Emerson SCROLL SZO44 - Manual (Page 30)

24 2006SSD-75 R4 (10/10) 24 2006SSD-75 R4 (10/10)
Dual-Compressor Module Maintenance
Oil filter element
(inside oil filter bowl)
Oil filter bowl
4.8 Changing the Second-Stage Separator Element
To replace the second-stage separator element:
1. Turn off and isolate the Compressor from all power sources.
2. Turn off the gas supply.
3. Vent the system to 0 psig. Follow applicable safety procedures and codes.
4. Loosen the separator element by turning it counterclockwise with a strap wrench.
5. Remove the separator element. Verify the gasket is removed with the separator.
6. Inspect the separator block for contaminants and remove any debris.
7. Apply a small amount of oil to the gasket and internal "O" ring on the new separator element.
8. Install the element on the separator block; turn clockwise to tighten.
9. Return the Compressor Package to service.
10. Check for leaks at all fittings that have been disturbed.
4.9 Changing the Oil Filter Element
To replace the oil filter element:
1. Turn off and isolate the Compressor from all power sources.
2. Turn off the gas supply.
3. Vent the system to 0 psig. Follow applicable safety procedures and codes.
4. Remove the oil filter bowl by turning it counterclockwise.
Note: The bowl will be filled with oil.
5. Remove the oil filter element from the filter block by pulling the element down.
6. Clean the oil filter bowl.
7. Install a new oil filter element in the filter block.
8. Apply a small amount of oil to the O-rings.
9. Replace the oil filter bowl by turning it clockwise.
10. Return the Compressor Package to service.
11. Check for leaks at the oil filter bowl and at all fittings that have been disturbed.
12. Check the oil level (see 4.3 - Checking the Oil Level on page 19). If necessary, adjust the oil level
(see 4.5.1 - Topping the Oil Level on page 20).
Figure 18 Oil Filter Bowl and Element