PROALL P Series, Service Manual, Page: 78 / 118

78
12.3 PRESSURE FILTER REPLACEMENT
WARNING!
Ensure truck is off before performing any maintenance on the pressure filters. The filters have a direct
connection to the pump outlets and can result in serious injury if removed when truck is running and PTO on.
Removing the element:
1. If hydraulic system is running, turn it off and allow pressure
to bleed off to zero before attempting to remove pressure
filter bowl.
2. Unscrew filter bowl using a 24mm wrench (drain fluid
into a suitable container and clean or dispose of it in
accordance with environmental regulations).
3. Replace filter element .
4. Clean filter bowl and filter head; particular attention must
be given to the threads !
5. Examine filter, especially sealing surfaces , for
mechanical damage.
6. Check O-rings – and replace if necessary.
Bowl O-Ring 67.95 x 2.62
Replacing the element:
1. Wet the sealing surfaces and thread on the filter head and
bowl, as well as the O-ring , with clean operating fluid.
2. When fitting a new filter element, check that the
designation corresponds to that of the old element.
3. Place filter element carefully on to the element spigot.
4. Screw in filter bowl fully and then unscrew by one quarter-
turn.
5. Turn on PTO on run belt unload (belt filter) or mix auger
(auger filter) at 50% speed to slowly fill bowl and dissipate
any air.
6. Run for about 5 min checking filter for oil leaks.
Filter O-Ring
25 x 3.53
A
E
A
C
B
D
B
D
C
E