826H Landfill Compactor, 825H Soil Compactor and 824H Wheel Dozer Caterpillar

Illustration 1	g00626764

Pressure setting ... 414 ± 34 kPa (60 ± 5 psi)

(1) Torque for the four bolts ... 47 ± 9 N·m (35 ± 7 lb ft)

(2) 5M-9548 Spring for the Poppet Valve

Length under test force ... 21.3 mm (0.84 inch)

Test force ... 4.4 ± 0.4 N (1.0 ± 0.08 lb)

Free length after test ... 34.0 mm (1.34 inch)

Outside diameter ... 12.2 mm (0.48 inch)

(3) As required, install the spacers.

5M-9622 Spacer

Spacer thickness ... 1.60 mm (0.063 inch)

Spacer outside diameter ... 20.62 ± 0.25 mm (0.812 ± 0.010 inch)

The addition or removal of one spacer will change the outlet pressure by the following amount. ... 39.1 kPa (5.67 psi)

5M-9623 Spacer

Spacer thickness ... 0.90 mm (0.035 inch)

Spacer outside diameter ... 20.62 ± 0.25 mm (0.812 ± 0.010 inch)

The addition or removal of one spacer will change the outlet pressure by the following amount. ... 22.3 kPa (3.24 psi)

5M-9624 Spacer

Spacer thickness ... 0.25 mm (0.010 inch)

Spacer outside diameter ... 20.62 ± 0.25 mm (0.812 ± 0.010 inch)

The addition or removal of one spacer will change the outlet pressure by the following amount. ... 7.6 kPa (0.9 psi)

(4) 8M-8627 Spring (white stripe)

Length under test force ... 53.6 mm (2.11 inch)

Test force ... 395 ± 32 N (90 ± 7 lb)

Free length after test ... 78.7 mm (3.10 inch)

Outside diameter ... 19.81 mm (0.780 inch)