Friday, November 14, 2008

screw compressor-pre start procedure

Before starting the unit for the first time, and always after a major overhaul or repair,check the following:
1. Be sure the intake, all oil and air piping and internal parts of the unit are free from dirt and moisture.
2. Remove paint and preservative coating, if used, from all moving parts. (See instructions for removing preservatives)
3. Extreme care must be taken to prevent foreign material such as nuts, bolts, tools etc from remaining in or dropping into any of the piping or compressors.
4. See that all bolts and nuts are secure. Some may have loosened in shipment.
5. Check alignment
6. Lubrication- in preparation for start up, flush the lube oil system and adjust the lube oil pressure switches. Check all switch settings in accordance with the lube / seal oil console section.
7. See that all valve internal to the unit are properly adjusted.
8. Check all other auxiliary equipment including safety alarm system to see that it is in proper order
9. Check compressor side inlet drain for condensation at initial start and after a shutdown period.

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