Appendix C - Typical Thermostat Wiring; Appendix D - Typical Air Input Wiring - Beckett GENISYS 7565 Quick Start Manual

Appendix C - Thermostat Wiring Requiring a Common (C) Terminal
Figure 9 - 3-Wire Thermostat
CAD
CAD
Connector Pins
L1 (1)
LIM (2)
L2 (3)
Typically Blue
BV
White
L2 (MTR)
Red
MTR
L2 (IGN)
IGN
L2 (VLV)
VLV

Appendix D - Typical Air Input Wiring

Figure 11 - 24Vac Blocked Vent Wiring
CAD
CAD
Connector Pins
L1 (1)
LIM (2)
L2 (3)
BV
L2 (MTR)
MTR
L2 (IGN)
IGN
L2 (VLV)
VLV
Figure 13 - 120Vac Blocked Vent Wiring
* assumes normally
closed switch
2
120v GeniSys Control Installation and Operation Manual
W
R
* assumes normally
closed switch
CAD
CAD
Connector Pins
L1 (1)
LIM (2)
L2 (3)
BV
L2 (MTR)
MTR
L2 (IGN)
IGN
L2 (VLV)
VLV
Figure 10 - Thermostat Wiring with External Transformer
For example, an air conditioning transformer.
CAD
CAD
Connector Pins
L1 (1)
LIM (2)
L2 (3)
BV
L2 (MTR)
MTR
L2 (IGN)
IGN
L2 (VLV)
VLV
Figure 12 - 24Vac Combustion Air Proving Wiring
CAD
CAD
Connector Pins
L1 (1)
LIM (2)
L2 (3)
* assumes normally
closed switch
BV
L2 (MTR)
MTR
White
L2 (IGN)
IGN
L2 (VLV)
VLV
Figure 14 - 120Vac Combustion Air Proving Wiring
120 VAC
24 VAC
Typically Blue
Red
White
W
No Connection
R
24 VAC
Red
W
R
120 VAC
CAD
CAD
Connector Pins
L1 (1)
LIM (2)
* assumes normally L2 (3)
closed switch
BV
L2 (MTR)
MTR
L2 (IGN)
IGN
L2 (VLV)
VLV
11