Coloured Wire Diagrams
1. Combustion air damper
2. Combustion air damper for two furnaces
3. Combustion air damper and replacement air damper
4. Replacement air damper opens during firing
5. 120VAC vent switch, combustion air, and replacement air
5A.120VAC vent switch, combustion air and replacement air(2 furnaces)
5B.120VAC vent switch, combustion air(2 furnaces), replacement air
6. 120VAC vent switch and replacement air opens during firing
7. 24VAC vent switch, combustion air, and replacement air
8. 24VAC vent switch and replacement air opens during firing
9. Timer, vent switch, combustion air, and replacement air
9A. Timer, vent switch and replacement air
9B. Timer, 3-way vent switch and replacement air
10. Timer, vent switch and replacement air opens during firing
11. Vent switch, combustion air, and interlocking replacement air
12. Vent switch and interlocking replacement air
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