other purpose and no valves should
be fitted between the expansion valve and the storage cylinder.
Expansion
Expansion
vessel
valve
Check valve
SECTION I: TANK INSTALLATION
Temperature
relief valve
Discharge
Hot water
Thermal cut-out
Thermostat
Heating flow
Motorized valve
Heating return
Motorized valve
Solar flow
Solar return
5 VELUX