416C, 426C, 428C, 436C and 438C Backhoe Loaders Hydraulic and Steering System Caterpillar


Pressure and Flow Compensator Valve

Usage:

426C 1CR



Illustration 1g00302944

Maximum system pressure setting ... 20700 ± 350 kPa (3000 ± 50 psi)

Margin pressure setting ... 2100 ± 100 kPa (305 ± 15 psi)

Standby pressure setting ... 3150 kPa (460 psi)

(1) 6E-3274 Spring (Outer)

Length under test force ... 14.4 mm (0.57 inches)
Test force ... 81.7 ± 14.5 N (18.4 ± 3.3 lb)
Free length after test ... 15.9 mm (0.63 inches)
Outside diameter ... 7.7 mm (0.30 inches)

(2) 6E-3275 Spring (Inner)

Length under test force ... 15.1 mm (0.59 inches)
Test force ... 40.2 ± 2.8 N (9.0 ± 0.6 lb)
Free length after test ... 20.5 mm (0.81 inches)
Outside diameter ... 10.7 mm (0.42 inches)

(3) 6E-3276 Spring

Length under test force ... 32.6 mm (1.28 inches)
Test force ... 462 ± 71 N (104 ± 16 lb)
Free length after test ... 35.6 mm (1.40 inches)
Outside diameter ... 19.2 mm (0.76 inches)

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