Installation
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Don’t place the pipe on the ground directly or scratch with the ground.
Cut the pipe and remove burrs with the cut surface downward.
Be sure to place a cap when raining.
4.6.2 Welding
1) Be sure to weld horizontally or downward, not upward.
2) Pay attention to the installation direction and angle to prevent oil-return or oil-accumulation.
3) Its necessary to charge nitrogen when welding.
Be far away from fire and prepare fire extinguishers and water to prevent fire on field.
Be careful not to injure people.
Confirm the proper clearance between pipe and connector.
Check if the supporting structural members are strong enough.
The traverse distances between supporting structural members are as follows:
Diameter (mm)
Below 20
25~40
50
Max. Distance (m)
1.0
1.5
2.9
Summary of Contents for R-410A
Page 103: ...Wall mount 102 Part 4 2 Wall Mounted...
Page 113: ...Wall mount 112 4 Dimensions 4 1 YDS 22 36EC 4 2 YDS 45 56EC...
Page 115: ...Wall mount 114 5 Piping Diagrams 5 1 YDS 22 56EC 5 2 YDS 22 56HC...
Page 116: ...Wall mount 115 6 Wiring diagrams 6 1 YDS 22 36EC 6 2 YDS 45 56EC...
Page 117: ...Wall mount 116 6 3 YDS 22 56HC...
Page 118: ...Wall mount 117 7 Sound level 7 1 Test condition 7 2 Noise spectrums YDS 22 36EC HC...
Page 119: ...Wall mount 118 YDS 45 56EC HC...
Page 120: ...Wall mount 119 8 Velocity temperature distribution Discharge angle 70...