7.3 Replacing the operating fluid reservoir
WARNING
Risk of poisoning from contact with harmful substances
The operating fluid reservoir and parts of the turbopump may contain toxic substances from pumped
media.
► Decontaminate affected parts before carrying out maintenance work.
► Prevent health hazards or environmental impacts with adequate safety precautions.
► Observe the operating fluid safety data sheet.
► Dispose of the operating fluid reservoir according to applicable regulations.
NOTICE
Damage to sealing surfaces from unsuitable tools
The use of unsuitable tools for removal or insertion of sealing rings damages the sealing surfaces,
causing vacuum pump leakage.
► Never use sharp, metallic tools (e.g., tweezers).
► Only remove sealing rings with an O-ring picker.
You can find the safety data sheet in the
Prerequisites
● The turbopump is off.
● The turbopump has cooled down.
● The vacuum system is vented to atmospheric pressure.
● The electrical supply is disconnected.
● All cables are disconnected from the electronic drive unit.
● All openings are sealed with the original protective covers, and any screw plugs.
7.3.1 Removing the operating fluid reservoir
Required consumables
● Clean, lint-free cloth
● Laboratory gloves
● Alcohol
Required tools
● Torx screwdriver,
TX 8
● Tweezers
● O-ring picker
Maintenance
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