Instruction manual

37
A INSTALLATION INSTRUCTIONS
Figure 27 - Zoning with pumps - Multizone hydronic piping. For BMS or BTS
model
1 Ambassador
2 Safety relief valve
3 Heating drain cock
4 Pressure disconnector
5 Flow checks
6 Optional ball valve to isolate heater
7 Supply piping to zones
8 Gas cock
9 Automatic feed
10 Optional ball valve
11 Back-flow preventer
12 Added system pump
13 Optional ball valve
14 Tees with drains to bleed zones
15 Return piping from zones
16 Domestic relief valve
17 Sanitary drain cock
18 Mixing valve
19 Flow restrictor
20 Hot water outlet
21 Cold water inlet
22 Gas inlet