Sullair Rotary Vacuum System VS16 40HP: Encl

SEPARATOR ELEMENT REPLACEMENT - 30-40HP/ 22-30KW

Refer to Figure 6-3A. The separator elements) must be changed when required by the maintenance gauge or once a year, whichever occurs first.

Relieve all pressure from the sump tank.

Disconnect all piping connected to the sump cover to allow removal of return lines, discharge lines, etc.

Loosen and remove the twelve (12) hex head capscrews from the cover plate.

Lift the cover plate from the sump.

Inspect the receiver/sump tank for rust, dirt, etc.

Scrape the old gasket material from the cover and the flange on the sump. Be careful not to let the scraps fall in the sump.

Refer to Figure 6-4. Prior to adjusting the Control System, it is necessary to determine the desired operating vacuum range.

Enter the desired operating vacuum in in-Hg.

The vacuum regulator should be adjusted for the vacuum at which modulation of gas delivery should begin.

Is the jam nut on the end of the cone shaped spring cover of the vacuum regulator loose?

When the jam nut is loose, turn the adjusting screw clockwise to increase or counterclockwise to decrease the setting.

Enter the vacuum at which the regulator allows atmospheric pressure to flow into the control chamber of the Sullicon Control in in-Hg.

Did the Sullicon Control lever start to move?

If the vacuum unit is equipped with the optional dual control, the vacuum switch contacts should open at 23 in-Hg. (584mm) and reclose at 20 in-Hg. (508mm).

Sign off on the control system adjustment

Refer to Figure 6-2. Inlet filter maintenance should be performed under any of the following conditions, whichever occurs first.

1. As indicated by the filter maintenance gauges.

Following, you will find procedures on how to replace and clean the air filter element.

INLET FILTER ELEMENT REPLACEMENT

1. Clean exterior of air filter housing.

2. Remove the inlet filter cover by loosening the wing nuts securing the cover.

3. Remove element and clean the base and interior of cover using a damp cloth. DO NOT blow dirt out with compressed air.

6.7 PARTS REPLACEMENT AND ADJUSTMENT PROCEDURES

Using a strap wrench, remove the old element and gasket.

Clean the gasket seating surface.

Apply a light film of fluid to the new gasket.

Hand tighten the new element until the new gasket is seated in the gasket groove.

Continue tightening element by hand an additional 1/2 to 3/4 turn.

Restart the machine and check for leaks.

Maintenance after initial 50 hours of operation

Clean the return line strainer(s)

Clean the return line orifice(s) if so equipped

Clean the vacuum unit gear housing, bearing and shaft seal orifices

Warning: Care must be taken not to damage the shaft

Clean the fluid pump suction strainer

Sign off on the maintenance completion