Table Of Contents - Danfoss APP S Series Disassembling And Assembling

Instruction
Table of Contents
Introduction
2
Disassembling and assembling APP S 2.0-3.5 / APP S 674 2.0-3.5
1. Disassembling the pump .............................................................................................................................................. 3
2. Assembling the pump.................................................................................................................................................... 7
3. Disassembling and assembling of the swash plate ........................................................................................13
4. Disassembling and assembling of cylinder barrel and valve plate ...........................................................14
5. Disassembling and assembling of the flushing valve ......................................................................................15
6. How to replace the shaft seal ....................................................................................................................................15
7. Changing pistons .........................................................................................................................................................16
7.1 Disassembling .................................................................................................................................................................16
7.2 Assembling .......................................................................................................................................................................18
8. Spare parts list APP S 2.0-3.5 ...................................................................................................................................20
8.1 Explode view APP S 2.0-3.5 ........................................................................................................................................21
9. Spare parts list APP S 674 2.0-3.5 ...........................................................................................................................22
9.1 Explode view APP S 674 2.0-3.5 ................................................................................................................................23
10. When should the pistons be replaced .................................................................................................................24
NOTE: If the pump is disassembled within the warranty period, the pump is no longer covered
by the warranty.
This document covers the instructions for
disassembling and assembling the axial piston
pumps APP S 2.0-3.5 / APP S 674 2.0-3.5 pumps.
Important: It is essential that the pump is
serviced in conditions of absolute cleanliness.
For a better understanding of the pump, please
see the exploded view in section 7.
Note:
When disassembling and assembling it must
be possible to place the pump vertically with
the shaft pointing downwards. This can be
done with a distance block with a minimum
height of 50 mm.
Our CLP RO pumps have changed the name as listed below:
CLP674 050-058 RO: will now be called APP S 674 3.0-3.5
CLP 674 085-152 RO: will now be called APP S 674 5.1-9.0
CLP674 365-640 RO: will now be called APP S 674
This is ONLY a name change.
180R9281 / 521B1275 / DKCFN.PI.013.C4.02 / 10.2015
Tools needed:
• 6 mm allen key
• 8 mm allen key
• Torque wrench
• 2 screwdrivers
• 1 press bush tool (part of seal kit)
• Distance block