Notice
The valve disk (15), the double-disk (16), the housing and valve
seat are precision parts.
Damage to these parts can result in malfunction.
► Handle the valve with care!
Notice
Sensitive valve parts
Damage to the valve parts can result in malfunction.
► Observe the safety information sheets issued by the detergent
manufacturers!
► Only use detergents which are non-abrasive and not aggressive towards
stainless steel.
► Use only cleaning mediums which do not damage the materials of the
control top (PPE, PA).
Carry out the following steps:
1.
Disassemble the valve, see Section 10.5, Page 56.
2.
Carefully clean the individual parts.
®
Done
Hint!
Observe the safety data sheets supplied by the detergent
manufacturers.
Only use detergents which are non-abrasive and not aggressive
towards stainless steel.
10.7.2 Replacing Seals
10.7.2.1 Replacing V-Ring RA on the double-disk and valve disk
Hint!
Replace defective seals, but always fit new housing O-rings to ensure
the tightness of the valve. Always use genuine spare parts.
Caution!
Danger of injury!
The pickset tool can slip off when the V-ring RA is removed
► Clamp the valve disk in the vice using vice supports.
Hint!
Functional and running surfaces of the valve disks and double-disks
must not get damaged.
Tools required:
Maintenance
Maintenance
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