Do you have a question about the NP100 and is the answer not in the manual?
Questions and answers
Brett
August 6, 2025
Can i set my thermostat to not run unless the temperature changes? Currently my system kicks on even when the temperature does not change. This is making my system run more often than it should.
Heating & air conditioning non-programmable thermostat (6 pages)
Summary of Contents for White Rodgers NP100
Page 1
NP100 Non-Programmable Thermostat Installation Instructions & User Guide For Installation Help F F F F F F Installation Installation Installation Installation Installation Installation Installation Help Help Help Help Help Help Help 1-877-654-9394 1 1 -877-654-9394 877 654 9394 White-Rodgers.com White-Rodgers.com Congratulations on the purchase of your White-Rodgers ™...
TABLE OF CONTENTS Part 1: Before Getting Started ............Page 2 • Failure to read and follow all instructions carefully before installing 1.1 Check package contents or operating this control could cause personal injury and/or 1.2 Answer questions about source of heating in your home property damage.
1.2 Answer questions about source of Part 1 Before Getting Started heating in your home Before getting started, please review the following ✔ Do you have either oil or gas burning furnace? pre-installation checklist. ✔ Do you have Hydronic Heating (steam or hot water radiators or radiant fl...
3-Part unit Part 2 Remove Old Thermostat and Install New Thermostat Do not disconnect wires from the old thermostat until you label all the wires according to this manual. Cover Base Wallplate 2.1 Expose wires connected to 2-Part unit old thermostat 2.1.1 After turning off power to your heating &...
2.1.2 Loosen all screws holding the old thermostat’s wallplate to 2.2 Label and disconnect the wires the wall. Do not disconnect the wires from terminals. Allow the wallplate to hang loosely on the wires. 2.2.1 Note you may see two types of wiring in the old thermostat: 1.
Page 6
2.2 Label and disconnect the wires (cont.) If the OLD thermostat’s …Then label its wire with terminal is wired into the wall this letter: and identifi ed by this letter… 2.2.2 Label each wire that comes out of the wall and attaches to terminals on the old thermostat.
2.3 Install new thermostat’s wallplate 2.4 Match and connect wires Do not allow wires to touch each other or parts on 2.4.1 Match each wire coming from the wall to its corresponding the thermostat. Doing so could result in damage to your heating and terminal, as shown in the illustration below.
2.5 Set switch Part 3 Quick Setup Find a switch located in the lower right corner of the wallplate labeled 3.1 Get to know your thermostat ELEC/GAS. Set it as follows: Actual Desired Temp Up/Down • If you have either a gas or oil furnace, set the switch to GAS. Buttons Temperature Temperature...
3.2 Select options Options Default Setting Additional Information 1. Do you want the Select SL (slow) if you have Set SYSTEM switch to OFF position and then press both buttons Cycle Rate to be (fast) Hydronic (water or steam) simultaneously. Fast or Slow? heating.
3.3 Set fan and system switches Part 4 Additional thermostat features 1. Set the FAN switch to AUTO. 4.1 Set change fi lter reminder 2. Set the SYSTEM switch to COOL (to turn on cooling) or HEAT (to turn on heating). The thermostat can display a reminder when it is time to change the air fi...
4.3 Adjust actual temperature display Part 5 Troubleshooting Guide Your thermostat was accurately calibrated at the factory. However, if you would like the displayed temperature to read higher or lower than Problem Possible Cause Action the actual temperature, you can adjust the displayed temperature Snowfl...
Reset Operation If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation, you can reset the thermostat. Move SYSTEM switch to OFF, then press both buttons simultaneously, and then move SYSTEM switch to HEAT while still pressing buttons.
Need help?
Do you have a question about the NP100 and is the answer not in the manual?
Questions and answers
Can i set my thermostat to not run unless the temperature changes? Currently my system kicks on even when the temperature does not change. This is making my system run more often than it should.