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WATER BOILER
Connect water piping
Piping MULTIPLE ZONES — System temperature 140 °F or higher
1. Follow instructions on page 14 and 15 to install
piping near boiler.
2. Zoning with circulators (Figure 8)
ments.
b. Remove circulator (when furnished as standard equip-
ment).
c. Install balancing valves to adjust flow to distribute heat
1
2
UO014
16
— Boiler Manual
Multiple zoning with circulators –
Temperatures 140 °F and higher
Zone 2
Zone 1
1
1
5
1
Isolation valve
2
Flow control valve
3
Circulator
(continued)
a. Install balancing valves to adjust flow to distribute
-
Guide" for details.
1
1
2
3
5
UO015
4
Zone valve
5
Drain valve
Multiple zoning with zone valves –
Temperatures 140 °F and higher
Zone 2
Zone 1
1
5
Part number 550-141-986/0112
1
4
1
5
3
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