Carrier PTACSTAT-NP-HP - Manual (Page 29)

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Table 1 shows the thermostat outputs for each available stage of heating or
cooling. It may be useful in checkout or troubleshooting.
Table 1 – Outputs
EQUIPMENT
CONFIGURATION OPTION #1
COOL
STAGE 1
HEAT
STAGE 1
HEAT
STAGE 2
EM HEAT
PC Y, G W --- --- --- ---
PH
RVS = C (O)
Y, G, O/B Y, G Y, G, W W
PH
RVS = H (B)
Y,G Y, G, O/B Y, G, W, O/B W
--- PTAC