Repair ZIL-5301

The main brake cylinders (MBC) are connected by two bolts into one unit with pneumatic chambers, which are pneumatic boosters, and are installed on brackets on the front panel of the cabin under the hood of the car for braking the front axle wheels and behind the rear axle for the rear axle wheels

Assembly and installation of the ZIL-5301 gearbox
Assembly and installation of the intermediate shaft
Install key 8 in the shaft grooves and sequentially press the second gear pinion (0.005-0.055 mm interference), reverse gear (fit from 0.04 mm interference to 0.01 mm clearance), third and fourth gear pinions (0.015-0.065 mm interference), pre-selected by journals, onto the shaft.

All seals and gaskets of the pump and its drive must be replaced during assembly.
The pump is assembled in the reverse order of disassembly.
After repair, the pump must be tested for performance on a special stand.