McQuay International CK20AW Bedienungsanleitung Seite 6

6. Water Piping Connection
• The indoor unit is equipped with water outlet and inlet connection. There is an air-vent that is fitted along with the
connection for air purging.
• 3 ways valve is required for cycling off or bypass the chilled water.
• Black steel pipe, polyethrene pipe and copper tube are recommended in the field installation. All types of piping and
connection must be insulated with polyethrene (ARMAFLEX type or equivalent) to avoid condensation.
• Do not used contaminated or damaged pipe and fitting for installation.
• Some main fitting components are needed in the system to enhance the capacity and ease the service, such as gate
valve, balancing valve, 2 ways or 3 ways valve, filter, strainer and etc.
Chiller
7. Panel Installation
OPEN
Gate Valve
3 Way Valve
FCU
Gate Valve
Good Control
• Be sure to remove the installation template before installing the front panel.
• Open the air intake grille by pulling back the catchers and removing it
together with filter from panel.
• Install the front frame panel onto the indoor unit by 4 screws and tighten
it completely to prevent cool air leakage.
• Connect the LED wire and air swing wire to the indoor unit.
Note:
Install the front panel firmly to prevent cool air leakage which will cause
condensation and water dripping
From
Front
Panel
Screw
Gate Valve
2 Way Valve
FCU
Gate Valve
Bad Control
LED Wire
Air Swing Wire
1-4
Gate Valve
FCU
Gate Valve
Worst Control
From
Control
Box