Page 214 - The Central Motor Vehicles Rules, 1989

186 THE CENTRAL MOTOR VEHICLES RULES, 1989 RULE 115

3. Vehicle preconditioning: Operated through the cycles prescribed as
above.
4. Vehicle soaking: The vehicle shall be stored for not less than six hours
and not more than thirty six hours prior to the cold start Type 1 test or
O c
until the engine oil temperature (T ) or the coolant temperature (T )
P
or the sparkplug seat/gasket temperature (T ), only for air cooled
engine, equals the air temperature of the soak area.
5. Preparatory running before sampling is not required, sampling starts
at T=0 second.
6. Break down of different parts of Worldwide Harmonised Motorcycle
Emission Certification (WMTC) shall be as per the details given in
Annexure 5 of Chapter XIII A of Ministry of Road Transport and
Highways or Central Motor Vehicles Rules or Type Approval
Procedure-115/116 (MoRTH/CMVR/TAP-115/116) as amended
from time to time.
7. The reference fuel for gasoline vehicle shall be as specified in Annexure
IV-J of the said rules and reference fuel for Compressed Natural Gas
(CNG) and for Liquefied Petroleum Gas (LPG) shall be as
commercially available.
8. The specification of commercial gasoline shall be as specified in
Annexure IV-N of the said rules. For the areas other than those
specified in Para (a) of sub-rule (15) of rule 115 of principal rules
commercial gasoline shall be as per Bureau of Indian Standards
specification IS:2796-2008 for gasoline. Specification for commercial
CNG and LPG shall be as notified from time to time.
9. Requirements of durability (for CO - 1.2, NOx - 1.2 & HC+NOx - 1.2
considering 30,000 km. durability run) have been built into the mass
emission standards specified above.
10. For vehicles operating on CNG mode, the provisions of rule 115-B shall
be applicable.
11. For vehicles operating on LPG mode, the provisions of rule 115-C shall
be applicable.
12. Gasoline or CNG or LPG vehicles specified herein shall comply with
the provisions of clause (i) of sub-rule (2) of rule 115.
13. Crankcase ventilation system shall not permit the emission of any of
the crankcase gases into the atmosphere.
14. Evaporative emission for gasoline driven vehicles shall not be more
than 2g/test or 6g/test, depending on whether the norm for HC+NOx
adopted by manufacturer is from Column (4) or Column (5)
respectively of table 1 of mass emission norms and the test procedure
shall be as per MoRTH/CMVR/TAP-115/116, as amended from time
to time.
15. Conformity of production (COP) frequency and sampling shall be as
per clause (e) of sub-rule (12) of rule 115 of the said rules.
II. Mass emission standards (Bharat Stage IV) for two wheelers with Spark
Ignition engines, other than those specified in para A.I above: (Vehicles with
cc < 50 and Vmax < 50 km/hr):