22
Pump 1
L
N
Pump 2
Primary pump
boiler pump
Primary pump
boiler pump
L
PUMP 2
N
PRIMARY
PUMP
L
PRIORITY
PUMP 1
N
L
POWER I
N
N
GROUNDS
L
PUMP 3
N
TRANSFORMER
L
N
POWER
ZONE1
ZONE2
ZONE3
T-STAT 2
C
R
W
T
T COM
COMMS
D
P
ZONE 1
E / S
X X
T-STAT 3
C
R
W
T
T COM
T-STAT 1
C
R
W
T
T COM
AUX
3 Zone
ZSR103
MASTER
PRIORITY ON
REMOTE ENABLE ON
EXERCISE ON
POST PURGE ZONE#1 ON
SLAVE
OFF
OFF
OFF
OFF
REMOTE ENABLE
24 - 120 VAC
L
N
O
N
O
F
F
STATUS
DURING
PRIORITY
Pump 3
Pump 1
Pump 2
Pump 3
B3 - Mod/Con boiler, primary loop, closely spaced tees, zone pumps
Hydronic diagram is for illustration purposes only, some components have been removed for simplicity.
Summary of Contents for Z-one ZSR103
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