Inspection And Maintenance Schedule - Mercury 300 XS OptiMax Manual

EMISSION CERTIFICATION LABEL
An emission certification label, showing emission levels and engine
specifications directly related to emissions, is placed on the engine at the time
of manufacture.
a
THIS ENGINE CONFORMS TO
b EMISSION REGULATIONS FOR SPARK IGNITION MARINE ENGINES
REFER TO OWNERS MANUAL FOR REQUIRED MAINTENANCE,
SPECIFICATIONS, AND ADJUSTMENTS
c
IDLE SPEED (in gear):
d
e
a - Idle speed
b - Engine horsepower
c - Piston displacement
d - Engine power ‑ kilowatts
e - Date of manufacture
f - Family number
g - Regulated emission limit for the engine family
h - Regulated emission limit for the engine family
i - Recommended spark plug and gap
j - Percent of fuel line permeation
OWNER RESPONSIBILITY
The owner/operator is required to have routine engine maintenance performed
to maintain emission levels within prescribed certification standards.
The owner/operator is not to modify the engine in any manner that would alter
the horsepower or allow emission levels to exceed their predetermined factory
specifications.

Inspection and Maintenance Schedule

PRIOR TO EVERY USE
• Check that the lanyard stop switch stops the engine.
• Check the steering system for binding or loose components.
• Check the outboard for tightness on the transom.
• Check the propeller blades for damage.
• Visually inspect all hoses, clamps, fittings, tubing, sealing gaskets, and
mounting hardware for wear.
AFTER EACH SALTWATER OR POLLUTED WATER USE
• Flush all internal passages with fresh water.
MAINTENANCE
hp hp L L
kw
SPARK PLUG:
GAP:
LOW PERM/HIGH PERM:
EMISSION CONTROL
INFORMATION
CALIFORNIA AND U.S. EPA
FAMILY:
HC+NOx:FEL: HC+NOx:FEL: g/kWh g/kWh
CO FEL:
g/kWh g/kWh
66
f
g
h
i
j
43210
eng