Carrier 33CS420-01- User Manual

Carrier 3 Page 3.1 Section 3 Contents: Configuring the Jumpers........3.2 Explanation of Jumper Settings..................................3.3 SECTION 3 Configuring the MISC Outputs Configuring the MISC Outputs

Carrier 3 Configuring the Jumpers Configuring the Jumpers Page 3.2 For additional flexibility, your thermostat has three configurable outputs. These outputs are designed to have different functions depending on how the jumpers are set ( below ). Each output, labeled MISC1, MISC2, and MISC3 may be se...

Carrier Page 3.3 3 The 3rd Stage of Heat is turned on when: (A) The 1st and 2nd stages have been on for the time required ( steps 23 and 24, page 13.6). It is adjustable from 0-60 minutes and the default is two minutes. (B) The temperature from the setpoint is equal to or greater than: the set- poin...

Carrier Page 3.4 3 DEHUM JUMPER SETTING Explanation of Jumper Settings (continued) Explanation of Jumper Settings (continued) If the jumper for MISC1, MISC2, or MISC3 is set to DEHUM, the corresponding MISC screw terminal on the backplate will be connected to the dehumidification terminal of a furna...

Carrier Page 3.5 3 Y2 JUMPER SETTING If the jumper for MISC1 is set to Y2 the MISC1 screw terminal on the backplate will control a second stage of cooling. Y2 OPERATION - SECTION 13 of the Owner’s Manual Control up to two Cool stages. The 2nd Stage of heat or cool is turned on when: ( A ) The 1st St...

Page 4.1 SECTION 4 Wire Connections Wire Connections 4 If the terminal designations on your old thermostat do not match those on the new thermostat, refer to the chart below, or the wiring diagrams that follow. * O/B is used if your system is a Heat Pump. Wire from the old thermostat terminal marked...

Carrier Page 5.1 Section 5 Contents: HVAC Equipment Wiring............5.2 MISC1, MISC2, and MISC3 Wiring........................................5.6 Installing the Outside Sensor...5.8 SECTION 5 Sample Wiring Diagrams Sample Wiring Diagrams 5

Carrier HP GAS B O ELEC GAS (F A N ) W1 Y1 G R C MISC2 W2 MISC1 RS2 RSGND MISC3 RS+5 W3 HUM DEHUM MISC3 MISC2 MISC1 Y2 (MISC1ONLY) INSTALL HUMIDITY MODULE WITH SENSING ELEMENT OUTWARD H U M N O H U M Y1 G R C MISC2 W1/O/B MISC1 RS+5 RSGND W2 6 Conductor 18 gauge unshielded cable from the thermostat ...

Page 5.8 5 Installing the Outside Sensor Installing the Outside Sensor See the Outside Sensor accessory for further details. This wire MUST be completely separated from the thermostat or any other control wiring and must NOT be in the same conduit as high voltage wiring. One wired or wireless remote...

Carrier Press the MODE button repeatedly until the HEAT icon appears on the display. Press the UP or DOWN buttons until the set temperature is 10 degrees above room temperature; the furnace should turn on. Press the MODE button repeatedly until the COOL icon appears on the display. Press the UP or D...

Page 7.1 SECTION 7 Calibrating the Thermostat Sensors Calibrating the Thermostat Sensors 7 After calibration is complete, press the MODE button to return to normal operation. OFF I2:00 72 Pm PRESS TWICE FAN MODE MODE Press and hold the MODEbutton. While holding theMODE button, press and hold the FAN...

Carrier Page 8.1 SECTION 8 TroubleShooting TroubleShooting 8 SYMPTOM: The air conditioning does not attempt to turn on. CAUSE: The compressor timer lockout may prevent the air conditioner from turning on, for a period of time. REMEDY: Consult the Owner's Manual in the Setup section to defeat the cyc...