Section 4Section 4
Exhaust SystemExhaust System
Introduction.Introduction. The exhaust system is responsibleThe exhaust system is responsible
for venting exhaust gases, generated by thefor venting exhaust gases, generated by the
engine, to the atmospherengine, to the atmosphere. e. It also proviIt also provides noisedes noise
suppression.suppression.
WARNINGS:WARNINGS:
SS
Do not service exhaust system until exhaustDo not service exhaust system until exhaust
system is coolsystem is cool. . FailurFailure to do so may ree to do so may resultsult
in severe burns.in severe burns.
SS
Keep all flammable materials away fromKeep all flammable materials away from
exhaust components.exhaust components.
SS
Avoid breathing toxic exhaust fumes.Avoid breathing toxic exhaust fumes.
SS
All internal combustion engines produceAll internal combustion engines produce
carbon monoxide, which can become con-carbon monoxide, which can become con-
centratcentrated in enclosed ed in enclosed areas. areas. ExposurExposure toe to
carbon monoxide can result in serious inju-carbon monoxide can result in serious inju-
ries or ries or health hazards, includinhealth hazards, including g death.death.
Properly ventilate work areas, vent exhaustProperly ventilate work areas, vent exhaust
fumes, and keep shop clean and dry.fumes, and keep shop clean and dry.
(A) (A) InitiInitial al symptosymptoms of ms of carbon monoxicarbon monoxidede
poisoning include headaches, dizzi-poisoning include headaches, dizzi-
ness, and nauness, and nausea. sea. The smell oThe smell of lift trf lift truckuck
exhaust means carbon monoxide isexhaust means carbon monoxide is
present.present.
(B) If you experience initial symptoms, shut(B) If you experience initial symptoms, shut
off the lift truck engine, notify youroff the lift truck engine, notify your
employer, and obtain medical attention.employer, and obtain medical attention.
SS
Never rely on a control device to reduce car-Never rely on a control device to reduce car-
bon monobon monoxide outputxide output. . CarboCarbon monoxidn monoxidee
levels can change depending on mainte-levels can change depending on mainte-
nance. nance. Make sure carboMake sure carbon monon monoxide levelxide level
testing is testing is includincluded in ed in regular maintenregular maintenanceance
procedures and that ventilation is used asprocedures and that ventilation is used as
the primary control for the primary control for emissionemissions.s.
Maintenance.Maintenance. There is minimal maintenance re-There is minimal maintenance re-
quired on the standard exhaust system.quired on the standard exhaust system.
1. 1. ChecCheck for leak for leaks at all pks at all pipe conipe connectnectionsions..
2. 2. ChecCheck for holk for holes in the mues in the mufflffler and exher and exhaustaust
piping.piping.
3. 3. Keep guKeep guard card clean alean and in nd in placplace.e.
4. 4. Keep exhKeep exhaust saust systystem frem free of debree of debris.is.
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