Brake system of motorcycle Honda CB400SF/1 (1992-1999)

Safety Precautions When Repairing and Maintaining the Motorcycle Brake System
The brake mechanisms of the front and rear wheels are hydraulic, disc type. The brakes do not need to be adjusted, but the brake fluid level and brake pad wear should be checked regularly. The brake system should be inspected frequently to ensure...

Brake system — check of technical condition
The technical condition of the brake system should be checked regularly before travelling. It must be remembered that safety directly depends on the effectiveness of the brakes. The brakes do not need to be adjusted, but the brake fluid level and...

Brake Fluid — Level Check
The brake fluid level must be checked regularly and topped up if necessary. There is a sight glass on the reservoir of the master brake cylinder with the mark (LOWER); The brake fluid level must be at least this mark. Otherwise, air may enter...

Front brake pads — replacement
To replace the brake pads, the brake calipers must first be removed (see « Front brake caliper - removal, cleaning, installation »). Attention! The pads must be replaced as a set, on both discs at the same time, if they are worn down to a minimum...

Rear brake pads — replacement
Attention! Pads must be replaced as a set. The minimum thickness of the friction layer of the brake pads is 1 mm. I. Using a slotted screwdriver, unscrew the brake pad guide pin cover. 2. Using a 12 mm key, unscrew the lower caliper mounting bolt...

Front wheel brake disc — checking, removal and installation
The brake disc must be replaced if it is severely worn (The minimum permissible thickness of the working part is indicated on the base of the disk and is 3.5 mm), scuffing or deformation, for example when the motorcycle falls. You can measure the...

Rear wheel brake disc — inspection, removal and installation
Checking the rear brake disc is similar to checking the front one (see « Front wheel brake disc - check, removal and installation »). The minimum thickness of the rear brake disc is 4 mm. If the disc thickness is less, it must be replaced. If the...

Brake Fluid Replacement
Attention! It is recommended to change the brake fluid every two years. It must be remembered that different brake fluids cannot be mixed. Brake fluid is toxic, use caution when handling it. If it comes into contact with the skin, wash it off with...

Bleeding hydraulic brakes
1. Open the reservoir cap of the main brake cylinder (see « Hydraulic brake drive - brake fluid replacement and pumping »). 2. Remove the protective rubber boot of the brake caliper bleeder and put on the fitting an elastic transparent hose of...

Front brake caliper — removal, cleaning, installation
Removing the front brake calipers is necessary when replacing brake pads and performing preventative maintenance on the brake system, as well as when removing the front wheel for ease of work. Removing 1. Using a 12 mm wrench, unscrew the two...

Rear brake caliper — removal, cleaning, installation
Removing the rear brake caliper is necessary when replacing the brake pads and preventive maintenance of the brake system, as well as when removing the rear wheel. Attention! Do not press the brake pedal with the caliper removed! This may cause the...

The sensor of a signal of braking of a forward brake — removal and installation, check
Removing I. Using a Phillips screwdriver, unscrew the screw that secures the sensor to the brake master cylinder (brake master cylinder removed for clarity). 2. Shoot sensor. Examination Using an ohmmeter, we check the presence of conductivity...

Front brake master cylinder — removal and installation
Removing the front brake cylinder is necessary if it is planned to disassemble it or replace any parts of the brake system, as well as to remove the steering wheel. Removing 1. Using a Phillips screwdriver, unscrew the two screws securing the tank...

Front brake master cylinder — disassembly and assembly
The master brake cylinder must be disassembled in case of brake fluid leakage, jamming or mechanical damage. To disassemble the main brake cylinder of the front brake, it is necessary to remove it from the handlebar of the motorcycle (see « Front...

Rear brake signal sensor — removal and installation, check
To remove the rear brake pedal, you must first remove the pedal mounting bracket (see « Footrest brackets - removal and installation »). Removing 1. Using pliers, remove the rear brake sensor spring. 2. Remove the rubber boot of the sensor. 3....

Rear brake master cylinder — removal and installation
Removing the rear brake cylinder is necessary if you plan to disassemble it or replace any parts of the brake system. Removing 1. Unscrew the brake fluid reservoir cap and remove it. 2. Remove the membrane plate. 3. Remove the membrane. 4. Remove...

Rear brake master cylinder — disassembly and assembly
The brake master cylinder must be disassembled in case of brake fluid leaks, jamming or mechanical damage. To disassemble the master cylinder of the rear circuit, it is necessary to remove it from the motorcycle frame, disconnect the brake fluid...