Weil-McLain 550-141-826/1201 manual Piping MULTIPLE ZONES, Zoning with circulators

Connect Water Piping CONTINUED

Piping MULTIPLE ZONES:

1.Follow instructions on page 14 and 15 to install piping near boiler.

2.See FIGURE 10 or 11 to complete installation

3.Zoning with circulators:

a.Size each circulator to individual circuit requirements.

b.Remove circulator (when furnished as standard equipment).

c.Install balancing valves to adjust flow to distribute heat to all zones.

d.Separate relay is required for each circulator.

4.Zoning with zone valves:

a.Install balancing valves to adjust flow to distribute heat to all zones.

b.Separate transformer is required to power zone valves. Refer to “Weil-McLain Zone Valve Wiring Guide” for details.

Legend:

1Isolation valve

2Flow control valve

3Circulator

4Zone valve

5Drain valve

			ZONE 2								ZONE 2
			ZONE 1								ZONE 1
									1
															1
1								1
					2
														4
					3
2
				1
		1
									5		5
											1
					5							1
	5

Multiple Zoning With CIRCULATORS	Multiple Zoning With ZONE VALVES
FIGURE 10	FIGURE 11

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