Grundfos CR 95 - Page 13

Related information
3.1.1 Removal
3.3 Thrust-handling device
4.1.3 Dismantling the chamber stack
7.3.1 Special tools
4.1.2 Servicing the chamber stack in service tool for pump
base mounting
Preparations
Removing the chamber stack requires that the pump has been
dismantled as described in the section on removal of the motor and
coupling, the section on shaft seal, motor stool, pump head cover,
sleeve and chamber stack and the section on thrust-handling
device.
• Assemble service tool H2. See the figure below.
TM071903
Service tool H2
Procedure
1. Fit service tool B in the end of the pump shaft (51).
2. Attach approved lifting equipment to service tool B and lift the
chamber stack out of the pump base (6).
3. Lay down the chamber stack on a solid working surface and
take the necessary precautions to prevent the chamber stack
from moving around.
4. Install service tool H2 securely on the pump base (6). See the
figure below for correct positioning and installation.
TM071777
Service tool H2for mounting on pump base
5. Lift the chamber stack onto service tool H2. See the figure
below. Make sure the pump-shaft end engages with the service
tool.
TM071752
Positioning the chamber stack in service tool H2
6. Align the hole in the pump shaft with the hole in service tool H2
marked "Dismantling". See the figure below.
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English (GB)