Cooling Only (Electric Heat) - Cvzt & Vvzt; Condenser Fan Operation; Thermostat, Cvzt, Vvzt, And Vvda; Electric Heat - Trane Symbio 700 Controller Application Manual

Cooling Only (Electric Heat) – CVZT & VVZT
Table 17. Dual compressor cooling staging (manifold)
Table 18. Dual unloading compressor cooling staging

Condenser Fan Operation

Thermostat, CVZT, VVZT, and VVDA

Table 19. Single condenser fan systems (cooling only)
Unit Operation
Compressor 1 Output ON
Compressor 2 Output ON
Compressor 1 Output ON + Compressor 2 Output ON
Table 20. Dual condenser fan (cooling only)
Unit Operation
Compressor 1 Output ON
Compressor 2 Output ON
Compressor 1 Output ON + Compressor 2 Output ON
Table 21. Dual condenser fan - independent airstream (cooling only and heat pump)
Unit Operation
Compressor 1 Output ON
Compressor 2 Output ON
Compressor 1 Output ON + Compressor 2 Output ON

Electric Heat

Table 22. Electric heat staging
Unit Operation
Electric Heat Stage 1
Electric Heat Stage 2
ACC-APG002A-EN
Unit Operation
Cool Stage 1
Cool Stage 2
Cool Stage 3
Unit Operation
Cool Stage 1
Cool Stage 2
Cool Stage 3
Cool Stage 4
Unit Response
Compressor 1 Output ON
Compressor 2 Output ON
Compressor 1 Output ON + Compressor 2 Output ON
Unit Response
Compressor 1 Output ON
Compressor 1 Output ON + Compressor 2 Unloader Solenoid ON
Compressor 2 Output ON
Compressor 1 Output ON +Compressor 1 Unloader Solenoid ON +
Compressor 2 Output ON
Unit Response
Condenser Fan Output 1 ON
Condenser Fan Output 1 ON
Condenser Fan Output 1 ON
Unit Response
Condenser Fan Output 1 ON +Condenser Fan Output 2 ON
Condenser Fan Output 1 ON +Condenser Fan Output 2 ON
Condenser Fan Output 1 ON +Condenser Fan Output 2 ON
Unit Response
Condenser Fan Output 1 ON
Condenser Fan Output 2 ON
Condenser Fan Output 1 ON +Condenser Fan Output 2 ON
Unit Response
Electric Heat Stage 1 Output ON
Electric Heat Stage 1 and 2 Outputs ON
Appendix A
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