White Rodgers UP400 User Manual

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ATTENTION: MERCURY NOTICE
This product does not contain mercury. However, this product may replace a 
product that contains mercury. Mercury and products containing mercury must 
not be discarded in household trash. Do not touch any spilled mercury. Wearing 
non-absorbent gloves, clean up any spilled mercury and place in a sealed 
container. For proper disposal of a product containing mercury or a sealed 
container of spilled mercury, place it in a suitable shipping container.
Refer to 

 for location to send product containing 

mercury.

These symbols are used throughout this User Guide.
Watch for them to identify:

Cautions

Tips

Programmable Features

Part 1: Before Getting Started ...................................................... Page 2

1.1  Check package contents 
1.2  Answer questions about source of heating in your home
1.3 Assemble tools
1.4  Turn off power to your heating and cooling system

Part 2: Remove Old Thermostat and Install New Thermostat  .... Page 4

2.1  Expose wires connected to old thermostat
2.2  Label and disconnect the wires
2.3  Install new thermostat’s wallplate
2.4  Match and connect wires
2.5 Install batteries
2.6  Snap thermostat to the wallplate

Part 3: Quick Setup ..................................................................... Page 13

3.1  Get to know your thermostat 
3.2  Set fan and system mode
3.3 Select options
3.4  Turn on power to your heating and cooling system
3.5  Set time and date
3.6  Review pre-programmed schedule

Part  4: Additional Thermostat Features .................................... Page 18

4.1  Customize the pre-program schedule
4.2  Set favorite temperatures (home / sleep / away)
4.3  Set temporary hold at
4.4  Bypass the schedule (permanent hold)
4.5  Set vacation hold
4.6 Change batteries
4.7  Activate permanent auxiliary heat (for Heat Pumps only) 
4.8  Set keypad lockout
4.9  Set change fi lter reminder
4.10 Set change humidifi er pad reminder
4.11 Enable auto changeover
4.12 Adjust actual temperature display
4.13 Change faceplate color

Part 5: Troubleshooting Guide .................................................... Page 30

   
Appendix: Heat Pump Identifi cation .......................................... Page 32

• Failure to read and follow all instructions carefully before installing
  or operating this control could cause personal injury and/or 
 property 

damage.

• The thermostat may stop controlling temperature and your house
  may freeze or overheat when batteries are too low. Batteries must
  be changed when                           appears on the display.