Mercury 25 Jet 4-Stroke - EPA Emissions; Inspection and Maintenance Schedule

MAINTENANCE
66
EPA Emissions
EMISSION CERTIFICATION LABEL
An emission certification label, showing emission levels and
engine specifications directly related to emissions, is placed on the
engine at time of manufacture.
e
d
c
b
a
f
g
h
i
21096
a - Idle speed
b - Engine horsepower
c - Piston displacement
d - Part number
e - Valve clearance (if
applicable)
f - Family number
g - Maximum emission
output for the engine
family
h - Timing specification
i - Recommended spark
plug and gap
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 emissions levels to exceed
their predetermined factory specifications.
Inspection and Maintenance Schedule
BEFORE EACH USE
• Check the engine oil level. See Fuel & Oil ‑ Checking and
Adding Engine Oil.
• Check that the lanyard stop switch stops the engine.
• Visually inspect the fuel system for deterioration or leaks.
• Check the outboard for tightness on the transom.