190.210-IOM (FEB 20)
Page 14
LAZERWELD II PLATE HEAT EXCHANGER
MAINTENANCE
1. Drain the LZWII.
2. Brush the threads of the bolts clean, using a steel
wire brush or the FRICK thread cleaner. Lubricate the
threads with a thin layer of grease, such as Gleitmo
800 Lubriplate or equivalent.
3. Inspect the sliding surfaces of the carrying bar and
clean and grease it.
4. Mark the cassette assembly on the outside with a
diagonal line.
5. Measure and note the dimension A.
NOTICE
Brush the threads of the tightening bolts with a steel-
wire brush and then grease before loosening them.
6.
Keep the four bolts in position, according to the figure
below. Loosen the other bolts and remove them.
Inspect
Mark
Keep the two
bolts closest
below the upper
port holes
Keep the two
bolts closest
above the lower
port holes
