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Daikin SIESTA SERIES User Manual

Daikin SIESTA SERIES
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INSTALLATION MANUAL
AZQS71B2V1B
Split System air conditioners
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Daikin SIESTA SERIES Specifications

General IconGeneral
RefrigerantR32
Power Supply220-240 V, 50 Hz
TypeSplit System
FeaturesSleep Mode
Compressor TypeInverter Rotary

Summary

Before Installation

Precautions for R410A

Strict precautions for R410A refrigerant, focusing on cleanliness, dryness, and tightness.

Installation

General guidance for unit installation, including pipe branching kits and component checks.

Accessories

List of included accessories for installation, such as manuals, clamps, and labels.

Handling

Selecting installation site

Precautions on installation

Installation method for prevention of falling over

Method to prevent the unit from falling over by securing it with wires and fasteners.

Drain pipe disposal

Guidance on properly disposing of drain water from the outdoor unit to prevent splashing.

Selection of piping material

Temper grade and pipe thickness

Specifications for piping material, temper grade, and minimal thickness for R410A.

Allowable pipe length and height difference

Table detailing maximum allowable piping lengths and height differences for various models.

Refrigerant pipe size and allowable pipe length

Precautions on refrigerant piping

Preventing foreign objects from entering

Methods to prevent insects or small animals from entering the outdoor unit's electrical box.

Cautions for handling stop valve

Important notes on handling stop valves, including their closed state at shipment and proper operation.

Refrigerant piping

Information on field pipes installation in four directions and related diagrams for routing.

How to use the stop valve

Cautions for handling the valve cover

Care instructions for the valve cover, including its sealed area and proper tightening.

Cautions for flare connection

Guidelines for processing flares and tightening torques for refrigerant piping connections.

Cautions for handling service port

Precautions for using the service port, including refrigerant recovery and hose handling.

Precautions when connecting field piping and regarding insulation

Advice on connecting piping, preventing contact with the compressor, and insulation.

Cautions for necessity of a trap

Cautions for brazing

Nitrogen blow during brazing

Importance of using nitrogen blow during brazing to prevent oxidation and ensure system integrity.

Nitrogen pressure during brazing

Correct nitrogen pressure setting (0.02 MPa) for brazing to prevent pipe damage.

Evacuating

Vacuum pump usage

Instructions for using vacuum pumps for evacuation, emphasizing 2-stage pumps and leak testing.

Procedure for leak test

Step-by-step procedure for conducting leak tests according to EN378-2 standards.

Charging refrigerant

Important information regarding the refrigerant used

Details on R410A refrigerant, its GWP, and labeling requirements for fluorinated greenhouse gases.

Precaution for servicing

Safety precautions for servicing the unit when the refrigerant system is opened.

Additional charging of refrigerant

Guidelines for adding refrigerant based on piping length and model specifications.

Precaution for pumping-down operation

Preliminary measures

Initial steps before pumping down, including power cutoff and panel opening.

Pump down operation

Step-by-step procedure for performing the pumping-down operation to recover refrigerant.

Electrical wiring work

Precautions on electrical wiring work

General safety precautions for electrical wiring installation, including power disconnection and wire types.

Secure the wiring in the order shown below

Precautions on wiring of power supply and inter-unit wiring

Specific precautions for power supply and inter-unit wiring, including terminal types and tightening torques.

Specifications of standard wiring components

Test operation

Pre-run checks

Essential checks before test run, covering electrical wiring, refrigerant piping, and extra refrigerant.

Test run

Step-by-step procedure for performing the test run in cooling mode and checking operation.

Precautions regarding test-runs

Failure diagnosis at the moment of first installation

Disposal requirements

Wiring diagram

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