AUX DC Inverter Free Match 50HZ R410A
Installation
88
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Avoid that only four angles metal sheet to support the outdoor unit.
Transport
When the outdoor unit is to be lifted, please use two slings longer than 8m and insert cushioning material between
the slings and outdoor unit to avoid damaging the casing.
8.2 Connection piping installation
Piping installation precaution
Please choose copper pipe as the piping.
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If the piping installation needs welding:
Please welding before fasten the nut, when welding using nitrogen gas to replace the air in the pipe in order to
prevent oxidation.
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If there are many points to be welded ,please set a filter in the pipe(buy from local market)
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Please use nitrogen gas or air to remove the dust and water in the pipe,
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Please lay out the piping according to the tend towards of the piping, but it is not allowed more than 3 times curved
at the same point of the pipe(if do like this the pipe will become rigid)
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When using pipe bending machine, the curvature shall not be too small or it will affect the refrigerant flow.
Piping specification selection
As to the detail selection please take reference to the cooling capacity adjust index figure during different installation
situations.
Piping diameter
Tighten torque
Expanding size (A)
Expanding shape
Paint the frozen oil
1/4in(φ6.35mm)
15-19(N·m)
8.3-8.7mm
3/8in(φ9.52mm)
35-40(N·m)
12.0-12.4mm
1/2in(φ12.7mm)
50-60(N·m)
15.4-15.8mm
5/8in(φ15.88mm)
62-76(N·m)
18.6-19.0mm
3/4in(φ19.05mm)
70-75(N·m)
22.9-23.3mm
Piping connection
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Using expanding machine to expand accessories, the size of horn shown in the above figure:
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Paint a thin layer of frozen oil at both inside and outside part of the expanding.
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Make the expanding right to the screw thread shape connection of the indoor unit, using hands to tighten the nut
then using a wrench to tighten the nut again.
◇
Take out the cover of the indoor unit gas valve and liquid valve, make the expanding right to the stop valve of
outdoor unit, using hands to tighten the nut then using a wrench to tighten the nut again.
Summary of Contents for AMCA-H09/4R1A
Page 1: ...AUX DC Inverter Free Match 50HZ R410A 1 SERVICE MANUAL DC Inverter Free Match R410a ...
Page 80: ...AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 80 ...
Page 107: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 107 Outdoor protection phase sequence ...
Page 108: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 108 Cooling high pressure protection ...
Page 109: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 109 Heating high pressure protection ...
Page 110: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 110 Cooling low pressure protection ...
Page 111: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 111 Heating low pressure protection ...
Page 115: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 115 Sensor failure protection ...
Page 117: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 117 Poor effect ...
Page 118: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 118 ...
Page 119: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 119 Abnormal sound or viberation ...
Page 120: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 120 ...
Page 121: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 121 Abnormal odor ...
Page 123: ...AUX DC Inverter Free Match 50HZ R410A Trouble shooting 123 Air conditioner water leakage ...
Page 132: ...AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 132 Wired controller XK 05 ...
Page 133: ...AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 133 ...