UPPERSTRUCTURE / Control Valve 12. Remove plugs (10) (2 used) and (3) from housing (1). : 24 mm 13. Remove plug (16) from housing (1). : 24 mm Disassemble Left Travel Spool (41) 14. Clamp spool (41) in a vise by using wooden pieces. Remove bolt (44), spring seat (42), spring (43) and spring seat (42) from spool (41). : 8 mm Disassemble Auxiliary Spool (45) 15. Clamp spool (45) in a vise by using wooden pieces. Remove bolt (44), spring seat (42), spring (43) and spring seat (42) from spool (45). : 8 mm Disassemble Boom 2 Spool (46) 16. Clamp spool (46) in a vise by using wooden pieces. Remove bolt (44), spring seat (42), spring (43) and spring seat (42) from spool (46). :
8 mm Disassemble Arm 1 Spool (47) 17. Clamp spool (47) in a vise by using wooden pieces. Remove bolt (44), spring seats (42, 48), springs (49, 43) and spring seats (48, 42) from spool (47). : 8 mm Disassemble Swing Spool (50) 18. Clamp spool (50) in a vise by using wooden pieces. Remove bolt (44), spring seat (42), spring (43) and spring seat (42) from spool (50). : 8 mm W2-5-41