76
PERIODIC INSPECTION CHART
DESCRIPTION
FREQUENCY
FIRST
10 HOURS
EVERY
25 HOURS
EVERY
50 HOURS
EVERY
100 HOURS
OR PRESEASON
TO BE
PERFORMED
BY
GENERAL
Check fire extinguisher
condition/mounting
✔✔ ➁O
Verify lubrication/corrosion
protection
➀✔✔O
ENGINE
Refer to Mercury Owner’s Manual
for complete engine maintenance
information
Inspect exhaust system
fasteners/hoses
O/D
Inspect engine support condition O/D
Inspect, clean and adjust spark
plugs
O/D
EXHAUST
SYSTEM
Ensure exhaust clamps are in place
and secure
✔ O
Inspect for leaking exhaust system
components (such as rust and/or
black streaking, water leaks or
corroded/cracked fittings
✔ O
Inspect exhaust hoses for burnt,
cracked or deteriorated sections.
Hoses should be pliable and free of
kinks. Replace cracked, charred or
deteriorated exhaust hoses if
found ➃
✔✔O/D
Inspect metal exhaust components
for cracking, rusting, leaking or
loosening. Check cylinder head
gasket, exhaust manifold, water
injection elbow, and the threaded
adapter nipple between the
manifold and the elbow ➃
✔ D
Clean, inspect, and confirm proper
operation of the generator cooling
water anti-siphon valve
(if equipped) ➃
✔ D
lmo2005-006a_1.book Page 76 Wednesday, July 7, 2004 1:06 PM