Table of Contents
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INSTALLATION
INSTALLATION
INSTRUCTIONS
INSTRUCTIONS
HEAT
HEAT
COOL
COOL
3 Configurable Outputs
3 Configurable Outputs
Control up to 2 Heat &
Control up to 2 Heat &
2 Cool Stages
2 Cool Stages
Backlit Display & Button
Legends
Aux Heat Indicator
Dry Contact Equipped
OPTIONAL
OPTIONAL
Accepts the
Accepts the
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
TOTALINE
Signature
Commercial Systems & Services
COMMERCIAL
COMMERCIAL
THERMOSTAT
THERMOSTAT
P/N P/N P374-
P374- 2700
2700
HEAT
HEAT
PUMP
PUMP
NON-PROGRAMMABLE
DIGITAL
THERMOSTAT
Set Point Limiting
Remote Sensor Ready
Outdoor Sensor Ready
Accepts EZ Programmer
Accepts Optional Humidity
Module: Controls Humidification
and Dehumidification
Accepts Optional IR Remote Control
HUMIDITY MODULE
HUMIDITY MODULE
Carrier Corporation 01/06
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Related Manuals for TOTALINE P374-2700
Summary of Contents for TOTALINE P374-2700
- Page 1 Accepts the HUMIDITY MODULE HUMIDITY MODULE Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat. TOTALINE Signature Commercial Systems & Services Carrier Corporation 01/06...
- Page 2 (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Thermostat P374-2700 Tested to Comply with FCC Standards FOR HOME OR OFFICE USE...
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Page 4: Table Of Contents
Table of Contents Table of Contents TOTALINE Preparation Remove & Replace the Old Thermostat Configuring the MISC Outputs Wire Connections Sample Wiring Diagrams Test Operation Calibrating the Thermostat Sensors TroubleShooting Page... -
Page 5: Preparation
SECTION 1 Preparation Preparation TOTALINE Proper installation of the thermostat will be accomplished by following these step by step instructions. If you are unsure about any of these steps, call a qualified technician for assistance. Assemble tools Flat Blade Wire cutter Screwdriver &... -
Page 6: Remove & Replace The Old Thermostat
SECTION 2 Remove & Replace the Old Thermostat Remove & Replace the Old Thermostat TOTALINE Remove the cover of the old thermostat. If it does not come off easily check for screws. Loosen the screws holding the thermostat base or subbase to the wall, and lift away. -
Page 7: Configuring The Misc Outputs
SECTION 3 Configuring the MISC Outputs Configuring the MISC Outputs TOTALINE Section 3 Contents: Configuring the Jumpers..3.2 Explanation of Jumper Settings........3.3 Page 3.1... - Page 8 TOTALINE Configuring the Jumpers Configuring the Jumpers 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 set for one of the four choices available.
- Page 9 TOTALINE Explanation of Jumper Settings Explanation of Jumper Settings HUM JUMPER SETTING If the jumper for MISC1, MISC2, or MISC3 is set to HUM, the corresponding MISC screw terminal on the backplate will control a humidification system. HUMIDIFICATION OPERATION - SECTION 8 of the Owner’s Manual...
- Page 10 TOTALINE Explanation of Jumper Settings Explanation of Jumper Settings (continued) (continued) 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 12 of the Owner’s Manual...
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Page 11: Wire Connections
SECTION 4 Wire Connections Wire Connections TOTALINE 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. Wire from the Install on the... -
Page 12: Sample Wiring Diagrams
SECTION 5 Sample Wiring Diagrams Sample Wiring Diagrams TOTALINE Section 5 Contents: HVAC Equipment Wiring....5.2 MISC1, MISC2, and MISC3 Wiring........5.6 Remote Sensor and CK1-CK2 wiring for Time Clock....5.8 Page 5.1... - Page 13 TOTALINE 6 Wire, 1 Stage Cooling, 1 Stage Heat Residential & Commercial 1 Stage Cooling, Commercial Heat Pump 1 Stage Cooling with 1st Stage Gas Heat with 2 Stage Heat W1/O/B MISC1 MISC3 MISC2 RS+5 CKGND RSGND ELEC 6 Conductor 18 gauge...
- Page 14 6 Wire, 1 Stage Cooling, 1 Stage Heat Residential & Commercial 1 Stage Cooling, with 1st Stage Electric Heat W1/O/B MISC1 MISC3 MISC2 RS+5 CKGND RSGND ELEC 6 Conductor 18 gauge ELEC unshielded cable from the DEHUM thermostat to the equipment. (MISC1 MISC3 MISC2...
- Page 15 TOTALINE 6 Wire, 1 Stage Cooling, 2 Stage Heat Residential Heat Pump with O Reversing Valve 1 Stage Cooling, with 2 Stage Heat W1/O/B MISC1 MISC3 MISC2 RS+5 CKGND RSGND ELEC 6 Conductor 18 gauge ELEC unshielded cable from the DEHUM thermostat to the equipment.
- Page 16 TOTALINE 6 Wire, 1 Stage Cooling, 2 Stage Heat Residential Heat Pump with b Reversing Valve 1 Stage Cooling, with 2 Stage Heat W1/O/B MISC1 MISC3 MISC2 RS+5 CKGND RSGND ELEC 6 Conductor 18 gauge ELEC unshielded cable from the DEHUM thermostat to the equipment.
- Page 17 TOTALINE Adding a 2nd Stage of Cooling (MISC1). W1/O/B MISC1 MISC3 MISC2 RS+5 CKGND RSGND ELEC DEHUM (MISC1 MISC3 MISC2 MISC1 ONLY) MISC1 MISC2 MISC3 DEHUM RS+5 CKGND INSTALL HUMIDITY MODULE WITH SENSING RSGND ELEMENT OUTWARD (MISC1 MISC3 MISC2 MISC1...
- Page 18 TOTALINE Adding a Humidification System (MISC1) and Dehumidification System (MISC2) W1/O/B MISC1 MISC3 MISC2 RS+5 CKGND RSGND ELEC PROG NO HUM DEHUM (MISC1 MISC3 MISC2 MISC1 ONLY) MISC1 MISC2 MISC3 DEHUM RS+5 CKGND INSTALL HUMIDITY MODULE WITH SENSING RSGND ELEMENT OUTWARD...
- Page 19 TOTALINE Wired Remote Sensor and Time Clock W1/O/B MISC1 2 conductor 18 gauge unshielded cable from MISC3 MISC2 the thermostat to the RS+5 remote sensor. CKGND RSGND RS-GND Optional Remote RS+V Sensor DRY CONTACT SWITCH - The terminals are ‘normally open’ (may be programmed for normally closed operation, see page 14.2 of the Owner’s Manual).
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Page 20: Test Operation
SECTION 6 Test Operation Test Operation TOTALINE Turn the power on to the Heating/Air Conditioning system. 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;... -
Page 21: Calibrating The
TOTALINE Calibrating the Temperature and Humidity Sensors Calibrating the Temperature and Humidity Sensors Under normal circumstances it will not be necessary to adjust the calibration of the temperature and humidity sensors. If calibration is required, please contact a trained HVAC technician to correctly perform the following procedure. -
Page 22: Troubleshooting
SECTION 8 TroubleShooting TroubleShooting TOTALINE 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 cycles per hour and compressor timeguard. - Page 23 TroubleShooting TroubleShooting TOTALINE SYMPTOM: When controlling a residential heat pump, and asking for cooling, the heat comes on. CAUSE: The thermostat reversing valve jumper is set for “b”. REMEDY: Set the reversing valve jumper for “O”. See pages 5.4 and 5.5.