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2-4 COMBINATION

• This BS unit is only for systems for Models REYQ-P.

It cannot be connected to systems for Models REYQ-M.

• For series of applicable indoor units, refer to the catalog or other literature.
• Select the BS unit to fit the total capacity (sum of unit’s capacity) and max. number of the indoor units to be 

connected downstream. About indoor unit’s capacity, refer to the Table 2.

Table 1 

Table 2 

* About indoor unit’s capacity for HRV type (VKM), refer to the Engineering data book.

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Example

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In case of the BS unit witch connect two FXCQ32M and two FXSQ40M.

Total capacity = 31.25x2+40x2 = 142.5 

 Select BSVQ160P8V1B

2-5 CHECK ITEM

• For the following items, take special care during construction and check after installation is finished.

Completion check items

Hand-over check items

3. SELECTING INSTALLATION SITE

The equipment is not intended for use in a potentially explosive atmosphere.
Select an installation site where the following conditions are satisfied and that meets with your customer’s 
approval.

• Where is resistible against weight of BS unit.
• Locations where 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 EL. COMPO. BOX side (See Note).
• Where the total piping length involving indoor unit and outdoor unit is below the allowable piping length.

(See installation manual attached to outdoor unit.)

Model

Total capacity of all downstreem indoor units

Max. number of all downstreem indoor units

BSVQ100P8V1B

 100

5

BSVQ160P8V1B

100 < A 

 160

8

BSVQ250P8V1B

160 

<

 A 

 250

8

Capacity expressed as indoor unit’s model No.

20

25

32

40

50

63

80

100

125

200

250

Indoor unit’s capacity (for use in computation)

20

25

31.25

40

50

62.5

80

100

125

200

250

Check items

Problems

Check

Are the BS units installed securely?

Falling, vibration, and operating noise

Have you performed a gas leak test?

Does not cool or heat

Is the insulation complete? (Refrigerant piping and pipe connection part)

Water leaking

Is the voltage the same as that listed on the unit’s nameplate?

Does not operate/burnt out

Are all the wiring and piping correct?

Does not operate/burnt out

Is the unit grounded?

Dangers during electrical leak

Is the thickness of the power cord as specified?

Does not operate/burnt out

Check items

Check

Did you close the EL. COMPO. BOX lid?

Did you hand the operating manual and warranty card to the customer?

Summary of Contents for VRV III BSVQ100P8V1B

Page 1: ...READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE INSTALLATION MANUAL BS unit BSVQ100P8V1B BSVQ160P8V1B BSVQ250P8V1B System air conditioner...

Page 2: ...enligt villkoren i 12 gitt i henhold til bestemmelsene i 13 noudattaen m r yksi 14 za dodr en ustanoven p edpisu 15 prema odredbama 16 k veti a z 17 zgodnie z postanowieniami Dyrektyw 18 n urma preve...

Page 3: ...life CAUTION Failure to observe these instructions properly may result in property damage or per sonal injury which may be serious depending on the circumstances WARNING Ask your dealer or qualified p...

Page 4: ...r Do not directly touch refrigerant that has leaked from refrigerant pipes or other areas as there is a danger of frostbite CAUTION Install the BS units power cord and connecting wires at least 1 mete...

Page 5: ...igned for R410A See the catalogue for indoor outdoor unit models that can be connected Normal operation is not possible when connecting units that are originally designed for other refrigerants 2 2 PR...

Page 6: ...icient 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 EL COMPO BOX side See Note Where the total piping lengt...

Page 7: ...r the like Install the BS unit so that its weight can be withstood Hanging bracket For supporting the connection pipe Be sure to support the connection piping around the unit using hanging brackets th...

Page 8: ...0 3 pcs 4 locations and washers For M8 Outside diameter dimension 24 to 28mm For M10 Outside diameter 30 to 34mm 2 pcs 4 locations field supply from both the top and bottom sides of the hanging bracke...

Page 9: ...nstallation Make sure that nothing besides the specified refrigerant such as air gets into the refrigerant piping If refrigerant gas leaks during the work ventilate the area The outdoor units are fill...

Page 10: ...the refrigerant pipe joints Using a chlorine flux may cause the pipes to corrode and if it contains fluoride it may cause the refrigerant lubricant to deteriorate adversely affecting the refrigerant...

Page 11: ...door units Piping size outer diameter x minimum thickness Gas pipe Liquid pipe 20 25 32 40 50 12 7x0 80 6 4x0 80 63 80 100 125 15 9x0 99 9 5x0 80 200 19 1x0 80 250 22 2x0 80 mm BS unit Piping size out...

Page 12: ...uid pipe Site piping Gas pipe Site piping Liquid pipe Site piping BS unit Top Accessory pipes 1 2 Accessory pipes 1 1 Gas pipe Site piping Liquid pipe Site piping BS unit Top Suction gas pipe Site pip...

Page 13: ...ation field supply with the seams facing up See figure at right BSVQ100 160P type BSVQ250P type BS unit BS unit Clamp 2 2 Accessory Clamp 2 2 Accessory Insulation tube 3 2 Accessory Insulation tube 3...

Page 14: ...tion Do not turn on the power supply branch switches overload interrupters until all other work is done 7 2 EXAMPLE FOR THE WHOLE SYSTEM 7 3 POWER CIRCUIT SAFETY DEVICE AND CABLE REQUIREMENTS A power...

Page 15: ...the EL COMPO BOX lid and connect the wires to F1 and F2 TO IN D UNIT and F1 and F2 TO OUT D UNIT transmission wiring terminals control PCB A1P At this time pass the wiring into the unit through the w...

Page 16: ...the wire through hole to protect the wires Do not pass the transmission wiring and power supply wiring through the same locations and outside of the unit keep them separated by at least 50mm Not doing...

Page 17: ...er to the Engineering data book Setting method The setting is made using the Local Setting Mode by the remote controller of indoor unit connected to the BS unit For information regarding the setting m...

Page 18: ...MPO BOX NOTES PRINTED CIRCUIT BOARD DIP SWITCH FUSE T 3 15A 250V FLASHING LAMP SERVICE MONITOR GREEN SWITCHING POWER SUPPLY A1P TERMINAL STRIP POWER TERMINAL STRIP CONTROL TERMINAL STRIP C H SELECTOR...

Page 19: ...NOTES NOTES...

Page 20: ...4PW46241 1 Copyright Daikin...

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