[Code of Federal Regulations]
[Title 14, Volume 2]
[Revised as of January 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR125.141]

[Page 992]
 
                     TITLE 14--AERONAUTICS AND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
 PART 125_CERTIFICATION AND OPERATIONS: AIRPLANES HAVING A SEATING CAPACITY OF 
 
              Subpart E_Special Airworthiness Requirements
 
Sec. 125.141  Engine breather lines.

    (a) Engine breather lines must be so arranged that condensed water 
vapor that may freeze and obstruct the line cannot accumulate at any 
point.
    (b) Engine breathers must discharge in a location that does not 
constitute a fire hazard in case foaming occurs and so that oil emitted 
from the line does not impinge upon the pilots' windshield.
    (c) Engine breathers may not discharge into the engine air induction 
system.