Argus
Maintenance
17
Type FK/492
FK492-02-001
Danger!
Do not disassemble the valve under pressure. Before disassembly operate valve so that possible
pressure behind the ball may escape.
Disassembly
f Stem (5) should be in CLOSED position.
f Unscrew hexagonal nuts (11) from body (2).
f Take off body (2) and seal (9) from body (1), remove ball (4) and sealing rings (3).
f Take off snap ring (17), stop ring (16), snap ring (14), ring (13) and sliding disk (12).
f Then press stem (5) with both O-rings (8), bush (6) and wearing ring (7) downwards and take them out
of body (1).
Depending on the requirements, a partial disassembly of the ball valve may be sufficient.
f To reassemble, proceed in reverse order.
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