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Gas supply connectio, Gas supply connections, Piping diagrams – Raypak RAYTHERM 0135B User Manual

Page 17

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17

Air
Scoop

Air Vent

Diaphragm
Expansion Tank

Feed
Valve

Pipe Pressure
Relief Valve
to Drain

Cold Water
Inlet

Heating Units

Fig. 15: Single-Zone Piping

Air
Scoop

Air Vent

Diaphragm
Expansion Tank

Feed
Valve

Pipe Pressure
Relief Valve
to Drain

Cold Water
Inlet

Heating Units

Circulators

12” Max.

Fig. 16: Multiple Zones with Circulators

Piping Diagrams

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