page 55 of 91 USB-QFLCII-14804/0
WARNING
Danger of physical harm due to incorrectly opened or unsafeguarded
inspection lid.
If the inspection lid is not opened wide enough or the latch pin does not snap
in, there is danger of physical harm if the lid rapidly closes. Ensure that the
inspection door is opened wide enough and safeguarded against closing!
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WARNING
Hazard of head injuries from protruding flap blade stopper when inspection
door is opened.
Please watch out for the protruding flap blade stopper while working inside the
inlet isolation device. If necessary, equip the stopper with a bumper during the
maintenance process. The bumper must be removed prior to the closing the
inspection lid.
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Closing for inlet To close the inspection lid:
isolation devices
up to DN 560
--Swivel the inspection lid from opened position into closed position
WARNING
Crushing of extremities hazard because of rapidly shutting inspection lid
Hold the inspection lid with one hand on the handle. Carefully swivel the
inspection lid into the closed position
. Do not let the inspection lid fall shut!
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b) Tighten the locks (fasteners) of the inspection lid clockwise.
locks
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