Installation Of Drain Pipes For Different Types Of Idus; Drain Pipe Installation For Hidden Duct Type Idu - Gree GMV-S120WL/A-S Service Manual

Install drain trap connectors as shown in the following figure;
Install a drain trap connector for each unit;
The drain trap connector shall be installed in a way that facilitates trap cleaning.
13）During condensate water pipe installation, ensure a distance above 500 mm between the
pipe and the electric box of the unit for maintenance. In a case when the space is not enough, the
final piping way must be determined by the technical personnel.
10.1.3 Requirements on installation of drain pipes for different types of
IDUs

10.1.3.1 Drain pipe installation for hidden duct type IDU

1） Ensure an inclination degree of greater than 1% when connecting the drain pipe to the IDU.
2）When connecting the drain pipe to that of the IDU, fix the pipes with the bands instead of
using the glue to facilitate further maintenance.
3)There is a condensate water outlet on both sides of the IDU. After one condensate water
outlet is determined, use the rubber stopper to block the other outlet. Tie it with threads and strap
with insulation materials to prevent leakage.
4)The connection between the drain pipe and that of the IDU is shown in the following figure:
5）Apply insulation materials to the condensate water pipe joints to prevent dewing. Insulation
for connection between the drain pipe and that of the IDU is shown in the following figure：
GMV5 Home DC Inverter Multi VRF Units
162