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69-1484-2    G.H.   Rev.  11-02 

Printed in Mexico

www.honeywell.com/yourhome

T8400C1099, T8401C1031 ELECTRONIC THERMOSTATS

Automation and Control Solutions

Honeywell

Honeywell Limited-Honeywell Limitée

1985 Douglas Drive North

35 Dynamic Drive

Golden Valley, MN  55422

Scarborough, Ontario
M1V 4Z9

Содержание T8400C1099

Страница 1: ... Check the ratings given in the instructions and on the product to make sure the product is suitable for your application 3 Installer must be a trained experienced service technician 4 After installation is complete check out product operation as provided in these instructions CAUTION Electrical Shock or Equipment Damage Hazard Can shock individuals or short equipment circuitry Disconnect power su...

Страница 2: ...e maximum wire to wire the T8400 and T8401 Thermostats All wiring must comply with local electrical codes and ordinances Disconnect the power supply to prevent electrical shock or equipment damage NOTE To ensure proper mounting of thermostat restrict all wiring to the shaded area See Fig 4 The shape of the terminals permits insertion of straight or wraparound wiring connections either method is ac...

Страница 3: ...SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED FACTORY INSTALLED JUMPER M13275 Y G Rc W R B O 2 2 Y G Rc W 2 4 R B O M12562A L1 HOT L2 FAN RELAY HEAT RELAY L1 HOT L2 COMPRESSOR CONTACTOR HEATING TRANSFORMER COOLING TRANSFORMER HEAT DAMPER COOL DAMPER 1 POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED REMOVE RC TO R JUMPER WHEN INSTALLED ON A TWO TRANSF...

Страница 4: ...ent In heating the fan is controlled directly by the heating equipment and may start a few minutes after the heating equipment turns on on most systems When using an electric heat thermostat the fan starts and stops with the heating equipment Slide the FAN switch in the bottom left corner of the thermostat to select the desired fan setting L1 HOT L2 1 FAN RELAY COOL RELAY HEAT RELAY 24V M20881 TRA...

Страница 5: ... degrees 4 To decrease the temperature setpoint press the key Each press changes the setpoint one degree press and hold to change the setpoint several degrees Setting F C Indication and Heat Cycle Rate NOTE To save changes to the F C indication the heat cycle rate and the C3 C1 temperature control tap the key until exiting the installer setup To set the F C indication the heat cycle rate and the C...

Страница 6: ...OTE After exiting installer setup mode slide the System switch to the desired position and change the setpoint to the desired room temperature CHECKOUT Heating 1 Slide the SYSTEM switch to Heat and the FAN switch to Auto 2 Press and hold the key to raise the temperature setting several degrees above the room tempera ture After approximately ten seconds the heating equipment should start In convent...

Страница 7: ...M switch to Off and the FAN switch to On The fan should run continuously 2 Slide the FAN switch to Auto In heating the fan is controlled directly by the heating equipment and may start a few minutes after the heating equip ment turns on on most systems When using an electric heat thermostat the fan starts and stops with the heating equipment In cooling the fan starts and stops with the cooling equ...

Страница 8: ...www honeywell com yourhome T8400C1099 T8401C1031 ELECTRONIC THERMOSTATS Automation and Control Solutions Honeywell Honeywell Limited Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley MN 55422 Scarborough Ontario M1V 4Z9 ...

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