Bank Valve (Backhoe) - Disassemble
Disassembly Procedure
- Remove three washers, three nuts (1) and cover (2) .
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| Illustration 1 | g00734707 |
- Remove four O-rings (3) from cover (2) .
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| Illustration 2 | g00735662 |
- Remove three washers (4) and boom valve (5) .
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| Illustration 3 | g00735664 |
- Remove four O-rings (6) from boom valve (5) .
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| Illustration 4 | g00735666 |
- Remove two relief valves (7) .
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| Illustration 5 | g00734717 |
- Remove O-rings (8), (9), and (10) from relief valve (7) .
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| Illustration 6 | g00734921 |
- Remove four bolts (11), two housings (12) and the O-ring.
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| Illustration 7 | g00734933 |
- Remove nut (14) and spring assembly (13) .
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| Illustration 8 | g00734722 |
- Slide spool (15) from boom valve (5) .
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| Illustration 9 | g00734753 |
- Remove stud (16), spring (17), nut (18) and two retainers (19) from both ends of spool (15) .
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| Illustration 10 | g00734778 |
- Remove seat (20) .
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| Illustration 11 | g00734801 |
- Remove ball (21) and O-rings (22), (23), and (24) .
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| Illustration 12 | g00734802 |
- Remove plug (25) .
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| Illustration 13 | g00734806 |
- Remove spool (26), O-ring (27) and the spring (not shown).
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| Illustration 14 | g00734810 |
- Remove valve (28) .
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| Illustration 15 | g00734812 |
- Remove O-rings (29), (30), (31), (32), and (33) from valve (28) .
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| Illustration 16 | g00734821 |
- Remove three washers (34), and swing valve (35) .
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| Illustration 17 | g00735672 |
- Remove two relief valves (36) .
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| Illustration 18 | g00734847 |
- Remove O-rings (37), (38), (39), and (40) from relief valve (36) .
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| Illustration 19 | g00734850 |
- Remove four bolts (41) and two housings (42) .
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| Illustration 20 | g00734853 |
- Remove nut (44) and spring assembly (43) .
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| Illustration 21 | g00734856 |
- Slide spool (45) from swing valve (35) .
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| Illustration 22 | g00734859 |
- Remove ball (46), spring (47), and spacer (48) from spool (45) .
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| Illustration 23 | g00734867 |
- Remove valve (49). Remove two O-rings (50) .
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| Illustration 24 | g00734873 |
- Remove spring (51), and O-rings (52), (53), and (54) from valve (49) .
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| Illustration 25 | g00734875 |
- Disassemble swing valve (35). Refer to steps 11 through 16 for the proper procedure.
- Remove three washers (55) and bucket valve (56) .
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| Illustration 26 | g00735685 |
- Remove two relief valves (57) .
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| Illustration 27 | g00734897 |
- Remove O-rings (58), (59), (60), and (61) from relief valve (57) .
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| Illustration 28 | g00734901 |
- Disassemble bucket valve (56). Refer to steps 7 through 16 for the proper procedure.
- Remove three washers (62) and stick valve (63) .
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| Illustration 29 | g00735691 |
- Remove four O-rings (64) .
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| Illustration 30 | g00735693 |
- Remove relief valves (65) and (66) .
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| Illustration 31 | g00734918 |
- Disassemble relief valve (65). Refer to step 6 for the proper procedure.
- Disassemble relief valve (66). Refer to step 29 for the proper procedure.
- Disassemble stick valve (63). Refer to steps 7 through 16 for the proper procedure.
- Remove three washers (67) and three studs (68) from cover (69) .
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| Illustration 32 | g00735699 |
- Remove seat (70) .
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| Illustration 33 | g00734935 |
- Remove ball (71), and O-rings (72), (73), and (74) .
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| Illustration 34 | g00734937 |
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