Gree U-match Série Manuel De L'utilisateur page 23

(2) Installing the Main Body Unit.
1) Install the hoisting stand on the hoisting screw by using nuts and gaskets
at both the upper and lower sides of the hoisting stand. To prevent the
gasket from breaking off, a gasket anchor board can be helpful.
2) Install the paper template on the unit, and fix the drain pipe at the outlet
vent.
3) Adjust the unit to the best position.
4) Check if the unit is installed horizontally at four directions. If not, the water
pump and the float switch would function improperly and even lead to
water leakage.
5) Remove the gasket anchor board and tighten the nut remained.
6) Remove the paper template.
3.2.1.2 Leveling
The water level test must be done after installing the indoor unit to make the
unit is horizontal, as shown below.
DC Inverter U-match Series Cassette Type Unit
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