TUBE-EXHAUST 9Y2154 - Caterpillar

(3) 6E3518 Spring: Length under test force ... 39 mm (1.54in)Test force ... 107 5 N (24 1.1 lb)Free length after test ... 42.86 mm (1.69 in)Outside diameter ... 12 mm (.47 in)(4) 4T0935 Spring: Length under test force ... 21 mm (.83 in)Test force ... 14.0 1.1 N (3.1 .25 lb)Free length after test ... 33 mm (1.3 in)Outside diameter ... 12 mm (.47 in)(5) Torque to install plug ... 20 2 N m (15 1 lb ft)Adjustment Procedure
To adjust the relief valve setting, loosen nut (2). Turn retainer (1) in to increase and out to decrease pressure setting. Retighten nut (2) to 50 7 N m (37 5 lb ft).9T1572 Check And Relief Valve
Bucket Cylinder - Rod End
Pressure setting ... 24 800 300 kPa (3615 44 psi)At a flow of ... 20 2 liter/min (5.3 .5 U.S. gpm)9T1573 Check And Relief Valve
Bucket Cylinder - Head End Stick Cylinder - Rod End
Pressure setting ... 23 500 300 kPa (3425 44 psi)At a flow of ... 20 2 liter/min (5.3 .5 U.S. gpm)9T3291 Check And Relief Valve
Boom Cylinder - Head End
Pressure setting ... 14 100 300 kPa (2075 44 psi)At a flow of ... 20 2 liter/min (5.3 .5 U.S. gpm)9T3292 Check And Relief Valve
Stick Cylinder - Head End Swing Cylinders-Head And Rod End
Pressure setting ... 22 100 700 kPa (3225 100 psi)At a flow of ... 20 2 liter/min (5.3 .5 U.S. gpm)9T3525 Check And Relief Valve
Boom Cylinder - Rod End
Pressure setting ... 30 300 300 kPa (4400 44 psi)At a flow of ... 20 2 liter/min (5.3 .5 U.S. gpm)6E2100 Relief Valve
Boom Cylinder - Rod End
Pressure setting ... 30 300 300 kPa (4400 44 psi)At a flow of ... 20 2 liter/min (5.3 .5 U.S. gpm) (3) 9T6960 Spring: Length under test force ... 41.04 mm (1.62 in)Test force ... 467 37 N (105 8 lb)Free length after test ... 44.93 mm (1.77 in)Outside diameter ... 14.6 mm (.55 in)Adjustment Procedure
To adjust the relief valve setting, loosen nut (2). Turn retainer (1) in to increase and out to decrease pressure setting. Retighten nut (2) to 24 2 N m (18 1 lb ft).