Installing Analyzer; Fig. 15: Holding Vertical Seal With Knife Blade - Pfeiffer Vacuum QMA 4X0 Operating Instructions Manual

5.2 Installing analyzer
Damage from vertical seal falling out
Vertically positioned seals can easily fall out of the groove and damage the ceramic capillaries of the
wiring.
► During installation, hold the vertical seal stationary with a knife blade.
Prerequisite
● Installation area free of obstacles
Required tools
● Knife (box cutter)
● Wrench
Required material
● OFHC copper gasket
Fig. 15:
1 OFHC copper gasket
Procedure
1. Insert an OFHC copper gasket into the analyzer or system flange.
2. During installation, hold the OFHC copper gasket stationary with a knife blade.
3. Carefully insert the analyzer into the vacuum system.
4. Insert one of the upper screws and hand-tighten it.
5. Insert the screw on the opposite side.
6. Insert the remaining screws.
7. Tighten all screws properly.
8. Evacuate the vacuum system and check whether the expected vacuum is achieved.
Perform installation work as a 2-person team
Depending on the installation position, the work can be difficult.
Pfeiffer Vacuum recommends letting a second person assist, to prevent damage.
1
Holding vertical seal with knife blade
– The ion source and wiring must not touch any parts.
NOTICE
2
2 Holding in place with a knife blade
Installation
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