Install Instructions

© 2020 654_D - 02/20 6 of 44
tN4 Wiring Center or Zone Manager ------------- -------------
Zone 1
tN4 Wiring Center
or Zone Manager
Zone 2
tN4 C R W tN4 C R W
Slab
Brn
+
Mod tN4Aux Ht R C
Bret
Out/
Com–
BlkYel Blu Red Sup
No Power
Transformer and Relays -------------------------------------------------------------------------------- --------------------------------------------------------------------------------
Alert Relay Output --------------------------------------------------------------
Alert
Equipment
Slab
Brn
+
Mod tN4Aux Ht R C
Bret
Out/
Com–
BlkYel Blu Red Sup
No Power
Relay 003
System
Pump
Relay 003
2
1
8
7
3
4
5
6
2
1
8
7
3
4
5
6
Transformer 009
L
N
C
R
On/Off Boiler
TT
Slab
Brn
+
Mod tN4Aux Ht R C
Bret
Out/
Com–
BlkYel Blu Red Sup
No Power
LNG
115 V (ac)