Related Manuals for ELRO KT 250
Summary of Contents for ELRO KT 250
- Page 1 MANUAL MO-TU-WE-TH-FR MAXIMUM INDOOR GUARANTEE 4 SETTINGS 35° SATURDAY 2 SETTINGS 5° SUNDAY 2 SETTINGS MINIMUM 2 YEAR BATTERY MANUAL ON-OFF 250 VOLT °C 2 X AAA ALKALINE EXCLUSIVE OVERIDE SWITCH 5(3) AMP...
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Page 2: Table Of Contents
TABLE OF CONTENT 1 INTRODUCTION 1 INTRODUCTION………………………..………… 2 This thermostat can replace most common indoor residential 2 INSTALLATION……………………………………. 4 thermostat and is designed to be used with electric, gas or oil 3 SETTING CLOCK …………………………………. 11 heating system. 4 SETTING PROGRAM……………………………... 12 5 MANUAL OVERRIDE …………………………...…... - Page 3 1.3 Features Several useful functions and operating modes have been incorporated to adapt a variety of customer needs. day of week 2 3 4 5 6 7 indicator LCD shows the “NEED TO KNOW” information only, which is more easy to understand battery low 8 Changeable Programs (4 programs for weekday;...
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Page 4: Installation
2 INSTALLATION Removing your old thermostat This thermostat has been designed for simple and quick CAUTION: To avoid electric shock, turn off the power of the installation requiring only a few tools. heating system at the main power box in your home. Read the following instructions carefully before disconnecting the wires. - Page 5 2.3 Wire Labeling Mounting 1. Disconnect and identify each wire. 1. Mounting the thermostat onto the wall. 2. Tape the wires to the wall to keep them from slipping through 2. Remove completely the front housing of the the hole in the wall. If the hole in the wall is larger than thermostat by using a screwdriver.
- Page 6 Connecting the Wires Battery Installation 1. Connect the system wires to the terminals according to the The KT250 is operated by two AAA 1.5V Alkaline batteries. Please wiring diagram shown in the section 2.7 “WIRING DIAGRAM”. follow the installation instruction: 1.
- Page 7 Temperature Span Span is the temperature difference between the turn ON and OFF 0:00 temperature. The factory pre-set span is 1°C. For example, control temperature setting is 20.0°C. The heater will be operated when the room temperature drops to 19.5°C and will be turned off when °c the temperature rises to 20.5°C.
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Page 8: Setting Clock
3. SETTING CLOCK SETTING PROGRAM 1. Press one of D, H or M button to set clock. Only the day of Pre-recorded Programs week and the time are displayed. 2. Press D button to adjust the day of week. Program Day of Week Time Temp for Heat Control... - Page 9 Program Modification 6. Press D button will turn on or off the program. For example, you want to turn off program 2, press P button to select program 2. The pre-recorded programs could be modified. Follow the Then press D button. Program 2 is off as shown beside. Press D instructions shown below.
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Page 10: Manual Override
MANUAL OVERRIDE 5. Press R button to terminate the setting procedure and back to normal mode with the new temperature setting. At the normal operation mode, the current temperature setting 6. The unit will be back to normal operation mode automatically could be overridden until the next program comes. -
Page 11: Heater Operation
HEATER OPERATION Heater On Operation The heater will be turned on by setting programs or manual override. °c °c If the heater is turned on by setting programs, the Program Number, and the Heater On Icon will be displayed as shown. If the heater is turned on by manual override, only the Heater On Icon will be displayed as shown. -
Page 12: Low Battery Operation
Electrical Characteristics 7 LOW BATTERY OPERATION When the voltage of the battery decrease to certain level, the low Power Source: AAA 1.5V Alkaline battery indicator will be turned on and the thermostat cannot battery x 2 detect the temperature anymore. (not included) When the battery indicator is Switching Relay:...