Part number 550-100-260/0520
70
ECO
®
Tec
G
AS
-
FIRED
WATER
BOILER
–
80/110/150/199
B
OILER
M
ANUAL
Zoning with the ECO Tec Control
A. Zoning with CIRCULATORS, suggested applications
&OURSPACEHEATINGZONESNO)NDIRECT$(7
(EATING/NLYMODELSSHOWN
1. Review wiring information on page 60 (120VAC
outputs) and page 61 (24VAC inputs).
2. The configuration at right uses the four input/output
pairs to receive thermostat inputs on J17-1/2, J17-4/5,
J17-7/8 and J16-1/2; and circulator outputs as shown.
3. Choose the space heating system type that matches the
heating system during the WIZARD setup or manually
in the PRIORITY 2 menu in the System Settings menu.
4. Use the factory default settings for the system type
chosen, or change if needed.
4HREESPACEHEATINGZONESPLUS)NDIRECT$(7
PIPEDDIRECTLYTOBOILER
(EATING/NLYMODELS
SHOWN
1. Review wiring information on page 60 (120VAC
outputs) and page 61 (24VAC inputs).
2. The configuration at right uses INPUT 3 and 4 for
space heating thermostats. INPUT 1 uses the input
from a DHW aquastat.
3. System Settings 2, 3 and 4 to PRIORITY 2. To set up
PRIORITY 2, choose the space heating system type
that matches the heating system during the WIZARD
setup or manually in the PRIORITY 2 menu in the
System Settings menu.
4. Assign INPUT 1 to PRIORITY 1, or use INPUT 2
PRIORITY 2 for Combi models.
5. Use the factory default settings for DHW and for the
heating system type chosen, or change if needed.
Combi models use Input/Output pairs 1 and 4 for 3-way valve operation and cannot be used for any
other purpose. Use Input 2 for Indirect DHW and Input 3 for Spacing Heating applications.