Mars 70801 Instructions d'exploitation

INSTALLATION AND OPERATING INSTRUCTIONSNon-Programmable ElectronicThermostat Heat/Cool®Model 7080170801-IM 12/14/06 3:06 PM Page 1

10Wiring DiagramsTypical 2-Wire Millivolt SystemRC RHCGYWBOHEATCONTROL24 VACTRANSFORMERCOMHOTTypical Single Stage Heat Pump SystemRC RHCGYWBOFANCONTRO

11WarrantyONE YEAR LIMITED WARRANTYMotors & Armatures Inc. warrants each new MARS thermostat against any defects due tonon-conforming material or

INSTALLATION AND OPERATING INSTRUCTIONSNon-Programmable Electronic Thermostat Heat/Cool®Model 7080170801-IM 12/14/06 3:06 PM Page 12

2Compatible with low voltage single stage gas, oil or electric heating or cooling systems and single stageheat pumps. For use on 24VAC systems (not t

3Removing The Existing Thermostat1) CAUTION: Make certain the power to the system has been disconnected. 2) Remove the cover of the old thermostat a

4• GAS / ELECTRIC: Configures the thermostat to either gas/oil or electric heating systems.• C / F: Sets the display in either Celsius or Fahrenheit.•

55) Set the system switch to the OFF position. The system shouldshut down within several seconds. The LCD will again displayonly the room temperatur

6Operating The New Thermostat1) Set the System switch to either the HEAT or COOL position and the Fan switch to either the AUTO or ONposition. NOTE:

7TroubleshootingSYMPTOM CORRECTIVE ACTIONDisplay is blank Check thermostat wiring & connections.Check circuit breaker/fuse panel.No heat Set syste

8Wiring DiagramsTypical 4-Wire SystemRC RHCGYWBOFANCONTROLHEATCONTROLInstall Jumper24 VACTRANSFORMERCOOLCONTROLCOMHOT70801-IM 12/14/06 3:06 PM Page

9Wiring DiagramsTypical 5-Wire SystemRC RHCGYWBOFANCONTROLHEATCONTROLCOOLCONTROLHEAT 24 VACTRANSFORMERCOMHOTCOOL 24 VACTRANSFORMERCOMHOT70801-IM 12/1