background image

7

8

Press the tabs to open
the thermostat.

20

21

Back-Cover

Wall

Through Hole

Wires

Wall

AM

SET

SET

HE AT

AM

SET

HE AT

AM

Wires

+

+

+

+

+

+

+

+

+

+

Back-Cover

Terminals

Heating Program

!

Slide the system switch to the HEAT position and press the PROGRAM key once, the P1 and 
SET symbols will appear on the display. MO to FR symbol is shown indicating Weekday program 
is being displayed. (Figure 3) 

!

Use AHEAD or BACK  to select the desired start time for weekday program 1. 

!

Use UP or DOWN (on extreme right) to set the desired temperature.

!

Temperature can be set in increments of 0.5°.

!

Program time can be set in increments of 10 minutes.

!

After setting correct time and temperature for program 1, press PROGRAM again to display 
weekday program 2. Use same method to set the desired time and temperature for program 2.

!

Repeat the procedures for weekday program 3 and 4, and weekend programs 1-4. (Figure 4)

!

After complete setting of all 8 programs, press PROGRAM to return to normal display (SET 
symbol will disappear). Leaving the thermostat without any keys pressed for 16 seconds while 
setting will also return the display to normal.

Note:

!

The PROGRAM key can also be used anytime to review all the set programs.

!

To terminate the programming sequence at anytime, press DISPLAY key.

Mounting The Thermostat Back-Cover

!

The back-cover should be mounted horizontally 
with the terminals on the left side.

!

Thread the existing wiring through the big center 
hole from the back and set the back-cover 
horizontally on the wall.

!

Select two appropriate mounting holes and mark 
the locations with a pencil. If necessary, use a level 
to make sure the thermostat is leveled.

!

Remove the back-cover from the wall and drill two 
3/16 inch holes in the marked screw positions. 
Insert the wall-anchors into the holes completely. If 
necessary, use a hammer to tap-in lightly.

!

Mount the back-cover with the two screws to the 
wall. Make sure the metal terminals are on the left 
side.

Connecting The Wires To The Terminals 

Tip: Press and hold the AHEAD/BACK or UP/DOWN key to move the numbers quickly.

Figure 3

Weekday

Hour/Minute Setting 

Temperature

Temperature

Program  1

Figure 4

Weekend

Hour/Minute Setting 

Program  1

Figure 2

SET

Figure 1

LEVEL

+

+

+

+

+

+

+

+

+

+

Mark the locations
with a pencil

Back-Cover

Содержание THM301M

Страница 1: ...MODEL THM301M USER S MANUAL ENGLISH DATE Oct 2 2003 THM301M Programmable Thermostat...

Страница 2: ...nd switches The backlight only comes ON in the dark Any key press will turn the backlight ON for 8 seconds in the dark Features Large LCD display with backlight Real time clock showing day hour and mi...

Страница 3: ...CONTROL SET CLOCK PROGRAM AHEAD RESET HOLD BACK CURRENT Function Key Descriptions LCD Display Set Time and Day Press SET CLOCK to start time setting Only time will be shown Figure 1 Use AHEAD or BACK...

Страница 4: ...during winter and cooler settings during summer Program 4 this is a sleep mode You may choose to set temperature for energy savings or comfort as desired Note The 4 programs for weekdays and the 4 pro...

Страница 5: ...any keys pressed for 16 seconds while setting will also return the display to normal Note The PROGRAM key can also be used anytime to review all the set programs To terminate the programming sequence...

Страница 6: ...g systems from undesired on off sequences Sometimes there will be a delay of several minutes before the thermostat will activate the system Hold This feature is to hold the thermostat at a constant te...

Страница 7: ...t Press both AHEAD and BACK keys together at the same time to change the time display from 12 hour format to 24 hour format e g 8 00pm 20 00 and vice versa Changing Batteries When all digits on the LC...

Страница 8: ...heater to heat up and the fan to activate Most heaters will heat up the system for a short while before warm air can be ventilated by the fan HE HG jumper inside the thermostat is not set correctly Ch...

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