[Code of Federal Regulations]
[Title 40, Volume 15]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR85.1402]

[Page 520-521]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 85--CONTROL OF AIR POLLUTION FROM MOBILE SOURCES--Table of Contents
 
                Subpart O--Urban Bus Rebuild Requirements
 
Sec. 85.1402  Definitions.

    The definitions of this section apply to this subpart.
    Agency means the Environmental Protection Agency.
    Certified Equipment or Retrofit/Rebuild Equipment means equipment 
certified in accordance with the certification regulations contained in 
this subpart.
    Emission Related Parts means those parts installed for the specific 
purpose of controlling emissions or those components, systems, or 
elements of design which must function properly to assure continued 
emission compliance.
    Engine Configuration means the set of components, tolerances, 
specifications, design parameters, and calibrations related to the 
emissions performance of the engine and specific to a subset of an 
engine family having a unique combination of displacement, fuel 
injection calibration, auxiliary emission control devices and emission 
control system components.
    Engine Rebuild means an activity, occurring over one or more 
maintenance events, involving:
    (1) Disassembly of the engine including the removal of the cylinder 
head(s); and
    (2) The replacement or reconditioning of more than one major 
cylinder component in more than half of the cylinders.
    Engine Replacement means the removal of an engine from the coach 
followed by the installation of another engine.
    In-Use Compliance Period for purposes of in-use testing means a 
period of 150,000 miles.
    Maintenance Event means a single maintenance activity for which the 
engine is removed from service. Once the engine is returned to service, 
the maintenance event is considered done.
    Major Cylinder Component means piston assembly, cylinder liner, 
connecting rod, or piston ring set.
    MOD Director means Director of Manufacturers Operations Division, 
Office of Mobile Sources--Office of Air and Radiation of the 
Environmental Protection Agency.
    Office Director means the Director for the Office of Mobile Sources-
-Office of Air and Radiation of the Environmental Protection Agency or 
an authorized representative of the Office Director.
    Operator means transit authority, state, city department, or private 
or public entity controlling the use of one or more urban buses.

[[Page 521]]

    Original Engine Configuration means the engine configuration at time 
of initial sale.
    Original Equipment Part means a part present in or on an engine at 
the time an urban bus is originally sold to the ultimate purchaser.
    Scheduled Maintenance means those maintenance events required by the 
equipment certifier in order to ensure that the retrofitted engine will 
maintain its emissions performance over the in-use compliance period.
    Urban bus has the meaning set forth in Sec. 86.091-2 of this 
chapter.
    Written Instructions for Proper Maintenance and Use means those 
maintenance and operation instructions specified in the warranty as 
being necessary to assure compliance of the retrofit/rebuild equipment 
with applicable emission standards for the in-use compliance period.