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Copyright 2008 Carrier Corp.

S

7310 W. Morris St.

S

Indianapolis, IN 46231

Printed in China

Edition Date: 03/08

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Catalog No: TCSNAC---01SI

Replaces: NEW

TC

SN

Summary of Contents for TCSNAC01

Page 1: ...dels There are 2 different models The 5th and 6th letters of the part number indicate the model These 2 letters also appear on the package and on the circuit board Be sure to have the proper thermostat for the intended application Models are AC 1 stage cool 1 stage heat for AC systems only HP 1 stage cool 2 stage heat for either HP or AC with 2 stage heat Use each only for its intended purpose See...

Page 2: ... 1 4 6mm of extra wire Strip only 1 4 6mm of insulation from each wire to prevent adjacent wires from shorting together when connected 8 Match and connect equipment wires to proper terminals of the connector blocks See Table 1 ELECTRICAL OPERATION HAZARD Failure to follow this caution may result in equipment damage or improper operation Improper wiring or installation may damage the thermostat Che...

Page 3: ...lable Option 02 values of OF and 1 through 9 Factory default is 2 5 Press MODE button again to return to Option 02 The SET icon will now be off 6 Use up and down buttons to select another Option or press FAN button to exit configuration mode OPTION 03 FAHRENHEIT CELSIUS SELECTION This option selects Fahrenheit or Celsius operation To Select 1 Enter configuration mode if not already there 2 Use up ...

Page 4: ... not already there 2 Use up and down buttons to display Option 15 The SET icon should be off 3 Press MODE button once The SET icon will come on The display now shows Option 15 setting 4 Use up and down buttons to move between available Option 15 choices of ON or OF Factory default is ON 5 Press MODE button again to return to Option 15 The SET icon will now be off 6 Use up and down buttons to selec...

Page 5: ...ree then first and second stages if a second stage exists will turn on for three minutes 4 If the mode is set to EHEAT auxiliary heat turns on for three minutes then the mode returns to OFF Terminating Installer Test After 15 minutes of inactivity no button presses by the installer thermostat will automatically revert to normal operation Pressing RESET FILTER any time during installer test will te...

Page 6: ...ck the furnace into low heat operation and let O B control high heat operation Refer to indoor equipment Installation Instructions for proper setup 4 O B can control second stage heat Refer to indoor equipment Installation Instructions for proper setup 5 Refer to outdoor equipment Installation Instructions for latent kit requirements if any 6 Terminals marked with may not be present on equipment 7...

Page 7: ...ashing the equipment is temporarily prevented from turning on by one of the timers see above While the icon remains on without flashing the equipment is on Power On Check When AC power is first applied all segments of the display are turned on for a few seconds Following this the temperature display indicates the model configuration via the following 2 digit code AC 1 speed air conditioner HP 1 sp...

Page 8: ...10 W Morris St S Indianapolis IN 46231 Printed in China Edition Date 03 08 Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations Catalog No TCSNAC 01SI Replaces NEW TCSN ...

Page 9: ... displayed when the cooling equipment is operating HEAT ON Indicator is displayed when the heating equipment is operating RESET FILTER Button restarts the timer that calculates the next air filter change or cleaning AUXILIARY HEAT Indicator is displayed when a heat pump system is operating with auxiliary heat air filter SETTING OPERATING THE THERMOSTAT Setting your indoor temperature set points 1 ...

Page 10: ...reading on the LCD display means there is not enough voltage for the system to operate Contact your dealer for further information If the outdoor air temperature sensor is absent the outdoor temperature reading will be The batteries are low If the batteries are low the display will indicate a low battery signal on the thermostat Replace the batteries with two AA alkaline batteries NOTE If the prod...

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