Lennox 43558 Manuel D’Utilisation

2

Your new Climate Technology electronic thermostat will provide
years of reliable service. By saving energy, your thermostat will
pay for itself during its first season of use. Thank you for buying
a Climate Technology product!

Please read this manual for complete instructions on installing
and operating your thermostat.

If you require further assistance, call Climate Technology Techni-
cal Support at 800-676-7861 from 8 AM to 5 PM Central Time.

Model Information:

Model Number ___________________________________________

Serial Number____________________________________________

Date Purchased __________________________________________

Where Purchased _________________________________________

41653_model43558.pmd

3

Read This Before Installing Thermostat

6-7

Features

8-9

What You Need

10

Selector Switches

10-11

Remove Old Thermostat

12

Wire Labeling

13-15

Mount Wallplate and Thermostat

16

Connect Wires and Mount Thermostat Cover to Wallplate

17

Option Menu

18-21

Setting Time and Day

22-23

Programming Introduction

24

Personal Program Schedule

25

Programming

26

Weekday/Weekend Programming

27-28

7-Day Programming

29-30

Everyday Programming

31-32