Marinediesel 5L V8, Руководство пользователя, Страница: 159 / 248

157
NOTE: Items underlined are the most likely cause of the condition.
POOR ACCELERATION
PROBLEM CORRECTION/FURTHER DIAGNOSIS
ƒ
Operation while overloaded or at excessive
rpm
ƒ
Operation during extreme ambient
temperature (hot/cold)
ƒ
Outside air intake or air filter restricted
ƒ
Air leakage or restriction in supercharger
inlet duct
ƒ
Worn or damaged supercharger
ƒ
Air leakage or restriction in air inlet duct or
intake manifold
ƒ
Restricted exhaust system
ƒ
Binding injection pump throttle cable
ƒ
Incorrect injection pump static timing
ƒ
Incorrect fuel supply to injection pump
ƒ
Incorrect fuel return from injection pump
ƒ
Incorrect automatic advance mechanism
operation
ƒ
Leaking fuel injection lines
ƒ
Faulty fuel injection nozzles
ƒ
Insure boat is properly loaded and operated
within RPM limits.
ƒ
Review normal operating procedures.
ƒ
Disassemble air filter to inspect element;
with air filter disassembled, check outside
air intake.
ƒ
Consult your dealer service manager.
ƒ
Consult your dealer service manager.
ƒ
Check air inlet duct bolt and clamp
tightness; Check intake manifold bolt/stud
tightness; Disassemble and inspect air inlet
duct; With air inlet duct removed, check
intake manifold runners.
ƒ
Inspect exhaust system for collapsed pipes
or muffler.
ƒ
Check throttle controls.
ƒ
Consult your dealer service manager.
ƒ
Check fuel lines at fuel/water separator and
fuel pump; tighten, if necessary.
ƒ
Check fuel return line on top of injector
pump for restrictions or debris.
ƒ
Consult your dealer service manager.
ƒ
Tighten, repair or replace leaking lines.
ƒ
Consult your dealer service manager.