SPP id: Version 14 > / 140901 / Replaces 140530 / en /
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Series
2.15
INSTRUCTIONS
September 2014
Page
ISO
G
COPYRIGHT © SULZER PUMPS FINLAND OY
ORIGINAL INSTRUCTION
USER'S MANUAL – AHLSTAR
Corrective maintenance
2
25
40
250
16
Fig. 1
Detachment of impeller
1
Fasten the exchange unit firmly to a vice.
2
Unscrew the cap screw socket head (914.11) of the impeller (230.11).
3
Prevent the shaft (210.31) from rotating at the coupling (840.51) end.
4
Detach the impeller by turning it counter-clockwise. Push e.g. pieces of wood between the impeller vanes to
ease the detachment. Never use metal bars or the like, because they might damage the impeller vanes. Fig.
2.
Fig. 2
3.2 Reassembly
Installation of impeller
W A R N I N G
The socket head screw (914.11) must be secured to avoid loosening of the impeller.
N O T E
When installing the impeller and the sideplate, replace all O-rings with new ones.