Do you really use a screw type refrigerator?
It is necessary to check the screw type refrigerator before starting
Check the operation record, reason and time to understand the flash down, if it is a normal shutdown, continuous downtime is not more than a month, you can according to normal operating procedures if continuous stop over the boot; shut down a month or after maintenance, have presided over by room supervisor boot.
Check system, low-pressure circulation barrel and the intermediate condenser level is between 30% and 50%, if the level is too high, you should open the ammonia pump for the solution to the system or through the exhaust valve to the exhaust barrel Huai Huai liquid, the liquid level can be reduced to below 50%.
Check the compressor and check whether the oil level is below 1/2 of the oil mirror and 1/2 of the oil pan;
Check whether the level indicator is in the "0" bit;
Check the status of each valve of the compressor, including table valve.
The above checks are normal, you can use the boot.
For more information please contact us: Mr. Wang 13923464030 Tel: 0755-81715045 or visit our website: http://www.szdxj.com