[Code of Federal Regulations]
[Title 14, Volume 2]
[Revised as of January 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR125.141]

[Page 581]
 
                     TITLE 14--AERONAUTICSAND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
PART 125--CERTIFICATION AND OPERATIONS: AIRPLANES HAVING A SEATING 
CAPACITY OF 20 OR MORE PASSENGERS OR A MAXIMUM PAYLOAD CAPACITY OF 6,000
 POUNDS OR MORE; AND 
RULES GOVERNING PERSONS ON BOARD SUCH AIRCRAFT--Table of Contents
 
              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.