Daikin ERQ100A7V1B Installation Manual

Also see for ERQ100A7V1B: Operation manual

Contents

Installation manual1 ERQ100~140A7V1BInverter condensing unit4PW51321-1C ONTENTS Page1. Safety considerations ................................................................ 12. Introduction................................................................................ 22.1. Combination................................................................................... 22.2. Standard supplied accessories ...................................................... 32.3. Technical and electrical specifications ........................................... 33. Before installation ...................................................................... 33.1. Precautions for R410A ................................................................... 33.2. Installation...................................................................................... 33.3. Handling......................................................................................... 34. Selecting installation site ........................................................... 35. Precautions on installation......................................................... 45.1. Installation method for prevention of falling over ............................ 55.2. Method for removing transportation stay........................................ 55.3. Method for installing drain piping ................................................... 56. Installation servicing space ....................................................... 57. Refrigerant pipe size and allowable pipe length ........................ 67.1. Selection of piping material............................................................ 68. Precautions on refrigerant piping............................................... 68.1. Cautions for brazing ....................................................................... 78.2. Cautions for flare connection ......................................................... 79. Refrigerant piping ...................................................................... 79.1. Preventing foreign objects from entering........................................ 89.2. Cautions for handling stop valve .................................................... 89.3. How to use the stop valve .............................................................. 89.4. Cautions for handling the valve cover ............................................ 89.5. Cautions for handling service port ................................................. 89.6. Precautions when connecting field piping andregarding insulation........................................................................ 99.7. Leak test and vacuum drying ......................................................... 910. Additional refrigerant charge ..................................................... 910.1. Important information regarding the refrigerant used................... 1010.2. 2 procedures for adding refrigerant.............................................. 1111. Electrical wiring work ............................................................... 1111.1. Internal wiring – Parts table ......................................................... 1111.2. Precautions on electrical wiring work........................................... 1211.3. Connection example of total system wiring.................................. 1311.4. Connecting power wire and transmission wires ........................... 1311.5. Power circuit and cable requirements .......................................... 1312. Before operation ...................................................................... 1512.1. Service precautions ..................................................................... 1512.2. Checks before initial start-up........................................................ 1512.3. Field setting.................................................................................. 1512.4. Test operation............................................................................... 1712.5. Checks in normal operation ......................................................... 1812.6. Temperature adjustment operation confirmation.......................... 1813. Service mode operation........................................................... 1814. Caution for refrigerant leaks .................................................... 1914.1. Introduction .................................................................................. 1914.2. Maximum concentration level....................................................... 1914.3. Procedure for checking maximum concentration ......................... 1915. Disposal requirements............................................................. 19The English text is the original instruction. Other languages aretranslations of the original instructions.1. SAFETY CONSIDERATIONSThe precautions listed here are divided into the following two types.Both cover very important topics, so be sure to follow them carefully.Warning■ Ask your dealer or qualified personnel to carry out installationwork. Do not install the machine by yourself.Improper installation may result in water leakage, electric shocksor fire.■ Perform installation work in accordance with this installationmanual.Improper installation may lead to water leakage, electric shocksor fire.■ When a unit is installed in a small room, it is necessary to takemeasures so that the leaked refrigerant amount does notexceed the limit even if it leaks. As for the measures to preventthe leak from not exceeding the limit, please consult with yourdistributor.If the leaked amount exceeds the limit, it may cause an oxygendeficiency accident.■ Be sure to use only the specified accessories and parts forinstallation work.Failure to use the specified parts may result in water leakage,electric shocks, fire, or the unit falling.■ Install the air conditioner on a foundation that can withstand itsweight.Insufficient strength may result in the fall of equipment andcausing injury.■ Carry out the specified installation work in consideration ofstrong winds, typhoons, or earthquakes.Improper installation work may result in accidents due to fall ofequipment.ERQ100A7V1BERQ125A7V1BERQ140A7V1BInverter condensing unit Installation manualREAD THESE INSTRUCTIONS CAREFULLY BEFOREINSTALLATION. KEEP THIS MANUAL IN A HANDYPLACE FOR FUTURE REFERENCE.IMPROPER INSTALLATION OR ATTACHMENT OFEQUIPMENT OR ACCESSORIES COULD RESULT INELECTRIC SHOCK, SHORT-CIRCUIT, LEAKS, FIRE OROTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLYTO USE ACCESSORIES MADE BY DAIKIN WHICH ARESPECIFICALLY DESIGNED FOR USE WITH THEEQUIPMENT AND HAVE THEM INSTALLED BY APROFESSIONAL.DAIKIN EQUIPMENT IS DESIGNED FOR COMFORTAPPLICATIONS. FOR USE IN OTHER APPLICATIONS,PLEASE CONTACT YOUR LOCAL DAIKIN DEALER.IF UNSURE OF INSTALLATION PROCEDURES OR USE,ALWAYS CONTACT YOUR DEALER FOR ADVICE ANDINFORMATION.THIS AIR CONDITIONER COMES UNDER THE TERM"APPLIANCES NOT ACCESSIBLE TO THE GENERALPUBLIC".WARNINGIf the warning is not observed, it may cause serious casualties.CAUTIONIf the caution is not observed, it may cause injury or damage to theequipment.