Hitachi EX1900-5 Operator's Manual page 189

12. Remove bolts (2). Hold down filter cover (4) when
removing last two bolts.
NOTE: There is spring tension under filter cover (4).
Hold down filter cover (4) when removing last
two bolts (2).
13. Remove spring (5), valve (6), O-ring (7) and filter
element (8) from filter housing (9).
NOTE: Remove element and inspect for materials on
element and in bottom of filter housing. Exces-
sive amounts of foreign materials can indicate
abnormalities in the system.
14. Inspect filter element (8) and filter housing (9) for for-
eign materials.
15. Install new filter element (8), valve (6), and spring (5)
into filter housing (9).
16. Install washer (3), cover (4) and new O-ring (7).
17. Tghten bolts (2) to 88 N⋅m (9 kgf⋅m, 65 lbf⋅ft).
MAINTENANCE
7-57
2
M18C-07-017
2
3
4
5
6
7
8
9
M114-07-053