GREE Air-ccoled Closed Control Unit Service Manual
119
5.2.3 Humidifier
Humidifier Consists of three main parts: humidifying tank, discharge,
valve and feed valve
（
1
）
Replace humidifying tank:
Disassembly steps:
◆
Catch joint of electrode and push it downward for 2mm along
the steam
cylinder.
◆
Loosen clamp of humidifying tank and open its cover;
◆
Remove the electrode;
◆
Remove O type joint ring of electrode
Assembly steps:
Assemle the humidifier based on the reverse steps of the disassembly.
Note:
◆
Before assembly of humidifying tank, check the O type joint ring. If it is damaged, replace
it;
◆
Place the O type joint ring on electrode and insert the electrode into the cover of
humidifying tank. Make sure the joint is locked;
◆
Place the humidifying cover on proper position and fix it with clamp;
◆
Place the humidifying tank on retaining device on both sides or the rear. Push the tank
downward along the discharge vavle until it can’t be pushed anymore.
（
2
）
Replace discharge valve
Before removal of discharge valve, remove dehumidifying tank firstly. The steps are as
follows:
◆
Remove cable;
◆
Loosen hose clamp and remove water-in hose;
◆
Remove 2 retaining screws and discharge valve;
◆
Disassembly of discharge valve: firstly remove nut A and then coil B. Catch retaining ring
C and remove valve D vertically. Then separate the ring from valve.
The steps of assembly of discharge valve are reverse steps of disassembly.
（
3
）
Replace feed valve:
Before removal of feed valve, remove humidifying tank firstly. The steps are as follows:
◆
Remove cable;
◆
Loosen hose clamp and separate water-in hose;
◆
Remove water–in nut.
◆
Remove 2 retaining screws and discharge vavle.
Assembly of feed valve are reverse steps above.
