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Model name:
TCB-IFTH2UUG-UL
Read this manual before using the TCB- IFTH2UUG-UL
•
24V Thermostat Interface.
Refer to installation manuals supplied with Indoor Unit, Remote
•
Controller, and Thermostat for any installation instructions.
Installation Manual
24V Thermostat Interface
FOR INSTALLER
English
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Table of Contents
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Summary of Contents for Toshiba Carrier TCB-IFTH2UUG-UL
- Page 1 Installation Manual 24V Thermostat Interface FOR INSTALLER Model name: TCB-IFTH2UUG-UL Read this manual before using the TCB- IFTH2UUG-UL • 24V Thermostat Interface. Refer to installation manuals supplied with Indoor Unit, Remote • Controller, and Thermostat for any installation instructions. English...
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Page 2: Table Of Contents
24V Thermostat Interface Installation Manual Contents Precautions for safety ........................3 Introduction ............................5 1 Installation ............................. 6 2 Settings ............................10 3 Usage ............................13 2-EN... -
Page 3: Precautions For Safety
24V Thermostat Interface Installation Manual Precautions for safety The following instructions must be observed. • Carefully read these "Precautions for Safety" before installation, and perform installation work safely. • These precautions contain important information regarding safety. • After installation work, carry out an operation trial to confirm that there are no problems, and explain to the customer how to operate and maintain the system. - Page 4 24V Thermostat Interface Installation Manual Caution • A double-insulated, separately-shielded, copper conductor with a minimum 600 volt rating must be used between the 24V Thermostat Interface, the Indoor Unit and wired controllers. • Use copper conductors only. • When installing the device in a hospital, communication facility, etc., provide sufficient electrical isolation against electromagnetic interference.
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Page 5: Introduction
The 24V Thermostat Interface is an electronic, incorporated control, which allows VRF (Variable Refrigerant Flow)* and Light Commercial (RAV Units) TOSHIBA Carrier indoor units to utilize 3rd party 24VAC thermostat sold in the US market. *: U-series, future models and other than U-series (backward compatible) ◼... -
Page 6: Installation
24V Thermostat Interface Installation Manual Thermostat Interface Installation ◼ 24V Thermostat Interface Installation and Orientation Install the 24V Thermostat Interface on a flat surface using provided Wood Screws. Make sure that the installation result complies with the local electrical code. The 24V Thermostat Interface is intended for indoor use only. (1) Wall mount Use the Wood Screws to attach the 24V Thermostat Interface. - Page 7 24V Thermostat Interface Installation Manual ◼ System Configuration Warning: Thermostat should be configured for conventional single or two stage systems (Refer to Installation Steps and Wiring Example sections below). Refer to the installation manuals supplied with the Indoor Unit, the Remote Controller, and the Thermostat for any installation instructions.
- Page 8 24V Thermostat Interface Installation Manual Thermostat Interface ◼ Terminal definition of 24V Thermostat Interface Terminal definition Terminal Function Terminal Function To Remote (No polarity) Controller Stage 2 Heating To Remote Stage 1 Heating (No polarity) Controller Stage 2 Cooling Stage 1 Cooling High Fan Medium Fan Low Fan...
- Page 9 24V Thermostat Interface Installation Manual ◼ Wiring Example Two-stage Cooling and Heating Thermostat 24V Thermostat Interface TCB-IFTH2UUG-UL Remote Controller (Optional) Transformer Transformer: 24VAC Field procured Indoor Unit For use only on Installation use only Set the Remote Controller 24 volt circuits as “Follower remote control”.
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Page 10: Settings
24V Thermostat Interface Installation Manual Thermostat Interface Single-stage Cooling and Two-stage Heating Thermostat 24V Thermostat Interface TCB-IFTH2UUG-UL Remote Controller (Optional) Transformer Transformer: 24VAC Field procured Indoor Unit For use only on Installation use only 24 volt circuits Set the Remote Controller as “Follower remote control”. - Page 11 24V Thermostat Interface Installation Manual ◼ Fan speed (Cooling, Heating) settings SW01-3, SW01-4: The Indoor Unit’s fan speed during Cooling or Heating mode operation can be set according to the following table. If G1/G2/G3 input is used, the fan speed will be determined by G1/G2/G3 signal from the Thermostat. SW01-3 SW01-4 Operation...
- Page 12 24V Thermostat Interface Installation Manual Thermostat Interface ◼ Fixed capacity mode settings SW02-2, SW02-3 SW02-2, SW02-4: When the system is configured in Fixed capacity mode (SW02-1: ON), the 24V Thermostat Interface provides capacity according to the following table depending on the signals (Y1/Y2, W1/W2) from the Thermostat. 1.
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Page 13: Usage
24V Thermostat Interface Installation Manual Usage Operate the Thermostat by consulting its user manuals. For proper operation and configuration settings of the Thermostat, consult its user manual. Cautions: 1. 24V Thermostat Interface is not compatible with dual remote control systems. 2. - Page 14 24V Thermostat Interface Installation Manual Thermostat Interface MEMO 14-EN...
- Page 15 24V Thermostat Interface Installation Manual MEMO 15-EN...
- Page 16 24V Thermostat Interface Installation Manual Thermostat Interface Carrier Corporation Carrier Ductless and VRF Atlanta, Georgia, United States 230001R00-UL 16-EN...
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