Daikin Air Conditioner User Manual

• Read these Safety Precautions carefully to ensure correct installation.
• This manual classifies the precautions into DANGER, WARNING and CAUTION. Be sure to follow all the
precautions below: they are all important for ensuring safety.
• After completing installation, test the unit to check for installation errors. Give the user adequate instructions
concerning the use and cleaning of the unit according to the Operation Manual.
• Refrigerant gas is heavier than air and replaces oxygen. A massive leak could lead to oxygen depletion, especially in
basements, and an asphyxiation hazard could occur leading to serious injury or death.
• Do not install unit in an area where flammable materials are present due to risk of explosion resulting in serious
injury or death.
• If the refrigerant gas leaks during installation, ventilate the area immediately.
Refrigerant gas may produce a toxic gas if it comes in contact with fire such as from a fan heater, stove or cooking device.
Exposure to this gas could cause severe injury or death.
• After completing the installation work, check that the refrigerant gas does not leak.
Refrigerant gas may produce a toxic gas if it comes in contact with fire such as from a fan heater, stove or cooking device.
Exposure to this gas could cause severe injury or death.
• Do not ground units to water pipes, telephone wires or lightning rods because incomplete grounding could cause a
severe shock hazard resulting in severe injury or death, and to gas pipes because a gas leak could result in an
explosion which could lead to severe injury or death.
• Do not ground units to telephone wires or lightning rods because lightning strikes could cause a severe shock hazard
resulting in severe injury or death, and to gas pipes because a gas leak could result in an explosion which could lead
to severe injury or death.
• Safely dispose of the packing materials.
Packing materials, such as nails and other metal or wooden parts, may cause stabs or other injuries.
Tear apart and throw away plastic packaging bags so that children will not play with them.
Children playing with plastic bags face the danger of death by suffocation.
• The following safety symbols are used throughout this manual:
Be sure to observe this instruction.
Be sure to establish a ground connection.
Never attempt.
Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
Failure to follow any of WARNING is likely to result in such grave consequences as death or serious injury.
Failure to follow any of CAUTION may in some cases result in grave consequences.
3P207257-3D M07B061D
Safety Precautions (1)
DAIKIN AIR CONDITIONER
Two-dimensional bar code
is a code for manufacturing.
DANGER
WARNING
CAUTION
DANGER

Daikin Air Conditioner Specifications

General

Brand	Daikin
Model	Air Conditioner
Category	Air Conditioner
Language	English

Summary

Safety Precautions (1)

Safety Precautions (2)

Accessories

Precautions for Selecting the Location

Indoor/Outdoor Unit Installation Drawings

Connections (connection port)

Precautions on Installation

Outdoor Unit Installation Guidelines

Selecting a Location for Installation of the Indoor Units

Refrigerant Piping Work (1)

Drain Work

Procedures for connecting drain sockets and caps for proper drainage.

Refrigerant Piping

Guidelines for using flare nuts, refrigeration oil, and torque wrenches for piping.

Refrigerant Piping Work (2)

Purging Air and Checking Gas Leakage

Steps for purging air and checking for refrigerant gas leaks using a vacuum pump.

Refrigerant Piping Work (3)

Charging with Refrigerant

Guidelines for additional refrigerant charging based on piping length.

Refrigerant Piping Work

Cautions on pipe handling, material selection, and bend radius for refrigerant piping.

Flaring the Pipe End

Detailed steps for cutting, flaring, and checking pipe ends for refrigerant connections.

How to Use Reducers

Pump Down Operation

Forced Operation

Wiring (1)

Wiring procedure

Steps for connecting wires between indoor and outdoor units securely.

Method of Mounting Conduit

How to properly mount conduits and protect wiring.

Wiring (2)

Wiring procedure

Connecting wires, securing them, and matching symbols for wiring and piping.

Ground terminal installation

Methods for installing single core wires and round crimp-style terminals for grounding.

Priority Room Setting

About the Priority Room Setting function

Explains the functions of priority room setting for operation modes and power.

Setting procedure

Steps to slide the switch to set the priority room and reset the power.

Night Quiet Mode setting

About Night Quiet Mode

Describes the function of reducing outdoor unit noise at night.

Setting procedure

Steps to remove the jumper switch and reset the power for Night Quiet Mode.

COOL/HEAT mode lock <S15>

Test Run and Final Check (1)

Wiring Error Check

How to perform and interpret the wiring error check using the service PC-board.

Test Run and Final Check (2)

Test Run and Final Check

Procedures for testing cooling/heating, measuring temperatures, and checking operations.

Items to Check

A checklist of items to verify after installation, including consequences of trouble.