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Sample Wiring Diagrams
POWER
W
R
W
Y
B
O
G
R
2 Wire, 1 Stage Gas Heat
Residential Gas or Millivolt units.
GAS OR
ELECTRIC HEAT
2 Conductor 18 to 22 gauge
unshielded cable from the
thermostat to the equipment.
Bryant TSTATBBNQ001 Thermostat User Manual