Table of Contents
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Installation and
Maintenance
Manual
"P" SERIES
18K - 24K - 220V
INVERTER-DRIVEN AIR
CONDITIONING UNITS
Type
INDOOR UNIT
Type
OUTDOOR UNIT
IMPORTANT:
READ AND UNDERSTAND
THIS MANUAL BEFORE
USING THIS INVERTER-
DRIVEN AIR CONDITIONING
UNIT. KEEP THIS MANUAL
FOR FUTURE REFERENCE.
Model
DHP18NWB21S
DCP18NWB21S
DHP24NWB21S
DCP24NWB21S
Model
DHP18CSB21S
DCP18CSB21S
DHP24CSB21S
DCP24CSB21S
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Table of Contents
Troubleshooting
Related Manuals for Johnson Controls DHP18CSB21S
Summarization of Contents
Important Safety Instructions
Installation Precautions
Outlines crucial safety measures to follow during the installation process.
Refrigerant Precautions
Details essential safety guidelines related to refrigerant handling and usage.
Electrical Precautions
Covers critical safety measures for electrical connections and work.
Installation
Installation Dimension Diagram
Illustrates the required clearances and dimensions for unit placement.
Main Tools for Installation and Maintenance
Lists and shows the essential tools required for installation and upkeep.
Installation Procedures
Provides a step-by-step flowchart for the installation process.
Installation - Checking Parts
Lists all necessary parts to check before starting the installation.
Selection of Installation Location
Details criteria for choosing optimal indoor and outdoor unit placement.
Electric Connection Requirement
Specifies requirements and safety precautions for electrical hookups.
Installation of Indoor Unit
Guides the installation process for the indoor unit components.
Installation of Outdoor Unit
Provides detailed instructions for installing the outdoor unit.
Vacuum Pump/Leak Detection
Explains how to perform vacuum pumping and leak detection procedures.
Post Installation Testing
Details checks and tests to perform after installation is complete.
Maintenance
Precautions before Maintenance
Details safety measures to take before performing any maintenance tasks.
Error Code List
Lists all error codes and their corresponding malfunctions and potential causes.
Troubleshooting for Main Malfunction
Provides diagnostic steps for primary malfunctions of the indoor unit.
Troubleshooting for Normal Malfunction
Offers solutions for common issues and normal malfunctions.
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