Weil-McLain PLUS LINE PLUS-E017-A/1206 - Manual (Page 35)

Part Number PLUS-E017-A/1206
Manual
• Installation • Start-Up • Usage • Maintenance • Parts
Boiler-side piping
(except Gas)
This section provides suggested boiler-side and system piping for boilers other than
Gas-fired boilers ( see Section B for Gas applications). You will find suggested piping
for:
• single or multiple water heaters
• zoned systems using zone valves or circulators
• dedicated boiler applications
• recirculation piping
Make sure to apply an appropriate control wiring method. Each piping diagram lists compatible
control wiring diagrams in Section D .
C
Zoning with pumps
GOLD PLUS 30/40/60/80 or PLUS 40/60/80
Two-pipe system piping — Figure 20........................................................................ 36
Primary/secondary piping — Figure 21 ..................................................................... 37
PLUS 100/110/119
Primary/secondary piping — Figure 22 ..................................................................... 38
Zoning with zone valves
Figure 23 (All water heater models) .......................................................................... 39
Dedicated boiler applications
GOLD PLUS 30/40/60/80 or PLUS 40/60/80
Figure 24 ..................................................................................................................... 40
PLUS 100/110/119
Figure 25 ..................................................................................................................... 41
Multiple water heater applications
Multiple water heaters – water heater piping — Figures 26/27 ................................ 42
Boiler water piping for multiple water heaters — Figure 28 ..................................... 43
Connecting a water heater to a steam boiler
Figure 29 ..................................................................................................................... 45