§229.55. Piston travel.
49 C.F.R. § 229.55
Brake cylinder piston travel shall be sufficient to provide brake shoe clearance when the brakes are released.
When the brakes are applied on a standing locomotive, the brake cylinder piston travel may not exceed 1 1/2 inches less than the total possible piston travel. The total possible piston travel for each locomotive shall be entered on Form FRA F 6180-49A.
The minimum brake cylinder pressure shall be 30 pounds per square inch.
Notes, amendments, and revision history
Authority
Authority: 49 U.S.C. 20103, 20107, 20133, 20137-38, 20143, 20168, 20701-03, 21301-02, 21304; 28 U.S.C. 2461 note; and 49 CFR 1.89.
Source
Source: 45 FR 21109, Mar. 31, 1980, unless otherwise noted.