SERVICE BRAKES CHATTER, ARE NOISY - continued

TM 10-3930-673-20-1

WARNING

Be sure wheels are chocked before removing parking brake assembly.

Springs are under tension. Always wear protective glasses when working on springs under tension. Use care when removing

springs from brake pads. Failure to follow these precautions could result in personal injury.

At operating temperatures, hydraulic oil is hot and under pressure. Hot oil is hot and under pressure. Hot oil can cause injuries.

Allow hydraulic oil to cool before disconnecting any hydraulic lines.

CAUTION

Wipe the area clean around all hydraulic connections to be opened during removal and disassembly. Cap oil lines and plug holes

after removing lines.

Contamination of the hydraulic system could result in premature failure.

Washing oil seals, electrical cables and flexible hoses with dry cleaning solvents or mineral spirits will cause serious damage or

destroy materials.

BRAKE CALIPERS

VISUAL INSPECTION

(1) Bleed one or more brake calipers to

determine if there is air in brake lines

(Para 12-5).

(a) If hydraulic brake oil is clear and

bubble free, go to Step 2 of this

fault.

(b) If hydraulic brake oil is cloudy or

contains bubbles, continue to

bleed lines until air is removed

from lines (Para 12-5). Go to

Step (2) below.

(2) Test service brakes. If fault is not

corrected, go to Step 2 of this fault.

TR01199

2-713