Daikin VRV Aurora RXLQ72TATJU Installation Manual

Also see for VRV Aurora RXLQ120TATJU: Service manual Service manual

8English6 4 Installing the unitMake sure the unit is installed level on a sufficiently strong base toprevent vibration and noise.NOTEWhen the installation height of the unit needs to be increased, do notuse stands to only support the corners.AAAAAAA ≥3-7/8 in. (100 mm)X Not allowedO Allowed• The height of the foundation must be at least 5-7/8 in. (150 mm )from the floor.In heavy snowfall areas, this height should be increased, dependingon the installation place and condition.• The unit must be installed on a solid longitudinal foundation (steelbeam frame or concrete) and make sure the base under the unit islarger than the gray marked area.3425671Dimensions for above figure1 Hole for foundation bolt f9/16 in. (15 mm) dia: 4 positions2 2 Inner dimension ofthe base ≤24-7/8 in. (631 mm)3 Distance betweenfoundation bolt holes 29 in. (729 mm)4 Width of unit 30-3/16 in. (767 mm)5 Outer dimension of thebase ≥30-3/16 in. (767 mm)6 Longitudinal foundationdimension 48-7/8 in. (1242 mm)7 Distance betweenfoundation bolt holes 42-3/8 in. (1076 mm)• Fasten the unit in place using 4 foundation bolts7/16 in. (M12). It is best to screw in the founda-tion bolts until their length remains 13/16 in. (20mm) above the foundation surface.AA=13/16 in. (20 mm)NOTE• There are restrictions on the refrigerant pipe connecting orderbetween outdoor units in the case of the multi system.See 1.2.2. Outdoor units combinations on page 2 for detail.• When installing on a roof, make sure the roof floor is strong enoughand be sure to waterproof all work.• Make sure the area around the machine drains properly by settingup drainage grooves around the foundation.• Drain water is sometimes discharged from the outdoor unit when itis running.• For anti-corrosion type, use nuts with resin washers. If the paint onnut connections comes off, the anti-corrosion effect may decrease.Resin washer6 5 Method for removing shipping platesThe shipping plates installed over the compressor legs for protectingthe unit during transport must be removed. Proceed as shown in thefigure and procedure below. RXLQ72T does not have the shippingplates.Shipping platesFrontRXLQ96-120T type1 Remove bolts (2 pcs.) for fixing shipping plate.2 Remove all shipping plates (3 pcs.).3 Be sure to tighten the removed bolts back again.Shipping plate 3Shipping plate 1Shipping plate 2BoltNOTEIf the unit is operated with the shipping plates still attached, abnormalvibration or noise may be generated.