PS Magazine - TB 43-PS-430
PS, The Preventative Maintenance Monthly
ISSUE 430
SEPTEMBER 1988
'I
'·
Aircraf Tires .±²
Nobody likes to worK under
pressure, but aIrcraft
tires
can't worK well wIthout It.
UnderInflated tIres weaR out
fAster on the outer tread and
shouLders.
OverInflated tires wear out
fAster in tHe center of the tread.
±ooK at your tIres often. ²d-
just tIre pressure when they're
cool. Your maintenance man³
ual speLLs out exactly how
much pressure to put In your
bIRd's tIres.
OverinflatioN wears UnderInfLat±oN eats
out the cenTer
²p the o²tside tread
Use pressure gage, NSN 4910´00µ
204¶3170, to measure pressure In tIres
that taKe 50 PS· or Less.
Use remotE tIre InFLator assembLy,
NSN 6685¶00¶124¶4336¸ to checK tIRes
that taKe more than 50 PS·.
³
the t¹e Is mounted on your bird, use
the remote tIre inFLator, ºSº 6685»00´
124´4336¸ wIth a 10´fT aIr hose to In¼
½ate It. Stand o¾f to one sIde of the tIre,
outside the wheeL fAILure danger zone.
40
SEP 88
²ny tIME you adjust TIre pressure wIthout the remote tIre in½ator, wear goggLes
to proteCt your eyes¿
Use coMpressed
´
In alL Àrmy aÁcraft tIres except those on the BlacK ÂawK
and ²Ãache. Use onLy nITrogen In BLacK ÂawK and ²pache tIres.
WILe you're doIng your 10´day/14¶hour PÄS, LooK År tIre damage. Use a
Tread dEptH gage, ºSº 5210´00¶357¶5951¸ to measuÆe the dEpth of cuts. ÇIg
3¶12 of the ÈÄ 55¶2620´200É24 shows how to Measure cuts, cracKs and hoLes.
ÈabLe 3¶3 telLs how to evaLuate thE damage.
ÊHILE you're at It, reMove rocKs, naILs or other objects stucK in the tread. ²
ËedIuM, crossÉtIp screwdrIver wIll do the job.
³S³
521µ·
µµ-357¶5951
w±´L gEµ y¶u
A µREAD
DEPµH gAgE
ÌeEÃ an eye on a tIre aÍer you've
reÎnÏated It. Gage It daILy Ðr tHe next
Ñw days. ·f It loses more tHaÒ 5 percent
of Its mInIMuM operatIng pressure
wIthIn 24 hours, rEpaIr It LIKe It says
In ÈabLE 3´1 of the tIre ÈÄ.
Çor example, If your bIrd's tIres taKe
50 PS· and one of 'em Loses 3 PSÓ or
More wIthIn 24 hours, get It repaIred.
S¸P 88
4¹
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