When
To install a replacement support ring after support ring removal
Parts required
Support ring
Pump head seals for reinstallation if necessary
Tools required
Screwdriver, Torx T30
Seal-handling tool
No. | Description |
---|---|
1 | Removal pin |
2 | Insertion pin |
3 | Knurl for opening and closing the seal-handling tool |
Parts affected on the pump head
No. | Description |
---|---|
1 | Pump head |
2 | Support ring |
3 | Pump head seals (for seal wash plate and seal wash plate screws) |
4 | Seal wash plate |
5 | Screws, seal wash plate (4 screws) |
6 | Piston |
Follow these steps
Slide the support ring onto the insertion pin of the seal-handling tool.
No. | Description |
---|---|
1 | Support ring |
2 | Insertion pin, seal-handling tool |
With the insertion pin, push the seal-handling tool into the pump head and remove the tool. The support ring remains in the pump head.
Check that the pump head seals are correctly installed. If the seals came off or if they do not rest properly in the receiving grooves, reinstall the seals. See Installing the Pump Head Seals.
Place the seal wash plate onto the pump head and insert the screws.
With the screwdriver, tighten the screws crosswise.
Tighten the screws crosswise once again.
Install the piston. See Installing the Pistons.
Install the pump head. See Installing the Pump Head.