UPPERSTRUCTURE / Control Valve Assemble Load Check Valve 30. Install O-ring (88) to plug (87). Install poppet (90), spring (89) and plug (87) to housing (1). 31. Install poppet (76), spring (12) and O-ring (13) to housing (1). Install flange (75) to housing (1) with socket bolts (8) (4 used). Assemble Main Relief Valve IMPORTANT: If the main relief valve is disassembled, pressure must be adjusted. (Refer to the Operational Performance Test section / TROUBLESHOOTING in the separated volume, T/M.) 34. Install main relief valve (17) to housing (1). : 61 N m (6.2 kgf m, 45 lbf ft) 32. Install O-rings (2, 9) to plugs (3, 10). Install plugs (3, 10) to housing (1).
Assemble Overload Relief Valve IMPORTANT: If the overload relief valve is disassembled, pressure must be adjusted. (Refer to the Operational Performance Test section / TROUBLESHOOTING in the separated volume, T/M.) 33. Install O-rings (18, 100) to overload relief valves (19, 99). Install overload relief valves (19, 99) to housing (1). : 8 mm : 32 mm : 83 N m (8.5 kgf m, 61 lbf ft) Assemble Check Valve 35. Install poppet (4), spring (5) and O-ring (6) to housing (1). Install flange (7) to housing (1) with socket bolts (8) (2 used). : 8 mm : 61 N m (6.2 kgf m, 61 lbf ft) 36. Install poppet (11), spring (12) and O-ring (13) to housing (1).
Install flange (7) to housing (1) with socket bolts (8) (2 used). : 8 mm : 32 mm : 61 N m (6.2 kgf m, 61 lbf ft) 37. Install O-rings (9) (2 used) to plugs (10) (2 used). Install plugs (10) (2 used) to housing (1). 38. Install O-ring (2) to plug (3). Install plug (3) to housing (1). : 83 N m (8.5 kgf m, 61 lbf ft) W2-5-57