TM 5-3820-233-12/1
(3) Replace emergency valve if worn or damaged.
4-86. Dolly Air Brake System
(4) Replace all defective parts.
brake system, lines, hoses and emergency valve.
valve, lines and hoses.
b. Inspection
(1) Inspect all hoses and tubing for cracks or breaks.
(2) Inspect connections for wear or damage.
4-84