Repair Re/Z 8 / 9 / 16 - vacuubrand RE 2 Instructions For Repair

Repair RE/Z 8 / 9 / 16

Before starting repair, isolate the pump and other components from the vacuum sys-
tem and the electrical supply so that they cannot be operated accidentally. Allow the
pump to cool, so that it is at safe temperature for skin contact.
Before starting maintenance, wait two minutes after isolating the equipment from
mains to allow the capacitors to discharge.
Cleaning of components
☞ Observe applicable regulations when disposing of used oil and solvents which may be contaminated
by chemicals.
☞ Avoid damage of bearing and sealing surfaces!
☞ Seal rings: Use only clean oil and lint-free cloths. Replace seals rings if necessary.
☞ Silencer nozzle: Clean with length of thin wire (0.2 mm) and compressed air.
☞ All other components: Clean with petroleum or suitable solvent. Follow manufacturer`s instruction.
☞ After cleaning, dry all components with compressed air.
Tools
Hex key SW 3/4/5
Open-ended wrench SW 14
Phillips screw driver size 1 and 2
Flat-bladed screw driver size 2
Screw driver for stud bolt size M4 and M5
Special tool (see below)
Disassembly of the pump
- Drain oil (see "Oil change" in the instructions for use).
- Position pump so that it rests on the face of the oil reservoir (on rating plate).
- Use hex key to remove four socket head screws in the rear of the intermediate flange and separate
motor from pump unit.
- Release grub screw in coupling element 1. Introduce hex key through bore in housing base and turn
impeller to bring grub screw to a suitable position.
- Use a special tool (see below) to remove coupling element 1 and impeller.
Changing the removable sleeve
- Unscrew screws from the removable sleeve and remove the removable sleeve.
- Check the removable sleeve and replace if necessary.
Disassembling the pump unit
- Remove two cheese head screws not covered with sealing paint and remove gas ballast valve.
- Position pump unit with oil reservoir on the housing (rating plate on the top). Unscrew oil reservoir
from housing and remove oil reservoir.
- Remove connecting screws between pump unit and housing.
- Remove bearing cover.
- Pull of off the rotor.
- Remove oil pump rotor with vanes.
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Anwenders, die Gültigkeit dieses Dokumentes bezüglich seines Produktes sicher zu stellen.
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the validity of this document with respect to his product.
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