The brake drum is removed for replacement if the working surface is damaged or worn (the maximum permissible drum diameter for a vehicle with a 1.4L engine is 181.25 mm, for a 1.6L engine - 204.45 mm), as well as to check the condition of the brake mechanisms, replace the brake pads and wheel cylinders.
Perform this work with the vehicle with the rear wheels raised (on a lift or with the vehicle jacked up on supports).
The parking brake lever must be lowered all the way down (the vehicle is released).
You will need: a wheel lug wrench, a 30mm socket head, two tire irons, and a caliper.
Engage 1st gear and place chocks under the front wheels. Wheels.
Remove the rear wheel trim.
Using a thin chisel and a hammer, carefully press the protective cap out of the hub and remove it.
Loosen the hub nut and wheel bolts.
Raise the rear wheel and support the rear of the car on the side where the drum is being removed.
Remove the rear wheel.
Make sure the parking brake lever is fully depressed (the vehicle is released).
Loosen the rear hub nut and remove the brake drum and bearing from the hub journal.
Do not reuse the hub nut.
The brake drum is integral with the rear hub.
Use a caliper to measure the diameter of the working surface.
If the diameter exceeds the maximum allowable, the drum must be replaced.
Check the wheel hub bearing for ease of rotation and for any play. Replace the bearing if necessary.
Remove and inspect the right brake drum in the same manner.
When installing the old drum, use a file to remove the ridge on the drum's working surface caused by wear.
Reset the clearance adjuster.
Push the brake shoes together with two tire irons.
Reinstall the drum in the reverse order of removal.
Finally tighten the hub nut to a torque of 175 N⋅m (17.5 kgf⋅m).
Adjust the clearance between the brake shoes and the drum by pressing the brake pedal 10-15 times.
You should hear a clicking sound from the adjuster with each press.
Once the clicking stops, the clearance Installed.
Press the protective cap into the hub.
Install the wheel and decorative cap.
Check that the wheel rotates freely. Slight contact between the drum and the pads is acceptable.
Replace brake drums in pairs (left and right at the same time).
Do not press the bearing out of the brake drum unless absolutely necessary.
The removed bearing cannot be reused.
Moving the vehicle with the hub nut loose is prohibited, as this will damage the bearing retainer.