190.210-IOM (SEP 21)
Page 18
LazerWeld II Plate Heat Exchanger
Maintenance
Figure 39: Gaskets
NOTICE
Make sure the two gasket prongs of the clip-on tabs
are in the correct position.
6. Repeat the procedure until all cassettes that need to be
regasketed are done. Close the LZWII. See
.
Adhesive tape
The following procedure applies to end cassette gasket
supports and distance rings fastening by means of adhe-
sive tape around the ports and along the sides.
Adhesive tape (GC1) is a simple and secure way to position
gasket. Affix the gasket to the groove using a special tape
gun, which enables you to apply the tape exactly where
required.
and remove the cassette
to be regasketed.
NOTICE
Before opening the LZWII check warranty terms and
conditions. If in doubt, contact your Frick sales rep-
resentative. See
2. Remove the old gasket.
3. You do not need to remove any old tape because the
film is very thin. Ensure that the gasket groove is clean
and dry however.
4. Apply tape using the tape gun.
Figure 40: Regasketing the cassette
5. Attach the gasket to the cassette. The gasket place-
ment of the respective cassette type can be advised by
your Frick representative.
6. Close the heat exchanger, (see
).
Glued gaskets
Use glue suggested by Frick. Separate gluing
instructions are delivered together with the glue.
Note:
Do not use glued gaskets in refrigerant side of the
heat exchanger.
CAUTION
Other glues than those suggested can contain chlo-
rides that can damage the plates.
CAUTION
Do not use sharp tools when removing the glued
gasket to avoid damage to the plates.
Closing
Follow these instructions to ensure that the LZWII is cor-
rectly closed.
1. Check that all the sealing surfaces are clean.
2. Brush the threads of the bolts clean using a steel wire
brush or thread cleaner. Lubricate the threads with a
thin layer of grease, such as Gleitmo 800 Lubriplate or
equivalent.
Ring gasket
Field gasket
diagonal
Field gasket
