Table of Contents
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1.2.3
Cleaning and greasing
1.3
Text designations used in these repair instructions
–
General lists.
Reference to further information.
Underlined, blue text
1.4
Tools
The following standard tools are needed to replace the seal cartridge with spindle:
–
Retaining ring pliers for internal retaining rings
–
Spanner
2
General safety instructions and information
2.1
General safety instructions
Warning
Read and follow all safety instructions and information. Failure to comply with these safety instructions and informa-
tion can result in serious injuries.
–
The angle seat valve may only be repaired by authorised and trained personnel acting in accordance with the require-
ments in these repair instructions and the device-related documentation.
–
Use original spare parts only to repair the angle seat valve.
–
Before starting the repair work, any attachments present must be dismantled.
–
Before starting the repair work the system must be completely cooled.
–
Accidental switching on or concealed pressure can trigger unexpected movements during dismantling of the angle
seat valve. Therefore, before each repair, the system must be completely vented and reliably secured against
unauthorised switching on.
–
Where possible the repair should be carried out on a stable and flat work surface with space for small parts.
–
Pay attention to cleanliness while repairing the angle seat valve. Never allow dirt particles to get into the angle seat
valve.
–
Wear the necessary personal protective equipment.
Festo 7VZXAa_en
Cleaning
Festo recommends that you use Loctite 7063, order No. 756239 or Loctite 7070, order No. 396880.
Thin grease film outside
A film of grease covers the external surface so that the grease colour tarnishes the surface slightly.
Recommendation:
Apply the grease with a soft brush or similar.
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