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Indoor unit pipe
(adjustable).
Torque wrench
Connection pipe
Flare nut
Figure 18
Flare Nut Tightening Torque
Flare nut/Piping size
Tightening torque
kg
, - cm
f
6.35 mm (1/4") dia.
150~200
9.53 mm (3/8") dia.
350~400
12.7 mm (1/2") dia.
500~550
15.88 mm (5/8") dia.
600~650
MS-SVN003-EN
Remote Control Installation
Locate and attach the wireless
remote control as follows:
1. Do not place the control and the
remote control near heat sources
or expose to the direct rays of the
sun.
Wrench
2. Do not expose the control to the
indoor unit's supply air stream.
3. Do not place in a confined space.
4. Attach the remote control holder
as shown in Figure 19.
lb
-in
Remote
f
Control
130~170
Unit
300~340
430~470
520~570
Evacuation and Refrigerant
Charge
1. Air Evacuation and Charging
1. Remove the cap and connect the
gauge manifold and the vacuum
pump to the charging port using
the service hoses (Figure 20).
2. Pump the indoor unit and the
connecting pipes until the
pressure in them lowers to below
1.5 mmHg of vacuum.
3. Stop the vacuum pump and close
the gauge manifold valve.
4. Remove the blanking caps and
fully open the service valves with
a hexagon wrench (Torque: 70
to 90 kg
O N O
F F
Tapping Screw
(small)
Wireless Remote Control
Figure 19
- cm).
f
Remote Control Holder
9
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