Service manual

Note: Shown above is the installation of rear air intake. Bottom air intake may be used according to the

needs of actual installation. The installation method is similar to that of rear air intake. In all intake pipes,

at least one shall be kept open. Round duct may also be adopted and round heat insulation hose may be

used to blow the air to each room. Heat insulation shall be provided for both outlet pipe and intake pipe.

11.3.4 Installation of Fresh Air Pipe (Limited to extra residual pressure unit with a cooling

capacity over 6000W)

1) To connect the fresh air pipe, cut off the fresh air baffle

firstly, as shown in Fig.11-8(a). If fresh air pipe is not

required, use sponge to seal the seam on fresh air

baffle.

2) Mount a round flange for connection of fresh air pipe.

See Fig.11-8(b).

3) Both the duct and round flange need good sealing and

heat insulation.

4) The fresh air shall be filtered air.

新风挡板

去除

圆形风管

(a) (b)

Fig.11 -8

11.3.5 Installation of Intake Pipe

1) The square flange is factory mounted at the rear part, while the cover of air intake is mounted at the

bottom. See Fig.11-9.

回风盖板

下部回风

后部回风

方形发兰

Fig.11-9

Remove

Fresh Air Baffle

Round Air Duct

Square Flange

Rear Air Intake

Bottom Air Intake

Cover of Air-In