4
PREFACE
functions of the Touch Pilot control system used to control
and monitor the operation of 61XWHZE high condensing
single-circuit and dual-circuit heat pumps.
in the installation, start-up and operation of the control system.
the correct operation of the equipment.
recommended to ensure optimal operation of the equipment
Note that this document may refer to optional components
and certain functions, options or accessories may not be
IMPORTANT: All screenshots of the user interface provided
in this manual include text in English. After changing the
language of the system, all labels will be in the language
selected by the user.
Please read all instructions prior to proceeding with any
work. Pay attention to all safety warnings.
manufactured equipment and it is not to be reproduced,
consent of Carrier Corporation
Abbreviations
In this manual, the refrigerant circuits are called circuit A
and circuit B.
The following abbreviations are used frequently:
CCN Carrier Comfort Network
EMM Energy Management Module
EXV Electronic Expansion Valve
LED Light Emitting Diode
LEN Sensor Bus (internal communication bus linking the
basic board to slave boards)
SST Saturated Suction Temperature
SCT Saturated Condensing Temperature
DGT Discharge Gas Temperature
BMS Building Management System
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