Maintenance |
4.4Cleaning the Inlet Screen
The
Figure 14 Gas Inlet Block and Screen
To inspect and clean the inlet screen:
1.Turn off and isolate the Compressor from all power sources.
2.Turn off the gas supply.
3.Vent the system to 0 psig.
4.Remove the SAE plug on the side of the inlet block.
5.Remove the screen.
6.Inspect the screen and inside of the block. Clean or replace if necessary.
7.Replace SAE nut.
8.Return the Compressor Package to service.
9.Check for leaks at all fittings that have been disturbed.
4.5Servicing the Scavenge Line Orifice
The scavenge line orifice in the oil separator block must remain clear of obstruction. If this orifice is restricted, the secondstage oil separator can become saturated, increasing oil consumption.
Note: image shown is 90 degree orifice. Procedure is the same for straight orifice.
Figure 15 Scavenge Line Orifice
Orifice
To inspect and clean the orifice:
1.Turn off and isolate the Compressor from all power sources.
2.Turn off the gas supply.
3.Vent the system to 0 psig.
4.Disconnect the tube and remove the fitting.
5.Inspect the screen. Clean or replace the fitting assembly if necessary.
6.Replace the fitting and reconnect the tube. Tighten the swage nut hand tight plus 1/4 turn.
7.Return the Compressor Package to service.
8.Check for leaks at all fittings that have been disturbed.
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