9-2 Checking and Testing operations
To complete the installation, perform the following checks and tests to ensure that the air conditioner is operating
correctly.
1. Review all the following elements in the installation:
1. • Installation site strength
1. • Piping connection tightness not to leak any gas
1. • Connection wiring
1. •
1. • Drainage
1. • Earthing wire connection
1. • Setting number of the indoor unit installed (Outdoor unit SW)
1. • Setting SW02 for addressing mode (AUTO or MANUAL)
1. • Address number on each indoor unit (Manual addressing mode)
1. • Correct operation for pipe checking connection (follow the step below)
1. • If the auto addressing, refer to next page.
1.• If the manual addressing, please do cool mode
2.■ Settings of PCB Display of the Outdoor unit
2. | ■ | :pipe checking operation button | :Function button |
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2. | ■ | :Reset button |
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| Key | K2 |
| K3 | K4 |
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| K1 |
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| Pipe Checking | Heat Mode Try |
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1 | Operation |
| run |
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| SW02 | SW01 |
| (Display: | ) | (Display: | ) |
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| Refrigerant |
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2 | - |
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| Charging |
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| DIS01 | DIS02 | ||
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| (Display: | ) | Reset | View mode | Indoor unit |
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| Cool Mode Try | change | address |
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3 | - |
| run |
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K 2 | K 3 | K 4 |
4 | - | Pump down |
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(Display: | ) |
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| Outdoor PCB Display |
K4 View mode Display changes |
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Push | Display Explanation |
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0 | Present Compressor Frequency |
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| 8 | Discharge temperature | ||
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1 | Target Compressor Frequency |
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2 | Order Compressor Frequency |
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| 10 | Condenser temperature | ||
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3 | EEV0 current step |
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| 11 | Outdoor temperature | |
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4 | EEV1 current step |
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| 12 | First current | |
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5 | EEV2 current step |
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| 13 | Target Discharge temperature | |
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6 | EEV3 current step |
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| 14 | Total capacity of the indoor units | |
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7 | Fan RPM (H:high,L:low,Blank:off ) |
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• The EEV 2 and EEV 3 of MH050FXCA2A model is always displayed as blank.
Samsung Electronics |
