Installation
NOTE
•Excessive torque may cause gas leakage. When extending the pipe with welding or brazing, ensure that nitrogen is used during the welding or brazing process. The joint must be accessible and serviceable.
CAUTION
•Tighten the flare nut at the specified torque. If the flare nut is
Step 2.8 Fixing the installation plate
You can install the indoor unit on a wall, window frame, or gypsum board.
WARNING
•Make sure that the wall, window frame, or gypsum board can withstand the weight of the indoor unit. If you install the indoor unit in a place where it is not strong enough to withstand the unit's weight, the unit could fall and cause injury.
When fixing the indoor unit on a wall
Fix the installation plate to the wall giving attention to the weight of the indoor unit.
Plastic anchor
20 mm Wall
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Model | A | B | C |
| D |
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09/12 | 30 | 166 | 38 |
| 30 |
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18/24/30 | 38 | 126 | 70 |
| 38 |
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| Pipe bundle hole: Ø 65 mm | |||
NOTE
•If you mount the plate to a concrete wall using plastic anchors, make sure that gaps between the wall and the plate, created by projected anchor, is less than 20 mm.
When fixing the indoor unit on a window frame
1Determine the positions of the wooden uprights to be attached to the window frame.
2Attach the wooden uprights to the window frame giving attention to the weight of the indoor unit.
3Attach the installation plate to the wooden upright using tapping screws.
When fixing the indoor unit on a gypsum board
1Use stud finder to find out locations of the studs.
2Fix the plate hanger on two studs.
CAUTION
•If you fix the indoor unit on a gypsum board, use only specified anchor bolts on reference positions. Otherwise, the gypsum surrounding the joints may crumble over time and cause the screws to be loosened and stripped. This may lead to physical injury or equipment damage.
•Search for other spots if there are less than two studs, or the distance between the studs are different from the plate hanger.
•Fix the installation plate without inclining to one side.
42English