VALVE 3428949 - Caterpillar

Illustration 1 g03703400 (1) 9H-2367 Spring for the check valve Length under test force ... 23.9 mm (0.94 inch)Test force ... 1.47 0.13 N (0.330 0.030 lb)Free length after test ... 29.5 mm (1.16 inch)Outside diameter ... 8.6 mm (0.34 inch) (2) 9J-9821 Seat Note: Seat to be shrunk by reduced temperature before inserting into body (3) Spacers for the flow control valve 8M-8211 Spacer Spacer thickness ... 0.25 mm (0.010 inch)Three spacers will change the steering time (stop to stop) at high idle by approximately ... 0.06 second 7M-8538 Spacer Spacer thickness ... 0.91 mm (0.036 inch)Three spacers will change the steering time (stop to stop) at high idle by approximately ... 0.2 second (4) 8J-2635 Spring (outer) for the flow control valve Length under test force ... 61.0 mm (2.40 inch)Test force ... 161 25 N (36.2 5.6 lb)Free length after test ... 69.9 mm (2.75 inch)Outside diameter ... 30.5 mm (1.20 inch) (5) 8J-2634 Spring (inner) for the flow control valve Length under test force ... 62.5 mm (2.46 inch)Test force ... 115 23 N (25.8 5.1 lb)Free length after test ... 69.9 mm (2.75 inch)Outside diameter ... 20.6 mm (0.81 inch) (6) 4F-7115 Spring for the relief valve Length under test force ... 34.0 mm (1.34 inch)Test force ... 242.3 19.4 N (54.45 4.35 lb)Free length after test ... 42.9 1.5 mm (1.69 0.06 inch)Outside diameter ... 11.91 mm (0.469 inch) (7) To minimize cylinder flow variations, orientate stem so that purge slots are positioned as shown (8) 9X-6395 Nut Torque nut to ... 50 7 N m (37 5 lb ft) (9) 8B-3115 Shim for the cylinder flow balance Shim thickness ... 0.25 mm (0.010 inch)Two shims will change the steering time at high idle by approximately ... 0.1 secondNote: The addition of 8B-3115 Shims will cause a faster right turn (stop to stop) and a slower left turn. The removal of shims, causes a slower right turn and a faster left turn. (10) 9J-4071 Spring for the valve spool Length under test force ... 55.1 mm (2.17 inch)Test force ... 107 16 N (24.1 3.6 lb)Free length after test ... 63.5 mm (2.50 inch)Outside diameter ... 52.6 mm (2.07 inch)