23
5.16 - Suggested
piping and wiring
connections for the
45AN and 45AE
versions Boiler
Figure 17 shows the suggested piping
and wiring connections for boiler
models 45AN and 45AE.
All components listed below, except
the flue terminal need to be field
supplied.
1 = ball valve
2 = drain valve
3 = Manual gas shut-off valve
4 = sediment trap
5 = ground joint union
6 = Circulator pump
7 = By pass valve
8 = Relief valve drain
9 = Condensate drain
10 = Domestic mixing valve
11 = Expansion tank
12 = Flow restrictor
13 = Fill valve
14 = Heating supply
15 = Domestic Hot Water
16 = Cold water
17 = Heating return
18 = Gas supply
19 = Concentric vent/air intake terminal
OS = Outdoor sensor (optional)
RC = Remote command (only for 45AE
model)
RT = Room thermostat
120 Vac = Electrical supply
Figure 17 - Typical piping and wiring of a boiler models 45AN and 45AE
5 - INSTALLATION - Mounting & gas and water connections
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