Carrier 42XQ012 - Default Chapter; Table of Contents

2
CONTENTS
1-Introduction................................................................................................................ 3
2-Safety Instructions..................................................................................................... 3
2.1 - Capacity Label.................................................................................................. 3
3-Receiving and Inspecting the Units............................................................................ 4
4-Installation
4.1 - General Recommendations...............................................................................5
4.2 - Basic Installation Procedures............................................................................ 5
4.3 - Installing the Indoor Units..................................................................................6
5-Interconnection Pipes
5.1 - Suspending and Mounting the Interconnection Pipes......................................11
5.2 - Evacuating the Interconnection Pipes..............................................................11
5.3 - Adjusting the Gas Load................................................................................... 12
5.4 - Gap Between the Units....................................................................................13
5.5 - Interconnection Junctions................................................................................13
6-Expansion System....................................................................................................15
7-Electrical Installation and Diagrams
7.1 - Instructions for the Electrical Installation of the Equipment..............................16
7.2 - Electrical Box 42XQ.........................................................................................16
7.3 - Changing the Wireless Remote Control to a Wired Remote Control................17
7.4 - Electrical Diagram for Indoor Unit (220-240V output signal to compressor) ... 20
7.5 - Electrical Diagram for Indoor Unit (24V output signal to compressor)..............21
7.6 - Electrical Diagram and Cold-Cycle Interconnection Diagram
(50Hz Cooling only).........................................................................................22
8-Configuring the System
8.1 - Changing the Configuration of the Unit from Underceiling to Console.............23
8.2 - Positioning the Air Deflectors According to Console or
Underceiling Configuration.............................................................................. 23
8.3 - Configuring the Unit........................................................................................ 24
8.4 - Configuring the Wireless Remote Control....................................................... 25
8.5 - Configuring the Wired Remote Control (CRC).................................................26
8.6 - Function Test...................................................................................................28
8.7 - Selecting the Addresses of the Units.............................................................. 29
8.8 - Emergency Operation..................................................................................... 29
8.9 - Error Codes.................................................................................................... 30
9-Initial Start-up........................................................................................................... 31