4.1.2
CLEANING INSTRUCTIONS
In case it is necessary to clean the inside of the blower, proceed
as follows (refer to fig. 2):
1.
Remove in order #915 and #902 screws placed on #162
cover.
2.
Remove #162 cover by using the two holes between #103
intermediate housing and #162 cover.
3.
Remove the #900 screw and #365 washer.
4.
Remove the #360 bearing cover and extract the #321
bearing using a bearing puller.
5.
Remove the #951 spacer ring.
6.
Remove the #231 impeller if necessary using a puller and
#940 key.
7.
Remove the #902 screws placed on #104 intermediate
cover.
934
360
915
321
365
900
951
940
Cover extraction's
threaded holes
Intermediate cover
extraction's threaded holes
162
902
231
103
104
423
Fig. 2
GB - 20/49
8.
Remove the #103 and #104 and place them together, by
using the two holes between #104 intermediate cover and
#161 housing.
9.
If needed, remove the #183 mounting feet by removing
#920 screws and #921 nuts.
10. Remove the #934 spacer.
11. Remove the #935 shims-be careful not to misplace.
12. Remove the #230 impeller if necessary using a puller and
#940 key.
13. Clean and reassemble in reverse order.
If needed, reconstruct #423 seal using Loctite 598 or similar,
after cleaning the sealing surfaces of any existing sealant.
It's important not to reverse the position of the #230 and
#231 impellers.
935
230
161
940
423
920
921
183