Honda NC700 2012 Service Manual page 92

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EXHAUST EMISSION CONTROL SYSTEM
The exhaust emission control system is composed of a three-way catalytic converter and PGM-FI system.
The exhaust emission control system is separate from the crankcase emission control system.
THREE-WAY CATALYTIC CONVERTER
This motorcycle also equipped with a three-way catalytic converter.
The three-way catalytic converter is in the exhaust system. Through chemical reactions, it converts HC, CO, and NOx in the
engine's exhaust to carbon dioxide (CO
No adjustment to these systems should be made although periodic inspection of the components is recommended.
NOISE EMISSION CONTROL SYSTEM
TAMPERING WITH THE NOISE EMISSION CONTROL SYSTEM IS PROHIBITED: Local law prohibits the following acts or the
causing thereof: (1) The removal or rendering inoperative by any person, other than for the purposes of maintenance, repair or
replacement, of any device or element of design incorporated into any vehicle for the purpose of noise control prior to its sale or
delivery to the ultimate customer or while it is in use; or (2) the use of the vehicle after such device or element of design has been
removed or rendered inoperative by any person.
AMONG THOSE ACTS PRESUMED TO CONSTITUTE TAMPERING ARE THE ACTS LISTED BELOW:
1. Removal of or puncturing of the muffler, baffles, header pipes or any other component which conducts exhaust gases.
2. Removal of or puncturing of any part of the intake system.
3. Lack of proper maintenance.
4. Replacing any moving parts of the vehicle, or parts of the exhaust or intake system, with parts other than those specified by the
manufacturer.
TECHNICAL FEATURES
CRACKING CONNECTING ROD
This motorcycle provides cracking connecting rods to utilize productivity
improvement and to trim weight.
The cracking connecting rod is split from the single-piece connecting rod
assembly into connecting rod and bearing cap.
Since the connecting rod and bearing cap have complex mating surfaces to
hold them each other, the dowel pin is not required when assembling
connecting rod.
In the following case, the mating surfaces of connecting rod and bearing
cap are damaged. Replace them if false installed.
– Bearing cap is installed oppositely.
– Interchange the connecting rods or bearing caps.
), nitrogen (N ), and water vapor.
2 2
GENERAL INFORMATION
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