[Code of Federal Regulations]

[Title 30, Volume 1]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 30CFR36.48]



[Page 188]

 

                       TITLE 30--MINERAL RESOURCES

 

  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR

 

PART 36_APPROVAL REQUIREMENTS FOR PERMISSIBLE MOBILE DIESEL-POWERED 

TRANSPORTATION EQUIPMENT--Table of Contents

 

                       Subpart C_Test Requirements

 

Sec.  36.48  Tests of surface temperature of engine and components of the 

cooling system.



    (a) The surface temperatures of the engine, exhaust cooling system, 

and other components subject to heating by engine operation shall be 

determined with the engine operated as prescribed by MSHA. All parts of 

the engine, cooling system, and other components shall have reached 

their respective equilibrium temperatures. The exhaust cooling system 

shall be operated, but air shall not be circulated over the engine or 

components. Surface temperatures shall be measured at various places 

prescribed by MSHA to determine where maximum temperatures develop.

    (b) The temperature of any surface shall not exceed 400 [deg]F.



    Note to Sec.  36.48: The engine may be operated under test 

conditions prescribed by MSHA while completely surrounded by a flammable 

mixture. MSHA reserves the right to apply combustible materials to any 

surface for test. Operation under such conditions shall not ignite the 

flammable mixture.



[Sched. 31, 26 FR 645, Jan. 24, 1961, as amended at 61 FR 55526, Oct. 

25, 1996]