Front of view
1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner.
2. Minimum thickness of the insulation for the connecting pipe shall be 5mm.
• The unit must be horizontal or declined to the drain hose connected when finished
installation.
Drain Pump
unuse
Drain Pump
use
• Drain piping must have down-slope (1/50 to 1/100): be sure not to provide
up-and-down slope to prevent reversal flow.
• During drain piping connection, be careful not to exert extra force on the
drain port on the indoor unit.
• The outside diameter of the drain connection on the indoor unit is 32mm.
•
Be sure to install heat insulation on the drain piping.
Piping material: Polyvinyl chloride pipe inner
diometes Ø 25mm and pipe fittings
Heat insulation material: Polyethylene foam with
thickness more than 8 mm.
• Safety drainage (B7 Chassis)
- There is no need to provide a trap for the safety
drainage.
If the safety drainage pipe is connected to the main
drainage pipe, make the connection below the trap on
the main drainage pipe.
If the safety draindge pipe not installed,
Droplets can fall.
So must install the safety drainage.
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