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Verfügbare Sprachen
Installation Guide
3.1.4
Positioning
•Position Thermia MBH on a floor that can bear their weight.
• The room must be equipped with a floor drain.
• Thermia MBH are intended for upright installation.
• For minimum ceiling height for elevating the heater, see figure 6 or figure 9.
• The hot water tank is positioned and then the pipes are connected. If the tank is to be installed together with a heat pump it must be
positioned beside the heat pump and connected with a flexible connection.
3.1.5
Piping installation
For general connection diagram for Diplomat Duo Optimum and MBH, see figure 3.
For general connection diagram for Diplomat Duo Optimum G2/G3 and MBH G2/G3 (incl. temperature/pressure valve), see UK Appen-
dix.
For general connection diagram for Diplomat Optimum and MBH, see figure 5.
For general connection diagram for Diplomat Duo Inverter Mini, MBH Inverter Mini Design, MBH Calibra see figure 8.
Symbol explanation
1. Heat pump
10. Supply line
11. Return line
12. Cold water
13. Hot-water
18. Water heater MBH
19. Water heater MBH H 200
50. Outdoor sensor
53. Hot water sensor lower
55. Hot water sensor top
75. Mixing valve HW
80. Shut-off valve
83. Non-return valve
85. Air bleeding valve
86. Safety valve expansion heating system 1,5 bar
87. Safety valve cold water 9 bar (included in delivery)
89. Vacuum valve
91. Strainer (included in delivery)
94. Filler cock
96. Flexible hose (included in delivery)
100. Safety valve 1,5 bar
111. Bleed and expansion tank
113. Expansion heating system
118. Safety valve 2,5 bar (hot-water, operating)
121. Brine in
122. Brine out
150. Connector
Cold and hot water pipes as well as overflow pipes from safety valves must be made of heat resistant and corrosion-resistant material,
e.g. copper. The safety valve's overflow lines must have an open connection with the outlet and visibly flow into it in a frost free environ-
ment.
Thermia AB
MBH
086L5801 rev 2
17
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