INSTALLATION, OPERATION and MAINTENANCE MANUAL | 65
areas, securing the gasket to the plate (Figure 48). When the plate heat exchanger is
tightened, a complete and secure seal is assured.
To attach a Double Clip gasket, the gasket is laid out on the plate in its correct position.
The projections are firmly pressed into the corresponding slots in the plates. After
installing the gasket, the plate may be immediately installed in the frame in preparation
for tightening.
Figure 48: Double Clip gasket
12.9. Re-Assembly
Follow the guidance in Sections 9.4, 9.5 and 9.6 (steps 1 through 6) for reassembly
after the maintenance event.
Irrespective of new or old plates or a mix of new and old plates, the plates must always
be compressed to full contact. Due to tolerances the full plate contact is attained
between maximum and minimum compressed pitch. Full plate contact is indicated by
rapidly rising compression force.
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