Manual

Installation - Wiring
18
T
T
1
4
3
5
6
C
irculator
Z
one 1
T
hermostat
zone 1
H
oneywell
R
845A
Circulator
R
elay
120
H
V
A C
N
2
T
T
1
4
3
6
Circulator
Zone 2
Circulator
Zone 3
Thermostat
zone 2
Thermostat
zone 3
5
2
T
T
1
4
3
6
5
High Voltage
Low Voltage
To Boiler 24 VA C
Thermostat Leads
2
ON
PRIORITY
ZONING CIRCULATOR
CIRC
ON
PR-IN PR-OUT
LIVE
NEUT
1234
2
1
C
Water Heater
Thermostat Snap Set
Priority Zone
Circulator
Note: Maximum of 4 total circulator
zone when wiring 1 zone for priority.
Fig. 18:
Priority Zone Circulator Wiring