Home-automation RC-2000 Manuel d'utilisateur télécharger pdf (Page 11)

Two Speed Heat Pump (3 Stage Heat / 2 Stage Cool)

Comp Stage 2 Relay

Comp Stage 1 Relay

Compressor Stage 2

(D)

(H)

(L)

(G)

(Y1)

(B)

(O)

(W2)

(C)

(RC)

HVAC SYSTEM

THERMOSTAT

24VAC

CONTROL

TRANSMFOMER

Dehumidier

Humidifier

Ground Fault

Fan

Compressor Stage 1

Energized in Heat

Energized in Cool

Auxilirary Heat

24VAC Common*

24VAC "HOT"

Aux Heat Relay

Reversing Valve

Fan Relay

Fault Relay

Humidifier

Dehumidifier

(Y2)

Figure 10 – Connections for two speed heat pump thermostat

CONFIGURATION

 The “System Type” for this thermostat must be set to “Heat Pump” under “System Options”.

 The “Cool Stages” and “Heat Stages” settings must be configured under “Stage Settings”.

POWER UP

1. Double check wiring, be sure that there are no stray wires or wire strands at the connections.

2. Connect power to the transformer and system. The display will show the current thermostat settings.

3. Press [FAN] and select “On”. The fan should come on.

4. Press [FAN] and select “Auto”. The fan should go off.

5. Set the Mode to "Heat". Raise the desired heat setting 1 degree above the current temperature. Ensure

that the heat pump comes on, in heating mode. Press [HOLD] and select “On” to override Energy

Efficient Control. Stage 2 heat should come on.

6. Raise the desired heat setting 3 degrees above the current temperature. Auxiliary heat should come on.

7. After a few minutes, set the mode to "EM Heat". Both stages of the heat pump should stop but the

auxiliary heat should remain on. Set the mode to “Off”. Ensure that the auxiliary heat goes off.

8. Press [HOLD] and select “Off” to enable Energy Efficient Control. Set the Mode to "Cool". Lower the

desired cool setting 1 degree below the current temperature. Ensure that the heat pump comes on, in

cooling mode. Press [HOLD] and select “On”. Stage 2 cool should come on.

9. Set the mode to "Off". Ensure that both stages of the cooling unit go off.

10. Press [HOLD] and select “Off” to enable Energy Efficient Control.

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Home-automation RC-2000 Manuel d'utilisateur Page 11

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