Specifications

Operator Controlled Reverse

(OCR)

Operator Controlled Reverse

(OCR)

Revised ANSI Standard B71.1 taking effect

September 1, 2004 states -

Revised ANSI Standard B71.1 taking effect

September 1, 2004 states -

“A means shall be provided that prevents reverse drive

operation at a ground speed greater than 1 ft/sec. with

powered blade(s). An override capability may be

provided to permit reverse drive with powered blades

temporarily. If an override capability is provided, it shall

automatically reset when one or more of the following

actions occurs:

(1) The blade(s) is (are) re-engaged or

(2) The engine is restarted or

(3) The directional (key) control is moved from

reverse position.”