Gree GMV-680WM/E-X Manuel D'utilisateur page 34

GMV DC Inverter VRF
(4) Suspend the header to the ceiling ,and be sure to install the T-type manifold so that
the outlet pipes are horizontal at the lower side. See Fig. 4.3.7.
(5) Thermal insulation for pipeline
1) To avoid condensate or water leakage on connecting pipe, the gas pipe and liquid
pipe must be wrapped with thermal insulating material and adhesive pipe for
insulation from the air.
2) For heat pump unit, liquid pipe should bear 70℃ or above, and gas pipe should bear
120℃ or above. For cooling only unit,both liquid pipe and gas pipe should bear 70℃
or above. Example: Polyethylene foam can bear 120℃ above and foaming
polyethylene can bear 100℃ above.
3) Joints at indoor and outdoor units should be wrapped with insulating material and
leave no clearance between pipe and wall. See Fig. 4.3.8.
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Fig. 4.3.7
Fig. 4.3.8
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