Airwell CVQA-025N-01M22 Manuel D'utilisation Et D'installation page 20

Installation Procedures
Lifting Drainpipe
The drainpipe can be lifted 360mm.
When the down gradient of the drainpipe can't be ensured,
after upright lifting, the drainpipe is in the down slope.
Confirming Drainage
The drainage should be confirmed during the test run to make sure that there is
leakage at the connection.
The confirmation of drainage should be also performed during the installation in the
winter season.
Fill water from the outlet or the specified position and confirm the drainage.
Fill 600cc water with a hose from the outlet or the specified location on the machine.
Add the water slowly. Don't add water to the motor of the drainage pump.
• After mounting the electrical system, do cooling operation and meanwhile add
water and check.
• If the electrical installation hasn't been completed, pull out the terminal(2P)
of the floater switch on the electrical cabinet. After confirming the drainage,
connect the terminal of the floater switch and run the drainage pump for 5
minutes until it stops automatically.
• Confirm the sound of the motor:
Confirm the sound of the motor of the drainage pump and meanwhile check
the drainage.
Tubing Permissible Length & Height Difference
Please refer to the attached manual of outdoor units.
Tubing Materials & Specifications
Please refer to the attached manual of outdoor units.
Model
Tubing Size (mm)
Liquid pipe
Tubing Material
Refrigerant Filling Amount
Add the refrigerant according to the installation instruction of outdoor unit. The addition of R410A refrigerant must be
performed with a measure gage to ensure the specified amount while compressor failure can be caused by filling too
much or little refrigerant.
CVQA-025/022/015N-01M22
Gas pipe
Phosphor deoxybronze seamless pipe (TP2) for air conditioner
attached heat
insulating material
CVQA-050/045/035N-01M22
Ø9.52
Ø6.35
12
hose hose clamp
heat insulating
material
horniness pvc pipe
Ø12.7
Ø6.35
100mm
below
under the ceiling
joint of drainpipe