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Installation Guide
Variable Refrigerant Flow (VRF) System
Wired Remote Controller
Model Numbers:
Only qualified personnel should install and service the equipment. The
installation, starting up, and servicing of heating, ventilating, and air-
conditioning equipment can be hazardous and requires specific knowledge and
training. Improperly installed, adjusted or altered equipment by an unqualified
person could result in death or serious injury. When working on the equipment,
observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.
March 2017
TVCTRLTWRWD02T
TVCTRLTWRWD02A
SAFETY WARNING
VRF-SVN59C-EN
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Summary of Contents for Ingersoll-Rand TVCTRLTWRWD02T
- Page 1 Installation Guide Variable Refrigerant Flow (VRF) System Wired Remote Controller Model Numbers: TVCTRLTWRWD02T TVCTRLTWRWD02A SAFETY WARNING Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air- conditioning equipment can be hazardous and requires specific knowledge and training.
- Page 2 Introduction Read this manual thoroughly before operating or servicing this unit. Warnings, Cautions, and Notices Safety advisories appear throughout this manual as required. Your personal safety and the proper operation of this machine depend upon the strict observance of these precautions.
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Page 3: Table Of Contents
WARNING Personal Protective Equipment (PPE) Required! Failure to wear proper PPE for the job being undertaken could result in death or serious injury. Technicians, in order to protect themselves from potential electrical, mechanical, and chemical hazards, MUST follow precautions in this manual and on the tags, stickers, and labels, as well as the instructions below: •... -
Page 4: Pre-Installation
Pre-installation Pre-installation Table 1. Components Wired Cable Cable M4X16 User remote ties clamps screws manual Installation U terminals controller manual (1) Figure 1. Dimensions 4.72 0.76 Figure 2. Clearances 0.4 in. 0.4 in. 0.4 in. 2 in. VRF-SVN59C-EN © 2017 Ingersoll Rand All Rights Reserved... -
Page 5: Mounting The Unit
Mounting the Unit Mounting the Unit Insert a flat head screwdriver into the square groove at the center top of the wired remote controller. Pull up the front cover to separate it from the back cover. 2. Arrange the power cable and the communication cable so that they fit in the housing along the edges of the back cover. -
Page 6: Wiring
Wiring Wiring Observe the following requirements and precautions when making electrical connections. WARNING Hazardous Voltage! Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/tagout procedures to ensure the power can not be inadvertently energized. Failure to disconnect power before servicing could result in death or serious injury. -
Page 7: Reassembling The Device
Wiring Reassembling the Device Reassemble the wired remote controller by aligning the front cover with the top of the back cover and then tilting it downward, as show in the figure to the left. After replacing the cover, confirm that no wires are stuck in the gap between the front and back covers. Reassembling cover Wiring for Individual Control... -
Page 8: Wiring For Group Control
Wiring Wiring for Group Control Group control refers to the use of one wired remote controller to control multiple indoor units. • A maximum of 16 indoor units can be controlled as a group. • All indoor units in the group must be connected to a wired remote controller. Examples of two different scenarios are shown in Figure 4 Figure... -
Page 9: Using Two Wired Remote Controllers For Individual Or Group Control
Wiring Using Two Wired Remote Controllers for Individual or Group Control Two wired remote controllers can control one indoor unit or a group of indoor units. In this application, one wired remote controller must be configured as a master and one wired remote controller must be configured as a slave. -
Page 10: Indoor Unit Tracking
Indoor Unit Tracking Indoor Unit Tracking The VRF system uses the term “tracking” for the process of indoor unit discovery and addressing. During tracking, the wired remote controller display flashes to indicate that tracking is in progress. As units are discovered, the display shows the quantity on the left side (see Figure 7). -
Page 11: Configuration
Configuration Configuration To configure or verify installation option settings on a wired remote controller, use the following procedure. Refer to Table 2 for installation option descriptions and corresponding menu codes. • If the unit does not support the function, NONE will be displayed. •... - Page 12 Configuration Table 2. Installation option settings/values Main Sub- Factory menu menu default code code Option description Digit settings Set digit to... Cooling/ 0: Cooling/Heating Heating 1: Cooling only selection Use of wireless Wired remote 0: Not used, 1: Use remote control controller option settings Master/slave...
- Page 13 Configuration Table 2. Installation option settings/values (continued) Main Sub- Factory menu menu default code code Option description Digit settings Set digit to... Indoor unit room temperature 1,2,3 — Room temperature (°C) Indoor unit EVAP IN temperature 1,2,3 — EVAP IN temperature (°C) Indoor unit EVAP OUT temperature 1,2,3 —...
- Page 14 Configuration Table 2. Installation option settings/values (continued) Main Sub- Factory menu menu default code code Option description Digit settings Set digit to... Not available. Factory set to 0. Use of discharge air 0: Not used — temperature 1: Use control AHU discharge air Cooling 8–18°C (46–64°F)
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Page 15: Errors Codes
Errors Codes Errors Codes If an error code is generated, the error code appears on the display of the controller. Note: For an explanation of error codes, refer to the Technician Utilities Tool (TUT) or the VRF service manual (VRF-SVM046*). Indoor/Outdoor Unit Error The address of the indoor or outdoor unit with the error alternates with the error code on the display. - Page 16 Ingersoll Rand (NYSE:IR) advances the quality of life by creating comfortable, sustainable and efficient ® ® ® environments. Our people and our family of brands—including Club Car , Ingersoll Rand , Thermo King ® Trane —work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables;...
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