
ATTENTION
Do not tighten the belts too much as this may damage the support and motor bearings.
8.11. CHANGING THE BELTS AND PULLEYS
1.
Loosen the transmission belts (105) screwing the two tighte
-
ning screws (25A) to facilitate the belts extraction.
2.
Remove the three pulleys (105).
3.
Loosen the studs of the pulley bottom part (104,104A) and
remove them.
4.
When the new belts are mounted (105) must be correctly
tightenend. After a few hours of working, check that they have
not lost their tautness.
02.002.32.0018
8.12. CHANGING THE BEARINGS
8.12.1. Disassembly
1. Disassemble the mechanical seal and the
pulleys and belts following the instructions of
chapters
8.9. Disassembly and assembly of the
single mechanical seal, 8.10. Disassembly and
assembly of the cooled mechanical seal
8.11. Changing the belts and pulleys
.
2. Remove the bearing support assembly from the
bedplate (38) loosening the hexagonal screws
(52) and the washers (53).
3.
Remove the elastic ring (66A) from under the
bottom bearing (70) using a suitable plier.
4.
Remove the splash ring (82,82A).
5.
Remove the shaft (05) with the bearings still
mounted beneath the support by gently knocking
on the top part of the shaft.
6.
Remove the elastic ring (66) and the bearings
(70) and the separator (17A).
8.12.2. Assembly
1.
Place the top bearing (70) on the shaft (05).
2.
Mount the separator (17A) and the second bearing
fixing the assembly with the elastic ring (66A).
3. Mount the shaft assembly with the bearings in the
support and fix it with the elastic ring (66A).
4.
Place the splash ring (82,82A) on the shaft (05).
5.
Mount the whole assembly on the baseplate (38)
with the screws (52) and washers (53).
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02.002.32.0020
Maintenance
21
INOXPA S.A.U.
02.002.30.02EN · (0) 2021/04