Danfoss APP S 674 Series, Инструкция по установке, эксплуатации и обслуживанию, Страница: 70 / 72

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180R9270 / IOM APP S 674 - v01 / 03.2013
Instruction Trouble shooting guide for APP and APP S 674 pumps
10
03.2013
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This also applies to products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.
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Danfoss A/S
High Pressure Pumps
DK-6430 Nordborg
Denmark
Picture 1 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
6.2 Port plate
6.3 Swash plate
Picture 1 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.
Scratc
hes
Level d
ifferen
ces b
etwee
n
dull a
nd s
hining P
EEK