Lux Products P621U operating instructions 70˚F Set Temperature Swing Setting=

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65 DEGREES (F)

70˚F Set

Temperature

Swing

Setting=

#2 (+/- 0.5˚F)

Cut-In / Cut-Out

(1st Stage)

Offset ** Setting= 4˚F degrees

(2nd Stage) **

Cut-In / Cut-Out

**= Only applies if a second heat stage is present

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Image 25 Contents
2 1 U Page System Compatibility P621UTools YOU MAY Need FeaturesRemove OLD Thermostat Mounting LocationWiring Information Install Thermostat BaseWiring Diagram Notes With AUX / Emergency Heat Wiring DiagramsIncluding Millivolt 2-WIRE Heat USE RH & W1 HOT Water Heating only STAGE, Cooling only Stage Heating and 1-STAGE Cooling Stage Stage Cooling with TWO Separate 24V Transformers SINGLE-STAGE Heat Pump System Heat / 1-COOL, Heat Pump System Hardware Setup Options Page Front Panel Items Complete the InstallPage Operating Instructions Heat Mode Cool ModePage Temperature Programs Advanced Features 70˚F Set Temperature Swing Setting= Page Page Page Page Software Reset The Software Reset button labeled SW Technical Assistance Battery ReplacementMercury Warning and Recycling Notice Limited Warranty536 P