Install Instructions

9 of 12 © 2011 D 315 - 04/11
Description: tN4 Wiring Center 315, six tekmarNet
®
4 Thermostats, and six zone valves wired into the T-T terminals on the
boiler to give an enable. The pump is controlled by the Zone Group Pump output on the 315.
R
C
L
N
T
T
115 V (ac)
L
N
G
to pump grounds
N
L
(red)
(black)
315
Power L
Zone Group Pump
Power
Zone 1
Zone 2
Zone 3
Zone 4
Zone 5
Zone 6
End Switch/ Zone Group Pump
C
Zone 2
WtN4 R
C
Zone 3
WtN4 R C
Zone 4
WtN4 R
tN4 Wiring Center 315
Six Zone Valves
W tN4C tN4CX
Zone 1 Expansion
VlvC
Zone 1
VlvC
Zone 2
VlvC
Zone 3
VlvC
Zone 4
VlvC
Zone 5
VlvC
Zone 6
XC
Input Power
RR
W tN4C
Zone 5
RW tN4C
Zone 6
R
H8001B
End Switch
Use at least 167°F
(75°C) conductors
315
End Switch (X-X) To Boiler Enable (T-T) A315-3
24 V (ac)
Transformer 009
Zone Valves (Z1 to Z6)
End Switch (X-X)
to boiler enable (T-T)
Z1
Z2
Z3
Z4
tekmarNet
®
4 Thermostats
Z5
Z6
tekmarNet
®
4, or Conventional Thermostats
(Use tekmarNet
®
4 Thermostats to achieve better system performance)