INNOVAIR DC INVERTER QUANTUM
SERVICE MANUAL
11
Installation instructions
• Piping Joints Thermal Insulation:
Wrap the piping joints with thermal
insulation materials and then wrap
with a vinyl tape.
• Piping Thermal Insulation:
a. Place the drain hose under the piping.
b. Insulation material uses polythene foam over 6mm in thickness.
Note: Drain hose is prepared by user.
•
Do not arrange the drain pipe in a way that leaves it twisted, sticking
out or waving around. Do not immerse the end of it in water.
•
If an extension drain hose is connected to the drain pipe, make sure
to insulated when passing along the indoor unit.
•
When the piping is directed to the right, piping, power
Cord and drain pipe should be thermal insulated and
fixed onto the back of the unit with a piping fixer.
Piping Connection:
a. Connect indoor unit pipes with two wrenches. Pay special attention
to the allowed torque as shown below to prevent the pipes, connectors
and flare nuts from being deformed and damaged.
b. Pre-tighten them with fingers at first, then use the wrenches.
*The unit of 12K* is bigger than the unit of 12K. The unit of 18K* is bigger than the unit of 18K.
Model
Pipe Size
Torque
Nut width
7,8,9, 10, 12, 14, 18K
Liquid Side ( cp 6mm or 1/4 inch)
15- 20N·m 17mm
18K*,21,22,24,25,30K
Liquid Side ( cp 9.53mm or 3/8 inch)
30-35N·m 22mm
7,8,9,10,12K
Gas Side ( cp 9.53mm or 3/8 inch)
30-35N·m 22mm
12K*,14K,18K
Gas Side ( cp 12mm or 1/2 inch)
50- 55N·m 24mm
18K*,21,22,24,25,30K Gas Side ( cp 16mm or 5/8 inch)
60- 65N·m 27mm
Min.thickness
0.5mm
0.6mm
0.6mm
0.6mm
0.6mm