Series RMI-B
close-coupled design
Page
25
9430-005-en
Revision 03
TM 10456
Edition 06/2022
10 Assembly aids
10.1 Boring templates
Pump size
Ident. No.
Group 1
9217-89-1096
10.2 Pull-off device for plain bearing bushes
Pump size
Ident. No.
Group 1.1
9428-81-1087
Group 1.2
9428-81-1085
Group 1.3
9428-81-1086
Product description
If the plain bearing bushes have to be removed, we recommend the use of a special pull-off device. This auxiliary
device is specifically designed for the sensitive silicon carbide components.
Application
Remove bearing bush:
♦
Push the device with the side (1) from the suction side through the impeller and center it in the bearing bushing.
♦
With the aid of a press, the bearing bush can now be removed (alternatively by axial striking with a rubber hammer
on the end face of the device).
Insert bearing bush:
♦
Place the bearing bush onto the rotor.
♦
Slide the device with the side (2) forward from the drive side through the impeller.
♦
By means of a press, the bearing bush can now be used (alternatively by axial striking with a rubber hammer on
the end face of the device).
10.3 Dismounting device impeller - rotor
Pump size
Ident. No.
Group 1.1
9427-89-1007
Group 1.2
9427-89-1002
Group 1.3
9427-89-1004
Product description
Used to disassemble rotor and impeller.
It consists of the clamping tube and the disc for pressing out the impeller.
Application
♦
Circlip in the turned-in groove of the rotor must be cut open. See
Section 7.6.4
.
♦
Press the device with the clamping tube (1) over the rotor.
♦
Tighten the two hex. screws (6) with approx. 30 Nm.
♦
Use the hex. screw (3) to turn the plate (2) against the impeller and push it out.
