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Screwing overtight will damage the flaring and result in
refrigerant leakage.
Please note that do not apply the oil to other parts excluding
the flaring nut. Appling the oil to resin part, etc. will result in
damage.
• If there is no torque wrench, refer to Table 2.
It is not recommended and only use in emergency.
It's necessary to use the torque wrench to install the units. If
you have to install the units but without the torque wrench,
then perform installation based on f o llowing approach.
After completing installation work, be sure to check f o r gas
leakage.
-,&.
Caut ion- -- - -- - -- - -- ---
For piping connected locally, wrap the insulation material till
the piping connections. The naked piping may result in
condensation and burns
Wrap to the flaring
nut joint.
Figure 12
7
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