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LACO Technologies
Replacing Diaphragms
•
Carefully raise the diaphragm from the side, taking care to not cause any
damage. Do not use sharp-edged tools.
•
Slide diaphragm key (P/N: PFP0995941) under the diaphragm until it reaches
the support disk.
•
Use the diaphragm key to loosen the diaphragm support disk and unscrew
together with diaphragm and diaphragm clamping disk (see picture below).
•
Detach diaphragm support disk and diaphragm from the square head of the
connecting screw of the diaphragm clamping disk. If it is difficult to separate
the old diaphragm from the diaphragm support disk, use methanol to loosen it.
•
Reassemble the diaphragms in reverse order.
•
Install the new diaphragm between diaphragm clamping disk with square head
screw and diaphragm support disk. Ensure the square head screw of the
ATLAS Operations and Maintenance Manual
8 MAINTENANCE AND SPARE PARTS
65
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