ENGINE MECHANICAL SERVICE MANUAL NUMBER 22
Page 3A-18 90-860074--1 FEBRUARY 2002
Precautions
WARNING
Always wear safety glasses when using compressed air.
WARNING
Some tests in this SECTION involve the use of electricity and intense heat. Failure
to follow appropriate procedures or warnings can cause burns or shock which can
result in severe personal injury or death. While performing the following test, ob-
serve these general precautions:
w Wear personal protective clothing such as rubber gloves, a non-flammable
apron, and eye protection - preferably full face shield or safety glasses.
w Work area should include the use of rubber floor mats. Use insulated tools.
w The appropriate heat source should only be electric. Heat source should be
operated by a qualified person. Follow all instructions of the manufacturer of the
heat source. The heat source should be checked each time it is used to ensure it
is functioning properly.
w The thermometer used in the test should be a high-temperature thermometer
with a maximum reading of at least 1505 C (3005 F). Under no circumstances
should the operator allow temperatures to exceed test specifications.
w Perform test only in a well ventilated area.
w Use a suitable container to hold the test medium, such as metal. Avoid use of
glass containers unless the operator first confirms for him/herself that the glass
container is an appropriate high-temperature vessel.
w Because the components will reach high temperatures Do NOT handle mate-
rials or components until COMPLETELY cooled.
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