Gree GUHD series - Installation of Cassette Type

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Purchase general-purpose hard PVC pipe locally to be used as the drainage pipeline. When carrying
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(As shown in Figure 1-2-9)
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When the laid drainage pipe is used for multiple units, the common pipe shall be about 100mm lower
than the drainage outlet of each set of unit. A pipe with thicker wall shall be used for such purpose.
Figure 1-2-9
b. Testing of Drainage System
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After the electrical installation is completed, carry out the testing of the drainage system.
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to ensure that there is no leakage. If the unit is to be installed in a new house, carry out testing before
decorating the ceiling.
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Matters of Attention
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The drain pipe outlet direction can be chosen from either the right rear or right.
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The diameter of the drain pipe should be equal to or greater than the diameter of the connecting pipe.
(Vinyl tube; pipe size: 20mm; outer dimension: 26mm)
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Keep the drain pipe short and incline downwards at a gradient of at least 1/100 to prevent air pockets.
(Refer to Figure 1-2-10)
Figure 1-2-10
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No folding of drain hose inside the indoor unit. (Refer to Figure 1-2-11)
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Figure 1-2-11 Figure 1-2-12
1.3 Installation of Cassette Type