Checking Lists After Finishing Installation - Samsung AM XM R Series Installation Manual

Checking lists after finishing installation

▶ Before supplying power, measure the power terminal (L, N) and outdoor unit grounding using insulation-
resistance tester.
- The measured value should be above 30MΩ.
• You must not measure the communication terminal since the communication circuit may get
damaged.
CAUTION
• Check the short circuit using a circuit tester.
Outdoor unit
Installation
Indoor unit
Refrigerant pipe work
• Have you secured air discharge profile at the bottom of service cover?
• Have you checked the external surface and the inside of the outdoor
unit?
• Is there any possibility of short circuit due to the heat of an outdoor
unit?
• Is the place well-ventilated and ensures space for service?
• Is the outdoor unit fixed securely?
• Have you checked the external surface and the inside of the indoor
unit?
• Is the place well-ventilated and has enough space been allowed for
service?
• Have you checked if the center of the indoor unit is ensured and it is
installed horizontally?
• Have you selected correct pipes?
• Are the liquid and gas valve open?
• Is the total number of connecting indoor units within the allowable
range?
• Are the length and the height difference between the refrigerant
pipes within the allowable range?
• Is the refrigerant Y-joint properly installed?
• Has the connection of liquid and gas pipes been correctly performed?
• Have you chosen correct insulation for pipes and have you insulated
them correctly?
• Is the pipe or connection part properly insulated?
• Is the quantity of the additional refrigerant correctly weighed in? (You
must record the amount of additional refrigerant charging on the
service record paper placed outside the outdoor unit.)
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