Section 4
Section 4
Exhaust System
Exhaust System
Introduction.
Introduction.
The exhaust system is responsible
The exhaust system is responsible
for venting exhaust gases, generated by the
for venting exhaust gases, generated by the
engine, to the atmospher
engine, to the atmosphere.
e. It also provi
It also provides noise
des noise
suppression.
suppression.
WARNINGS:
WARNINGS:
SS
Do not service exhaust system until exhaust
Do not service exhaust system until exhaust
system is cool
system is cool.
. Failur
Failure to do so may re
e to do so may result
sult
in severe burns.
in severe burns.
SS
Keep all flammable materials away from
Keep 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 produce
All internal combustion engines produce
carbon monoxide, which can become con-
carbon monoxide, which can become con-
centrat
centrated in enclosed
ed in enclosed areas.
areas. Exposur
Exposure to
e to
carbon monoxide can result in serious inju-
carbon monoxide can result in serious inju-
ries or
ries or health hazards, includin
health hazards, including
g death.
death.
Properly ventilate work areas, vent exhaust
Properly ventilate work areas, vent exhaust
fumes, and keep shop clean and dry.
fumes, and keep shop clean and dry.
(A)
(A) Initi
Initial
al sympto
symptoms of
ms of carbon monoxi
carbon monoxide
de
poisoning include headaches, dizzi-
poisoning include headaches, dizzi-
ness, and nau
ness, and nausea.
sea. The smell o
The smell of lift tr
f lift truck
uck
exhaust means carbon monoxide is
exhaust 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 your
off 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 mono
bon monoxide output
xide output.
. Carbo
Carbon monoxid
n monoxide
e
levels can change depending on mainte-
levels can change depending on mainte-
nance.
nance. Make sure carbo
Make sure carbon mono
n monoxide level
xide level
testing is
testing is includ
included in
ed in regular mainten
regular maintenance
ance
procedures and that ventilation is used as
procedures and that ventilation is used as
the primary control for
the primary control for emission
emissions.
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. Chec
Check for lea
k for leaks at all p
ks at all pipe con
ipe connect
nections
ions..
2.
2. Chec
Check for hol
k for holes in the mu
es in the muffl
ffler and exh
er and exhaust
aust
piping.
piping.
3.
3. Keep gu
Keep guard c
ard clean a
lean and in
nd in plac
place.
e.
4.
4. Keep exh
Keep exhaust s
aust syst
ystem fr
em free of debr
ee of debris.
is.
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