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Scheduled Maintenance
High Pressure Filter
High Pressure Filter
The high pressure lter is a cartridge type lter
located in a special high pressure canister. Use the
following procedure to change the lter.
This lter is in the hydraulic system high pressure
circuit. Make sure to verify that all pressure is
bled from the system before removing the lter
canister. Monitor the hydraulic pressure gauge to
verify 0 pressure in the system.
Changing the high pressure lter element:
1. Verify 0 pressure in the system, then use a
socket wrench to loosen the bolt at the bottom
of the lter canister.
2. Remove the canister and dirty lter element
from the lter head.
3. Thoroughly clean the lter canister and install
the new element.
4. Place a new seal on the canister and lubricate
with hydraulic uid.
5. Replace the canister and tighten bolt to speci-
cations.
6. Monitor the lter closely for leaks when the
hydraulic system is activated.
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