TCL TCC-09C2HRH/DV, Руководство по обслуживанию, Страница: 36 / 75

TCL Air Conditioner Service Manual
36
Blowhole
Plug
Indoor unit
Plug
Indoor unit
11. Using a 65-mm (2.5")core drill, drill a hole in the wall. Make sure that the hole is drilled at a
slight downward angle, so that the outdoor end of the hole is lower than the indoor end by about 12mm
(0.5") This will ensure proper water drainage (as shown). Place the protective wall cuff in the hole. This
protects the edges of the hole and will help seal it when you finish the installation process.
Pass the
drain hose through the wall hole. Make sure the water drains to a safe location where it will not cause
water damage or a slipping hazard.
NOTE: When drilling the wall hole, make sure to avoid wires, plumbing, and other sensitive
components.
The drainpipe outlet should be at least 50mm (1.9") above the ground. If it touches the ground, the
unit may become blocked and malfunction.
2.5 Drainage Test
2.5.1 Water Leakage Test
After finishing the construction of drainage pipe system, fill the pipe with water and keep it for 24
hours to check whether there is leakage at joint section.
2.5.2 Water Discharge Test
1. Natural drainage mode(the indoor unit with outdoor drainage pump)
Infuse above 600ml water through water test hole slowly into the water collector, observe whether the
water can discharge through the transparent hard pipe at drainage outlet.
2. Pump drainage mode
2.1 Disconnect the plug of water level switch, remove the cover of water test hole and slowly
infuse about 2000ml water through the water test hole, be sure that the water will not touch the motor
of drainage pump.
2.2 Power on and let the air conditioner operate for cooling. Check operation status of drainage
pump, and then connect the plug of water level switch, check the operation sound of water pump and
observe whether the water can discharge through the transparent hard pipe at drainage outlet. (In light