Instruction manual

34
A INSTALLATION INSTRUCTIONS
Figure 24 - Three or more (BMS or BTS models) heaters installation with connection
for indirect water heater
1 Ambassador 2 Safety relief valves 3 Heating drain cocks 4 Ball valves 5 Gas cocks 6 Back-flow preventer 7 Supplementary expansione tank 8 Manometer 9 Gas supply
10 Cold water inlet
11 Supply and return for central
heating
12 Supply and return for eventual
indirect water heater
P1 Pump for central heating P2 Pump for indirect water heater
VICGeneral automatic gas valve