When tightening the plate type heat...

When tightening the plate type heat...

Question 1 of 2707066636eee28f7522a1c51f4ab

When tightening the plate type heat exchangers shown in the illustration, care must be taken to __________. Illustration MO-0110

Question 1 of 27070

Q

When tightening the plate type heat exchangers shown in the illustration, care must be taken to __________. Illustration MO-0110

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🔍 Key Concepts

• Plate type heat exchanger construction – many thin plates clamped between a fixed and movable frame plate • Even compression of plate pack – gaskets seal properly only when plates are tightened uniformly to a specified overall dimension • Bolt tightening sequence – importance of an opposing/diagonal pattern when using tie bolts on frames or exchangers

💭 Think About

• Look at how the plates are stacked and how the frame is held together in the illustration: what is the main thing that can go wrong if you tighten one side more than the other? • Which option describes a procedure that is unique and critical to plate‑type exchangers, rather than a general “good practice” for any bolted joint? • If the plates are not compressed correctly, what happens to gasket sealing and plate alignment, and which choice addresses that risk most directly?

✅ Before You Answer

• Check which choice mentions controlling the total compression distance of the plate pack, something manufacturers specify in millimeters or inches • Identify the option that specifies an opposing/diagonal tightening pattern to keep the movable frame plate parallel to the fixed plate • Confirm from the illustration and your knowledge whether the plates are typically stainless steel rather than aluminum, and whether “fracturing the backing plate” is a normal primary concern when tightening these units