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Non-Programmable Single Stage Thermostat 

                                       

Reference  No.:

 

HTW-ST01-A 

 

                                                         

 

- 5 -

                                                                            Version 2019-1.0                                                                                             

 

Setting the temperature 

Set the 

SYSTEM 

switch to either 

HEAT 

or 

COOL

, then press the 

 or 

 button until the temperature you want to maintain is 

shown on the right side of the display. If you want to turn the system off, just move the 

SYSTEM 

switch to the 

OFF 

position and the 

FAN 

switch to the 

AUTO 

position. 

 

 Clock setting 

Move the 

SYSTEM

 switch to the 

OFF

 position, then press and hold the 

 buttons for 5 seconds to enter the clock setting mode. The 

display will show the HOUR setting first . Use the 

 button to select each user setting. Press the 

 button to shift to the next menu 

item ( MINUTES,WEEK DAY).Use the 

 button to select each user setting also. 

Move the 

SYSTEM

 switch to the 

HEAT

 or 

COOL 

position to exit the setting menu. If no buttons are pressed within 15 seconds , the 

thermostat will exit the configuration menu. 

 

Filter review 

Move the SYSTEM switch to the 

HEAT

 or 

COOL

 position, then press and hold the 

 and 

buttons for 5 seconds to review filter 

running days.To exit the review menu press the 

 or 

 buttons one time. Or If no buttons are pressed within 15 seconds, the 

thermostat will exit the configuration menu.   

In review mode, press and hold the ▲

 

and ▼

 

15 sec. to clean the filter warning. It will show “dEF” blink. 

 

Child Lock 

Quickly and simultaneously press the

  and 

  three times to lock the temperature adjustment, and again to unlock. 

 

RESET function. 

This function can help operator to recovery system when fault happened, display out of order or system halted. Please use a pin 

to insert in button RESET hole till sounded click, then loosen it.   

 

Move the SYSTEM switch to the 

OFF

 position, then press and hold the 

 and 

 buttons for 5 seconds to enter the configuration 

menu.   

The display will show the first item in the configuration menu. Press the 

 button to shift to the next menu item. Use the 

button to 

select each user setting. To exit the configuration menu and return to normal operation, move the SYSTEM switch to the 

HEAT

 or 

COOL

 position. If no buttons are pressed within 2 minutes, the thermostat will exit the configuration menu. The configuration menu 

chart summaries the configuration options. An explanation of each option follows. 

Step 

Press Buttons 

Displayed (Defaults) 

Select by ▲ or▼   

Description 

▲ & ▼ 5 

seconds 

CC (FA) 

FA or SL 

Select (FA)st or (SL)ow 
cooling cycles, Default = 
FA

-Note 1

 

▼ 

HC (FA) 

FA or SL 

Select F(ast) or (S)low Heating 
cycles. Default = FA

-Note 1

 

▼ 

HO (0) 

0 or 1 

Select system heating type: 

0 = Gas, oil, or electric heating.   

1 = Heat pump heating.   

Default = 0 

Thermostat Operation 

Configuration Menu 

The  configuration  menu  allows  you  to  set  certain  thermostat  operating  characteristics  to  your  system  or  personal 

requirements. It is also called as ISU(Installation Set-Up) process. 

Summary of Contents for HTW-ST01-A

Page 1: ...nent user setting retention during power loss No batteries are required Apply to 24VAC or 2 AA alkaline batteries power supply Air Filter change Indicator Low Battery Indicator Temperature calibration 4 or 5 wire compatible C is optional for non heat pump systems Manual Changeover Fan Switch Easy operation friendly Mercury Free Environmentally Safe Built in compressor protection Power Supply 20VAC...

Page 2: ...your screwdriver carefully unscrew one wire at a time from the terminal block and attach the corresponding wire label sticker Please note that not all terminals may be used and that there s no standard color code for thermostat wires so your wire colors may vary For your reference we ve included a terminal label reference chart as below to help you connect the wires in your old thermostat to your ...

Page 3: ...t base from your wall Mounting and Wiring Your New Thermostat 1 Install new thermostat base 2 Connect wires to corresponding terminal blocks Match each labeled wire to it s corresponding terminal on the mounted thermostat base Insert each labeled wire into the hole of it s matching terminal and using the screwdriver tighten the screw on the terminal block securely 3 Set switch and advanced wiring ...

Page 4: ...position If the heating system has a standing pilot be sure to light it Press to adjust thermostat setting room temperature The heating system should begin to operate Press to adjust temperature setting below room temperature The heating system should stop operating Cooling system Move SYSTEM switch to COOL position Press to adjust thermostat setting below room temperature The blower should come o...

Page 5: ...ll show dEF blink Child Lock Quickly and simultaneously press the and three times to lock the temperature adjustment and again to unlock RESET function This function can help operator to recovery system when fault happened display out of order or system halted Please use a pin to insert in button RESET hole till sounded click then loosen it Move the SYSTEM switch to the OFF position then press and...

Page 6: ...increments Selection of 00 WILL CANCEL THIS FEATURE When Filter Alarm is displayed you can clear it by pressing the and buttons This resets the timer and starts counting the days until the next filter change 4 Select compressor lockout delay 0 1 2 3 4 5 To protect the compressor from short cycling you can select compressor off time cycle between 0 to 5 minutes When the thermostat compressor time d...

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