Samsung AM MXVAFC Series Installation Manual page 93

Auto trial operation
1 . If the Auto Trial Operation is not completed, normal operation will be prohibited .
- When the auto trial operation is not completed, UP (UnPrepared) will appear on the segment after the communication
check and restrict compressor from operating . (UP Mode will be cleared automatically when auto trial mode is
completed . )
- Auto trial operation may take 20 minutes to maximum 2 hours depending on the operation status .
- During auto trial operation, noise can be generated due to vavle inspection . (Check the product if abnormal noise
occurs continously)
2 . When error occurs during auto trial operation, check the error code and take appropriate measures .
- Refer to next couple of pages when E503, E505 or E506 error occurs .
- Refer to service manual if you need inspection or when other errors occur .
3 . When auto trial operation ends, use S-NET pro or S-CHECKER to issue a result report .
- Refer to service manual for further actions if you have any items with "inspection required" sign on the result report .
- After taking appropriate measure for the items with "inpection required" sign, run the auto trial operation again .
4 . Check the following items by running trial operation .
- Check if cooling operation performs normally .
- Individual indoor unit control: Check for air flow direction and fan speed .
- Check for abnormal operation noise from the indoor and outdoor unit .
- Check for proper draining from the indoor unit during cooling operation .
- Use S-NET pro to check the detail operation status .
5 . Explain to the user how to use the air conditioner according to the user's manual .
6 . Hand over the installation manual to the customer so they can keep it with them .
• Make sure to close the top and bottom part of the
outdoor unit cabinet during operation . If you operate
CAUTION
the unit with the front cabinet open, it may cause
damage to the product and you may not get the
precise data from S-NET pro .
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