Brake Proportioning/Combination Valve

- With the front pressure @ 1,960 kPa (285 psi) the rear pressure should be 1,960 kPa (285 psi).

- With the front pressure @ 3,920 kPa (570 psi) the rear pressure should be 2,352 kPa ± 196 (342 ± 28.5 psi).

- With the front pressure @ 6,860 kPa (997.5 psi) the rear pressure should be 2,940 kPa ± 343 (427.5 ± 50 psi).