Trane MWD507 - Concentrated Drainage; Drainage Testing

Installation of refrigerant pipe
Concentrated drainage
Please select the drainage pipe with a diameter adapting to the running capacity of the unit.
Without drainage pump:
≥100
Indoor unit Indoor unit Indoor unit
Ceiling
Concentrated drainage pipe,
gradient ≥ 1/100
(Slim line) Duct type
With drainage pump:
When 3 or more indoor units are installed, a main air vent is provided for the indoor unit having a
farthest distance from the main drainage pipe.
Suspension
Main air vent
Concentrated drainage pipe,
gradient ≥ 1/100
1
~
1.5m
Indoor unit
Indoor unitIndoor unit
Ceiling
≤500
Main drainage
Drainage testing
Check the smoothness of drain after installation. Check the drain state by fi lling about 2 L water •
into the drain pan of the indoor unit as shown in the following fi gure;
Set up the model of the drainage pump, run the unit in cooling mode, and check pumping;•
Check the drain at the end of the drainage pipe. Make sure that the condensate water drains •
smoothly, and no water leakage exists.
After completion of testing, insulate the condensate pipe.•
Drainage
pipe
18 AMS-SVX04A-EN