Section 1 - Warranty
90-8M0074347 eng OCTOBER 2012 Page 9
U.S. EPA Emissions Limited Warranty
Consistent with the obligations created by 40 CFR Part 1045, Subpart B, Mercury Marine provides an emission warranty of
three years or 480 hours of engine use whichever occurs first to the retail purchaser, that the engine is designed, built, and
equipped so as to conform at the time of sale with applicable regulations under section 213 of the Clean Air Act, and that the
engine is free from defects in materials and workmanship which cause the engine to fail to conform with applicable regulations.
Emission Control System Components
The emission‑related warranty covers all components whose failure would increase an engine's emission of any regulated
component including the following list of components:
1. Fuel metering system
a. Carburetor and internal parts (or fuel pressure regulator or fuel injection system)
b. Air/fuel ratio feedback and control system
c. Cold start enrichment system
d. Intake valves
2. Air induction system
a. Controlled hot air intake system
b. Intake manifold
c. Air filter
d. Turbo charger systems
e. Heat riser valve and assembly
3. Ignition system
a. Spark plugs
b. Magneto or electronic ignition system
c. Spark control system
d. Ignition coil or control module
e. Ignition wires
4. Lubrication system
a. Oil pump and internal parts
b. Oil injectors
c. Oil meter
5. Positive crankcase ventilation (PCV) system
a. PCV valve
b. Oil filler cap
6. Exhaust system
a. Exhaust manifold
b. Exhaust elbow
c. Intermediate exhaust elbow
d. Lower exhaust pipe
e. Tailpipe
7. Catalysts or thermal reactor system
a. Catalytic converter
b. Thermal reactor
c. Exhaust manifold
d. Exhaust valves
8. Miscellaneous items used in above systems
a. Hoses, clamps, fittings, tubing, sealing gaskets or devices, and mounting hardware
b. Pulleys, belts, and idlers
c. Vacuum, temperature, check and time sensitive valves and switches
d. Electronic controls
NOTE: The emission‑related warranty does not cover components whose failure would not increase an engine's emissions on
any regulated pollutant.
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