PEERLESS LC SERIES - Piping Multiple Boilers, Typical, Gravity Return Systems

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Steam
Stop Supply
Valve
Pipe All Headers Minimum
24" Above Boiler Water Line
Stop
Valve
Blowdown
Valve
Figure 22: Piping Multiple Boilers, Typical, Gravity Return Systems
Pipe All Headers Minimum
24" Above Boiler Water Line
Stop
Valve
Steam
Supply
Stop
Valve
_f_\_ receiver
F/I- Drip
Trap
) Valve
_'_. ;olenoid or Motorized Valve
Boiler Cock for Throttling
Pump Pressure to Boilers
Check Valve To Pump
Valve
Alternate Piping: Use two separate pumps, separate return lines and no solenoid valves
Figure 23: Piping Multiple Boilers, Typical, Pumped Return Systems
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