tekmar 400 House Control Quick Start - Manual (Page 2)

© 2014 400_Q - 02/14 2 A Watts Water Technologies Company
6. Install Enclosure
8. Install Cover
Menu
House Co ntrol 402
Item
7. Low Voltage Wiring
Expansion
tN4 Boil
Ct
N
4
Modulating
Boiler
—+
2
1
R
C
L
N
Menu
House Control 400
Item
+
Com
Boil
Out
DHW
Vlv C Vlv C Vlv C
Zone 3 Zone 1 Zone 2 Zone 4
Vlv C
Com
Zone 1 Zone 2 Zone 3 Zone 4
tN2 tN2 tN2 tN2 tN2 tN2 tN2 tN2
Sensors - No P
ow
er
Call
Call
tN4
C
Mod dc/mA
Boil Exp.
Se
tpoint
DHW
R C
Input Power
H8005D
Use at least 167°F
(75°C) conductors
Stage 2
Stage 1
Zone Valves
24 V (ac) Transformer 009
DHW Call
from DHW
Tank Aquastat
(optional)
Setpoint Call
Outdoor
Sensor
070
Boiler Supply
Sensor 082
DHW Tank
Sensor 082
One or Two Stage
Boiler T-T
tekmarNet ® 2 Thermostats
tekmarNet ® 4
Expansion to
Wiring Centers,
Timers, or
User Switch