80 L5-2309cc 2.3L SOHC (NG) (1991)
Brake Pressure Regulator: Service and Repair
Adjusting
Brake pressure regulator, adjusting
NOTE: Before adjusting pressure regulator, remove plastic roller and lubricate steel bushing under it with white lubricating paste, Part No. AOS 126
000 05.
- lift vehicle off ground so load is taken off rear axle
- press lever on brake pressure regulator (arrow) towards rear of vehicle as far as stop
- loosen nut 1
- adjust roller in slot so spring 2 is under no tension
- tighten nut 1 to 20 Nm (14 ft lb)
- repeat pressure check (vehicle on ground) using the following specifications:
-
front axle at 50 bar (725 psi) rear axle must read 32.5-42.5 bar (471-616 psi)
-
front axle at 100 bar (1450 psi) rear axle must read 54.0-71.5 bar (783-1036 psi)