PS Magazine - TB 43-PS-459
PS, The Preventative Maintenance Monthly
ISSUE 459
FEBRUARY 1991
•
Tires on large trucks and
traIlers are repLaced when there's
onLy
6/12
±nch of tread LeF², or
when the tread is WoR down to
the Wear bars.
³f the tread lookS WoR,
measure the tread dePth with
tread depth gage´ NµN 5210-00¶
019-3050· ¸t¹s part of the Noº »
and No¼ ½ Common shoP setsº
¾he gage is marked in
±/3²'
s of an
±nch¿ ÀnstrUct±ons on how to use it
are in Áara 2-8 of ¾M Â-26Ã0Ä
½00-Å4Æ
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