Selecting Installation Site - Daikin VRV IV Series Installation Manual

1-4 Checklist
Exercise particular care concerning the following items during installation work and check again after
instal lation is complete:
Post-installation checklist
Has the Branch Selector unit been installed securely?
Did you conduct a gas leak inspection?
Was the unit fully insulated? (Refrigerant pipes)
Is the supply voltage the same as the voltage indicated on the label?
Are there any wiring mistakes or erroneous wiring or erroneous pipe
connections?
Has the unit been grounded?
Is the thickness of the electrical wiring the same as described in the
specifications?
Delivery checklist
Has a cover been installed on the control box?
Did you give the customer the installation manual?

2. SELECTING INSTALLATION SITE

Select an installation site where the following conditions are satisfied and that meets with your customer's approval.
• Where is resistible against weight of Branch Selector 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 the control 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.)
Note: The control box mounting surface can be changed.
For information on how to change the mounting surface, refer to "4. BRANCH SELECTOR UNIT
INSTALLATION".
Outdoor unit
side (3 pipes)
A
Fig. 1
Branch Selector
unit Name
BSQ36TVJ 10 (250) or more
BSQ60TVJ 10 (250) or more (*2)
BSQ96TVJ 12 (300) or more (*3)
WARNING
Securely install the unit at a location that is capable of withstanding its weight.
Inadequate strength may cause the indoor unit to fall, resulting in bodily injury.
3
Checklist
Checklist
Unit: in. (mm)
Indoor unit
side (2 pipes)
B
Unit: in. (mm)
A B
10 (250) or more (*1)
10 (250) or more (*2)
12 (300) or more (*3)
If defective
The unit may fall, vibrate, or operate noisily.
The unit may fail to heat or cool as designed.
The unit may leak water.
The unit may fail to operate or burn up.
The unit may fail to operate, burn up, or
produce abnormal noise.
The unit may pose a hazard in the event of a
short-circuit.
The unit may fail to operate or burn up.
Unit: in. (mm)
Branch Selector unit
top
(*1) When using accessory pipes 1)-1, 2 (refer to 5-5 Piping
connection), provide a service space of at least 12 in. (300 mm).
(*2) When using accessory pipes 1)-1, 2 (refer to 5-5 Piping
connection), provide a service space of at least 14 in. (350 mm).
(*3) When using accessory pipes 1)-1, 2 (refer to 5-5 Piping
connection), provide a service space of at least 16 in. (400 mm).
Check here.
Check here.
Control box
Inspection hole
18 (450) x 18 (450)
Be sure to open this to the
control box side.
Fig. 2
3P405106-10 English