Maintenance
10.00 | PGN-plus-P | Assembly- and Operating Manual | en | 389753
53
7.5.3 Replace seal (variant with gripping force maintenance "I.D.
gripping")
Ø Remove all compressed air lines, Pneumatic connection [
}
23].
Ø Remove product from the system/machine.
Ø Variant Dust-tight (SD): Remove dust cover [
}
54].
Ø Remove the cover (11).
Ø Mark the installation position of the base jaws (3) on the
housing (10).
Ø IMPORTANT!Cover (5) is under spring tension. Remove
carefully.
Carefully unscrew the screws and remove the cover (5) and the
spring (7).
Ø Unscrew screw (8) and take cylinder piston (4) out of the
housing (10).
Ø Push the wedge hook (1) out of the housing (10).
Ø Take base jaws (3) out of the housing (10).
Ø Remove old seals (2, 6 and 9).
Ø Clean guiding areas.
Ø Attach new seals (2 and 9) from the seal kit.
Ø Re-lubricating guiding areas
Ø Insert base jaws (3) into the housing (10).
IMPORTANT!Observe installation position of the base jaws (3)
in the housing (10).
Ø Insert wedge hook (1) into the housing (10).
Ø Insert cylinder piston (4) into the housing (10) and tighten screw
(8). Secure the screw with medium-strength threadlocker.
Tightening torque: Tightening torques [
}
55]
Ø Insert spring (7) into the housing (10). In doing so, observe the
alignment of the spring in relation to the cylinder piston.
Ø Insert flat gasket (6).
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