N1 l1 g, N2 g l2, Nl l – tekmar 403 House Control Installation User Manual
Page 5: Rear line voltage wiring diagram, Figure 5 - system pumps figure 6 - zone pumps

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© 2011
D 403 - 07/11
Figure 5 - System Pumps
Figure 6 - Zone Pumps
Boil Sys
DHW
Zone 3
Zone 4
Zone 2
Zone 1
Variable
Speed
115 V (ac)
N1
L1
G
115 V (ac)
N2
G
L2
to pump grounds
to pump grounds
N
N
L
L
Back of House Control 403
Boil Sys Pmp
DHW Pump
Variable
Speed Pump
Pump
Power
Zone 4
Zone 3
Zone 2
Zone 1
Zone Power
(blue)
(red)
(black)
(black)
(red)
(black)
(black)
(black)
(black)
Rear Line Voltage Wiring Diagram -------------------------------------------------------------------
-------------------------------------------------------------------
Power
Source 2
Zone 4 Pump
Zone 3 Pump
Zone 2 Pump
Zone 1 Pump
Figure 3 - Connect Neutral Wires
for Power Source 2
Figure 4 - Line Voltage
Boil Sys Pmp
Zone 4
Zone 3
Zone 2
Zone 1
DHW Pump
Zone Power
Pump
Power
Variable
Speed Pump
403
Power
Source 1
Power
Source 2
DHW Pump
Boiler Sys
Pump
V.S. Pump
Boil Sys Pmp
Zone 4
Zone 3
Zone 2
Zone 1
DHW Pump
Zone Power
Pump
Power
Variable
Speed Pump
403
Power
Source 1
Power
Source 2
Power
Source 2
Zone 4 Pump
Zone 3
Pump
Zone 2
Pump
Zone 1
Pump
Boil Sys Pmp
Zone 4
Zone 3
Zone 2
Zone 1
DHW Pump
Zone Power
Pump
Power
Variable
Speed Pump
403