Installation Of Drain Hose; Installation Of Water Valve - Gree FP-22LM/D-K Service Manual

4.4.4 Installation of drain hose

Precautions:
(1) The drain hose outlet is mounted at the right rear side of the unit.
(2) The diameter of the drain hose should be equal to or greater than the diameter of the connecting
pipe
(3) Keep at least 1/100 inclination for the drain hose.
(4) Connect drain hoses and wrap the pipes and connectors with sponge and tighten them with clamps.
(5) Wrap clamps and drain pipes with sponge.
(6) Do not bend drain pipes.
(7) Charge 600cc water from the air outlet to the drain pan to check the drainage effect.
(8) Do not connect condensate pipes to those with corrosives and unpleasant smells to prevent these
unwanted substance from entering the unit and indoor areas.
(9) Do not connect condensate pipes to rainwater pipes to prevent the back flow of rain.
(10) Connect condensate pipes to the specialized drainage system of the unit.
(When drain hose is connected)

4.4.5 Installation of water valve

Precautions:
(1) See the figure above for installation of the water valve. Firstly, connect one end of the water pipe to
the water inlet of the unit, and then connect the other end to water valve. During installation, both
the torque wrench and ordinary wrench should be used. For the former, the torque should be less
than 90N.m. Tighten connectors.
Installation steps and drawings
Tilt the drain hose
Not to be lifted
Sponge
Clamp
＜4mm
Torque wrench
Flared nut
Unit Installation
No foldings
Not to be soaked
in water
Watering can
Ordinary wrench
Valve
Teflon tape
Screw
Outlet pipe
Connector
32
Clamp
Sponge
Drain hose
Air outlet
Screw