Robertshaw 9520 Manuel d'utilisateur

IMPORTANT SAFETY INFORMATIONWARNING:•Always turn off power at the main power source by unscrewingfuse or switching circuit breaker to the OFF position

If problems with thermostat cannot be resolved, call: Technical Support: (800) 445-8299 Monday-Friday 7:30-5:30 CST10Thermostat does not turn on syste

Five Year Limited WarrantyMaple Chase Company warrants to the original contractor installer orto the original consumer user, each new Robertshaw therm

12NOTES

Features• Multi-stage heating and cooling control• Zone system compatible as a master thermostat• Multi-colored LED indicators for system status• Low

Table 1Old Terminal New Label DescriptionR, V-VR or VR-R R 24 VAC ReturnY, Y1 or M Y Stage 1 Cooling/HeatingCircuitO or R O Reversing Valve(Cooling

3. Place AUTO-ON switch into AUTO position.4. Remove the cover using a coin or screwdriver.5. Place thermostat against the wall at desired location.

11. Terminal screws are loosened. Insert wires into terminal strip (Figure 4) matching the label to the corresponding terminal (see Wiring Diagrams be

6TERMINAL LEGEND - 9520TERM EQUIPMENT TO CONNECT REQ? TERMINAL FUNCTIONC 24VAC common connection Yes For input of 24VAC commonside of transformerL Sys

12. Put the °F/°C switch to either °F for Fahrenheit display or °C for Celsius display (see Figure 5).Figure 513. Replace cover on thermostat by snapp

5. Press the button until the temperature setting is at least 3 degrees above room temperature. The heating system should turn on. The fan may not

◆ Changing Temperature DifferentialIMPORTANT: The temperature differential is factory set at 1 (1°). Thismeans that whenever the room temperature chan