Elmo Rietschle Vacuum Pump V-VC 150

Ensure the machine is at operating temperature

Verify the area is atmospherically ventilated

Completely empty the oil from the machine

Dispose of waste oil in compliance with local environmental protection regulations

Ensure the machine is at operating temperature

Verify the area is atmospherically ventilated

Completely empty the oil from the machine

Dispose of waste oil in compliance with local environmental protection regulations

Start the motor briefly (max. two seconds) to check the direction of rotation. Is the motor fan rotating clockwise?

Use a phase sequence indicator to check the direction of rotation (anti-clockwise rotating field).

Correcting and Rechecking Rotation

After correcting the direction of rotation if necessary, start the motor again and stop it after 2 minutes.

Top up missing oil to the upper edge of the sight glass (Fig. 2/I).

Repeat oil topping up at the filling point (Fig. 2/H) until all the oil pipes have been filled completely.

Ensure the filling point is not open when the pump is running.

WARNING: Heavily contaminated air oil removing devices

Describe the condition of the air oil removing devices

Enter the filter resistance from the pressure gauge

Is the filter resistance 0.7 bar or higher?

Check the number of separator elements to replace

Undo the air oil removers using a ring spanner (19 mm or 3/4”) rotating counter clockwise

Insert new air oil removers with the open lock symbol and arrow ▼ on the insert

Fix the new air oil removers by turning clockwise until it clicks into place

Clean or replace the micro filter

Remove the cover after undoing the screws

Remove the suction flange after undoing the screws

Re-assemble the parts in reverse order

Fit a shut-off device on the suction side