A
P–21182
1
B
P–21153
2
1
Operation & Maintenance Manual–50–
331/331E/334 Excavator
HYDRAULIC SYSTEM (Cont’d)
Replacing the Hydraulic Filter
See the SERVICE SCHEDULE, Page 35 for the correct
service interval.
Pull the latch (Item 1) [A] and open the right side cover.
Tilt the cover forward until the stop engages.
Remove the filter element (Item 1) [B].
Clean the housing where the filter gasket makes contact.
Put clean hydraulic fluid on the gasket. Install the new filter
element and hand tighten only.
Replacing the Case Drain Filter
Open the right side cover [A].
Remove the filter element (Item 2) [B].
Clean the housing where the filter gasket makes contact.
Put clean hydraulic fluid on the gasket. Install the new filter
element and hand tighten only.
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