background image

3P405106-10 English

8

5-5  Piping connection

Follow the connection example below and connect the site piping.

Suction gas pipe (Site piping)
High/low pressure gas pipe (Site piping)

Gas pipe (Site piping)

Liquid pipe (Site piping)

Liquid pipe (Site piping)

Branch

Selector

unit

(Top)

BSQ36TVJ type

When the downstream indoor unit total capacity is 36 or less and when one indoor unit with 
a capacity of 24 to 36 is connected downstream.

When one indoor unit with a capacity of 07 to 18 is connected downstream

Accessory pipe 1)-2

Accessory pipe 1)-1

Suction gas pipe (Site piping)
High/low pressure gas pipe (Site piping)

Liquid pipe (Site piping)

Gas pipe (Site piping)

Liquid pipe (Site piping)

Branch

Selector

unit

(Top)

Suction gas pipe (Site piping)
High/low pressure gas pipe (Site piping)

Gas pipe (Site piping)

Liquid pipe (Site piping)

Liquid pipe (Site piping)

Branch

Selector

unit

(Top)

BSQ60TVJ type

When the downstream indoor unit total capacity is more than 36 but less than 54 and when one 
indoor unit with a capacity of 42 to 54 is connected downstream.

When the downstream indoor unit total capacity is 54 or more but 60 or less

Accessory pipe 1)-2

Suction gas pipe (Site piping)
High/low pressure gas pipe (Site piping)

Liquid pipe (Site piping)

Gas pipe (Site piping)

Liquid pipe (Site piping)

Branch

Selector

unit

(Top)

Accessory pipe 1)-2

Accessory pipe 1)-1

Gas pipe (Site piping)

Liquid pipe (Site piping)

Branch

Selector

unit

(Top)

Suction gas pipe (Site piping)
High/low pressure gas pipe (Site piping)

Liquid pipe (Site piping)

Accessory pipe 1)-2

Accessory pipe 1)-2

Accessory pipe 1)-1

BSQ96TVJ type

When the downstream indoor unit total capacity is more than 60 but less than 72

When the downstream indoor unit total capacity is 72 or more but 96 or less and when one indoor 
unit with a capacity of 96 is connected downstream.

Suction gas pipe (Site piping)
High/low pressure gas pipe (Site piping)

Liquid pipe (Site piping)

Gas pipe (Site piping)

Liquid pipe (Site piping)

Branch

Selector

unit

(Top)

01_EN_3P405106-10.indb   8

4/21/2015   4:29:06 PM

Summary of Contents for VRV IV BSQ36TVJ

Page 1: ...A HANDY PLACE FOR FUTURE REFERENCE English Fran ais Espa ol 3P405106 10 LIRE SOIGNEUSEMENT CES INSTRUCTIONS AVANT L INSTALLATION CONSERVER CE MANUEL A PORTEE DE MAIN POUR REFERENCE ULTERIEURE LEA CUI...

Page 2: ...onnel must carry out the installation work Installation must be done in accordance with this installation manual Improper installation could result in water leakage electric shock or fire When install...

Page 3: ...amps as much as possible Indoor units are for indoor installation only Outdoor units can be installed either outdoors or indoors This unit is for indoor use Do not install the air conditioner or heat...

Page 4: ...uc tions CONTENTS Safety considerations i Codes and Regulations ii 1 BEFORE INSTALLATION 2 2 SELECTING INSTALLATION SITE 3 3 PREPARATIONS BEFORE INSTALLATION 4 4 BRANCH SELECTOR UNIT INSTALLATION 4 5...

Page 5: ...l BSQ96TVJ Name 1 Accessory pipes 2 Clamp 3 Insulation tube Explanation Document Quantity 1 pc 2 pcs 16 pcs 2 pcs 2 pcs 1 pc 1 copy Shape 1 1 f3 4 f19 1 1 2 f3 4 f19 1 3 1 Medium 3 2 Small 3 3 Large I...

Page 6: ...here the wall is not significantly tilted Where sufficient clearance for maintenance and service can be ensured Refer to Fig 1 Locations where an inspection hole refer to Fig 2 can be installed to the...

Page 7: ...or less Unit Suspension bolt pitch Example installation Note All the above parts are part to be procured in the field Fig 3 Unit in mm 4 BRANCH SELECTOR UNIT INSTALLATION Use only accessories and par...

Page 8: ...uction gas pipes gas pipes and the pipe connections for these Not insulating these pipes could result in water leaks or burns In particular low temperature gas flows in the high low pressure gas pipin...

Page 9: ...or perform brazing while nitrogen is flowing in the refrigerant piping 2 refer to Fig 5 1 For details on nitrogen replacement see the VRV Installation Manual available at any Daikin dealer 2 The pres...

Page 10: ...pressure gas pipe Liquid pipe Branch Selector unit Refrigerant branch kit Upstream Downstream Table 3 Indoor unit total capacity and pipe size Total capacity index of indoor units x Pipe size Outside...

Page 11: ...or unit total capacity is more than 36 but less than 54 and when one indoor unit with a capacity of 42 to 54 is connected downstream When the downstream indoor unit total capacity is 54 or more but 60...

Page 12: ...Selector unit Clamp 2 Accessory Clamp 2 Accessory Insulation tube 3 2 Accessory Insulation tube 3 2 Accessory Insulation tube 3 2 Accessory Insulation tube 3 1 Accessory Insulation tube 3 2 Accessory...

Page 13: ...and be sure the terminal board wiring to the outdoor unit and indoor unit are properly matched If wiring and piping between the outdoor unit Branch Selector unit and an indoor unit are mismatched the...

Page 14: ...ranch Selector unit B Final Branch Selector unit C H SELECTOR COOL HEAT SELECTOR COOL HEAT SELECTOR COOL HEAT SELECTOR C H SELECTOR C H SELECTOR TO IN D UNIT TOOUT DUNIT TO IN D UNIT TOOUT DUNIT TO IN...

Page 15: ...through the wire through hole right and into the control box and use the included clamps 2 to securely hold the wires in 2 places Be sure to wire the ground wire so that comes out of the slit in the...

Page 16: ...in a malfunction or breakdown After the wiring working is complete use sealer field supply to seal closed the wire through hole Entry by small animals etc could cause a malfunction 7 INITIAL SETTING W...

Page 17: ...ctory shipment 2 1 8 1 3 3 6 2 4 5 4 3 5 7 2 4 6 9 0 5 7 10 8 6 8 12 6 7 8 ADDING AN ADDITIONAL CHARGE OF REFRIGERANT Follow the instructions in the installation manual that came with the outdoor unit...

Page 18: ...3P405106 10 EM14A004A 1506 HT 5151 San Felipe Suite 500 Houston TX 77056 00_CV_3P405106 10 indd 2 4 20 2015 3 09 18 PM...

Reviews: