You will need: pliers, beard, hammer.
1. Disconnect the wire from the terminal «minus» battery.
2. Turn away a stopper of a reservoir of the main brake cylinder...
3.... grab the edge of the strainer with pliers...
4....take it out of the tank...
5.... and pump out the brake fluid from the tank, for example, with a large medical syringe. Install a plug to keep dirt out of the master cylinder reservoir.
6. Squeezing the clamps of the wiring harness block of the brake fluid level sensor...
7.... unplug the ejector block.
8. On a car with a manual transmission, disconnect the hose from the reservoir to the clutch master cylinder.
USEFUL ADVICE: Immediately after disconnecting the hose from the tank, plug its hole without lowering the hose down. A little working fluid will remain in the hose, then after installing the reservoir and connecting the hose to it, it will not be necessary to remove air from the clutch release hydraulic drive.
NOTE: On an automatic transmission vehicle, the fitting is plugged.
9. Knock out the pin securing the reservoir to the master brake cylinder...
NOTE: Shown with master cylinder removed for clarity.
10....remove the pin...
11.... and remove the tank, removing its nozzles from the connecting sleeves.
12. If during operation there was a leakage of brake fluid through the connecting sleeves, remove the sleeves from the openings of the cylinder body.
WARNING: The connecting sleeves must not be reused, replace them with new ones.
13. Before installing the tank, insert the connecting sleeves into the holes of the main brake cylinder. Then install the tank, inserting its nozzles into the connecting sleeves by hand until it stops, and secure with a pin.
USEFUL ADVICE: To facilitate the installation of connecting sleeves into the cylinder and reservoir pipes into the sleeves, moisten them with fresh brake fluid.
14. Fill in the brake fluid and bleed the air from the hydraulic drive (see «Bleeding the hydraulic drive of the brake system»).