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READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION.
KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE.
THIS MANUAL SHOULD BE LEFT WITH THE EQUIPMENT OWNER.
MODELS
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BS unit
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BSVQ36MVJU
BSVQ60MVJU
SYSTEM Air Conditioners
INSTALLATION MANUAL
Страница 1: ...ONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE THIS MANUAL SHOULD BE LEFT WITH THE EQUIPMENT OWNER MODELS BS unit BSVQ36MVJU BSVQ60MVJU SYSTEM Air Conditioners INSTALLATION MANUAL ...
Страница 2: ...AFETY CONSIDERATIONS 1 2 BEFORE INSTALLATION 3 3 SELECTING INSTALLATION SITE 5 4 PREPARATIONS BEFORE INSTALLATION 6 5 BS UNIT INSTALLATION 6 6 REFRIGERANT PIPING WORK 7 7 ELECTRIC WIRING WORK 10 8 TEST OPERATION 14 ...
Страница 3: ...s situation which if not avoided may result in minor or moderate injury It may also be sued to alert against unsafe practices NOTE Indication situation that may result in equipment or property damage only accidents WARNING Ask your dealer or qualified personnel to carry out installation work Do not try to install the machine by yourself Improper installation may result in water leakage electric sh...
Страница 4: ...ng rod or a telephone ground wire Incomplete grounding may result in electric shocks Do not touch the switch with wet fingers Touching a switch with wet fingers can cause electric shock Install an leak circuit breaker as required If an leak circuit breaker is not installed electric shock may result Do not install the air conditioner in the following locations a where a mineral oil mist or an oil s...
Страница 5: ... work carefully and follow these procedures correctly 2 BEFORE INSTALLATION 2 1 CAUTION CONCERNING NEW REFRIGERANT SERIES Since R410A is a mixed refrigerant the required additional refrigerant must be charged in its liquid state If the refrigerant is charged in a state of gas its composition changes and the system will not work properly The indoor outdoor unit is for R410A See the catalog for indo...
Страница 6: ... 3 5 8 3 1 Thin 3 2 Medium 3 3 Thick Attached to BSVQ36MVJU only Items to be checked If not properly done what is likely to occur Check Are the indoor and outdoor unit fixed firmly The units may drop vibrate or make noise Is the gas leak test finished If may result in insufficient cooling Is the unit fully insulated Condensate water may drip Does drainage flow smoothly Condensate water may drip Do...
Страница 7: ...nual attached to outdoor unit Locations where there is no possibility of flammable gas leaking Locations where the wall is not significantly tilted Locations where an inspection hole see figure below can be installed BSVQ36 60MVJU Sight opening must be of above size and provided in front of electric parts box NOTE 1 Leave 4 of service space below the electric parts box If this is not possible open...
Страница 8: ...Attach the hunger brackets to the suspension bolts Be sure to sandwich the hunger brackets between nuts and washers and securely fix it Caution The BS unit has a top and a bottom so install it so that the diagonal lines in the figure next page are where the top is Failing to do so may prevent the unit from operating properly and increase the volume of the operating noise 2 The electric parts box m...
Страница 9: ...piping work between the branch kit and the indoor unit see the installation manual for the out door unit and other technical documents Always check that the refrigerant to be used is R410A before starting work If the wrong refrigerant is used the unit will not operate normally Completely insulate the discharge and suction piping both liquid and gas Not insulating them may cause leaking or burns On...
Страница 10: ...ote 3 while feeding nitrogen into the refrigerant piping note 2 and finally connect the indoor unit and BS unit using the flare or flange connections Notes 1 For details on nitrogen replacement see the VRV Installation Manual available at any Daikin dealer 2 When feeding nitrogen into the pipes while brazing the pressure reducting valve should be set to 2 9psi Refer to Fig 4 3 Do not use a flux wh...
Страница 11: ...ue ft lbf Flare dimension A in Flare shape in 1 4 10 5 12 7 0 343 0 358 3 8 24 1 29 4 0 504 0 520 1 2 36 5 44 5 0 638 0 654 5 8 45 6 55 6 0 760 0 776 Pipe size in Further tightening angle degree Recommended arm length of tool in 1 4 60 to 90 Approx 5 7 8 3 8 60 to 90 Approx 7 7 8 1 2 30 to 60 Approx 9 13 16 5 8 30 to 60 Approx 11 13 16 ...
Страница 12: ...s system consists of multiple BS units Mark each BS unit as unit A unit B and be sure the terminal board wiring to the outdoor unit and indoor unit are properly matched If wiring and piping between the out door unit BS unit and an indoor unit are mismatched the system may cause a malfunction A circuit breaker capable of shutting down the power supply to the entire system must be installed Always g...
Страница 13: ...ocuments for other details 7 4 SPECIFICATIONS FOR FIELD SUPPLIED FUSES AND WIRE NOTE 1 Select the particular size of electric wire for power line in accordance with the standards of the given nation and region 2 Insulated thickness 0 04 or more 3 Allowable length of the transmission wiring should be as follows Between outdoor unit BS unit and indoor unit Max 3280ft Total wiring length 6560ft Betwe...
Страница 14: ...wiring guide After wiring work is complete block all gaps in the holes for passing out wir ing using sealing material locally procured This is to prevent insects from entering the machine PRECAUTIONS 1 Use ring type crimp style terminals for connecting wires to the power supply terminal board If unavailable observe the following points when wiring Do not connect wires of different gauge to the sam...
Страница 15: ...to terminals Be careful wires do not place external stress on terminals Keep wiring in neat order and so as not to obstruct other equipment such as popping open the service cover Make sure the cover closes tight Incomplete connections could result in overheating and in worse case electric shock or fire 7 Use 2 core wires for branch wiring When wiring more than 2 indoor units and a remote controlle...
Страница 16: ... F when the unit is shipped from the factory 2 Remote controller change over switch SS1 SS2 When using COOL HEAT selector turn this switch to the BS side When using cool heat selector connect to the terminal A B and C on the EC of the electric parts box 8 TEST OPERATION Refer to the installation manual of the outdoor unit The operation lamp of the remote controller connected to the indoor unit wil...
Страница 17: ... 0405 HT 3P120802 2C EM04A001 Daikin US Corporation 375 Park Avenue Suite 3308 New York NY 10152 www daikinac com info daikinac com ...