Honeywell CT1503 Manuale Utente Scaricare il pdf (Pagina 10)

TABLE 2—TERMINAL DESIGNATIONS.

OLD SUBBASE

TERMINAL

CONTROL FUNCTION

R or RH

Heating transformer power to

control circuit.

Cooling transformer power to

control circuit.

Heating relay or valve.

Cooling relay.

Fan relay.

Heating changeover valve or

damper control circuit.

Cooling changeover valve or

damper control circuit.

Heat pump compressor control

circuit.

□

Push excess wire back into wall, and plug

hole in wall with nonflammable insulation to

prevent drafts from affecting thermostat operation.

For CT1502 heating/cooling

CENTRAL ELECTRIC SYSTEM

l\ POWER SUPPLY. PROVIDE DISCONNECT MEANS AND

OVERLOAD PROTECTION AS REQUIRED, ^

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Honeywell CT1503 Manuale Utente Pagina 10