Service guide | Trouble shooting guide for APP, APP S and APP S 674 pumps
6.2 Port plate
Picture 1
6.3 Swash plate
Picture 1
70 | © Danfoss | DCS (im) | 2022 .01
If the port plate has scratches, level differences or both between the arrows,
the port plate must be replaced .
Even small scratches or wear will cause loss of flow .
To check: See item 6 . 1 , picture 3 .
If the swash plate is polished 360°, it is an indication of insufficient filtration .
The surface of the swash plate must be plane and even at same level all
over . To check this, please see item 6 . 1 , picture 3 .
If the surface has any marks/scratches, it is worn/damaged and a new one
is required .
Please contact Danfoss High Pressure Pumps sales office for further infor-
mation .
180R9410 | AQ282628894589en-000801 | IOM APP W HC 15-30 Pumps