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Booster Unit

INSTALLATION MANUAL

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Installation manual

Booster Unit

Installationsanleitung

Zusatzgerät

Manuel d’installation

Unité d'accélération

Manual de instalación

Unidad booster

Manuale di installazione

Compressore ausiliario

Installatiehandleiding

Boostereenheid

Manual de instalação

Booster

Booster Unit

(LCBKQ3AV1(E))

Summary of Contents for LCBKQ3AV1

Page 1: ...ands Installation manual Booster Unit Installationsanleitung Zusatzgerät Manuel d installation Unité d accélération Manual de instalación Unidad booster Manuale di installazione Compressore ausiliario Installatiehandleiding Boostereenheid Manual de instalação Booster Booster Unit LCBKQ3AV1 E ...

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Page 3: ...nstalling the unit in a small room take measures against to keep refrigerant concentration from exceeding allowable safety limits in the event of refrigerant leakage Contact the place of purchase for more information Excessive refrigerant in a closed ambient can lead to oxygen deficiency Be sure to use only the specified accessories and parts for instal lation work Failure to use the specified par...

Page 4: ...be charged with fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent gases into the atmosphere Refrigerant type R410A GWP 1 value 1975 1 GWP global warming potential Values are indicated in F gas regulations EC No 842 2006 Annex I Parts 1 and 2 The refrigerant R410A requires strict cautions for keeping the sys tem clean dry and tight Read the chapter REFRIGERANT PIPING carefully ...

Page 5: ...o consideration human traffic and wind As regards space in front of the unit consider the space needed for the local refrigerant piping when installing the units If the work conditions in the following figure do not apply contact your dealer or Daikin directly CAUTION 1 An inverter booster unit may cause electronic noise generated from AM broadcasting Examine where to install the main booster unit...

Page 6: ... fluoride is contained the flux will have adverse influences on the refrigerant piping line such as the dete rioration of refrigerating machine oil CAUTION All field piping must be installed by a licensed refrigeration tech nician and must comply with relevant local and national regula tions Precautions for reuse of existing refrigerant piping heat exchangers Keep the following points in mind for ...

Page 7: ...r unit Example of piping connection Piping size O D min thickness mm Note 1 Liquid piping inlet Main liquid piping between booster unit and outdoor unit Liquid piping outlet Between booster unit and refrigeration showcase Suction piping Between booster unit and refrigeration showcase Discharge piping Main gas piping between booster unit and outdoor unit Note 2 If the size of the connection pipe of...

Page 8: ...lve opened without turning the power on otherwise refrigerant may be condensed in the compressor and the insulation of the main power supply circuit may be degraded Be sure to use an exclusive tool to handle the shutoff valve The shutoff valve is not of back sheet type Excessive force imposed may break the valve Use a charge hose when using the service port Make sure that there is no refrigerant g...

Page 9: ...gn pres sure 3 8MPa of the outdoor unit and pressurize the low pressure side suction side to the design pressure 2 5MPa of the indoor unit field supplied In this case they shall be accepted if no pressure drop is found for 24 hours through pressurization at least 5 minutes from the port A and the liquid shutoff port shown in the right figure Check if there are any leakage areas in the case of pres...

Page 10: ... rise in electrical potential in the grounding Be sure to install an earth leakage circuit breaker This unit uses an inverter so install the earth leakage circuit breaker that be capable of handling high harmonics in order to prevent malfunctioning of the earth leakage circuit breaker itself Earth leakage circuit breaker which are especially for protecting ground faults should be used in conjuncti...

Page 11: ...oles on the right side Timer for refrigeration Timer for freezer Note 3 In case of the malfunction Constant a contact output Relay Alarm panel Warning output Caution output Branch switch Overcurrent circuit breaker Refrigeration operating output Freezer operation output Indoor unit Booster unit Remote switch Note 1 Remote controller In Out Out Out Thermostat for inner temperature adjustment Defros...

Page 12: ...ion for transmission wire and refrigeration operation input wiring Connection for remote switch wire Set the operation switch to Remote as shown in the figure below to remotely start up and shut down Use a remote switch that has a contact assuring the minimum applicable load of DC12V 1mA 6 4 Checking of Device and Installation Conditions Be sure to check the followings For those doing electrical w...

Page 13: ...switch BS5 using an insulating rod See the right figure Refer to the Service Manual for other malfunction codes Take the following action if you find a malfunction code on the remote controller during the test run 1 Set the operating switch to the OFF position to reset the power sup ply and then return the switch to the ON position to restart the unit If the problem persists refer to the Service M...

Page 14: ...3P248411 5B EM09A056 1002 FS ...

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