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CIRCULATOR RELAY BOX
1 234
C1 C2
Indirect
A
quastat
LIVE
NEUT
PR
OUT
PR
IN
L1
L2
L1 L2
TT
HEATING
CIRCULATOR
REMOVE JUMPER
BETWEEN 1 & 3
3
HONEYWELL L8148A OR SIMILAR W/PRIORITY
CIRCULATOR RELAY BOX
LIVE
NEUT
PR
OUT
PR
IN
1234
L1
L2
Indirect
A
quastat
L1
L2
B2
B
HONEYWELL L8148J W/MILLIVOLT GAS VALVE
WHITE RODGERS 8J48A W/24V GAS VALVE
CIRCULATOR RELAY BOX
Indirect
A
quastat
L2
LIVE
NEUT
PR
OUT
PR
IN
3
4
2
1
L1
L2
L1
B
W
CIRCULATOR RELAY BOX
Indirect
A
quastat
L2
LIVE
NEUT
PR
OUT
PR
IN
3
4
2
1
L1
MULTI-ZONE
CONTROL
PRIORITY
ZONE
THERMOSTATS
ZONE OUTPUTS
T TT T
T T
TYPICAL MULTI-ZONE CONTROL