[Code of Federal Regulations] [Title 33, Volume 2] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR159.69] [Page 526] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 159--MARINE SANITATION DEVICES--Table of Contents Subpart C--Design, Construction, and Testing Sec. 159.69 Motor ratings. Motors must be rated to operate at 50 C ambient temperature.