The brake caliper is replaced when the parts are significantly worn

If the bracket cylinder jams (significant corrosion of the metal piston of the cylinder appears)

Remove the front brake hose (see How to replace the front brake hose of a Gazelle car).

Replacing the brake caliper GAZ-2705

Using a 10mm wrench, unscrew the two bolts securing the kingpin cover

Replacing the brake caliper GAZ-2705

Remove the cover of the upper bearing of the kingpin with a grease fitting.

Replacing the brake caliper GAZ-2705

Use a 19mm socket to unscrew the two bolts securing the brake caliper.

Replacing the brake caliper GAZ-2705

Temporarily return the pivot bearing cap to its place so that dirt does not get into it.

Remove the bracket and remove the pads from it if you need to move them to a new bracket

We install the new bracket in the reverse order, after which we install the brake pads in it (see How to replace the front pads of a GAZ-2705).

Installing the brake hose

After filling the system with brake fluid and bleeding it (see Replacing brake fluid and bleeding the brake system of a Gazelle car), we make sure that there are no fluid leaks at the connections and reliable operation of the wheel brake mechanism.

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The lubrication system diagram is shown in Fig. 1. Oil pressure in the lubrication system of a warm engine at low crankshaft speed 550–650 min -1

In the article we will consider possible malfunctions of the front axle of the UAZ-3151