PS Magazine - TB 43-PS-448
PS, The Preventative Maintenance Monthly
ISSUE 448
MARCH 1990
o service the gearbox rIghT, you
need a gRease level measURing devICe
and a new paCking± NSN 53²0-0³´166´
1³72µ for The Filler PLUg.
SinCe ¶he F·LLeR plug hoLe Is loCated
on The sIde oF The geaRBox insTead oF
on The Top¸ you have To maKe your own
MeasUrIng devICe¹
JUsT BEnd a 4ºIn To 5»in PLastIC oR
ca¼dBoaRd sT¼ip aT a righ½ ang¾e neaR
¿he mIddLe.
Bnd strip
at a RIghT
angle
ÀaKe sUre yoUr bIRd is ParKed on a
ÁeveL suRÂaceÃ
WaĶ
Å0 mInuTes afTer RoTor shUtÆ
down BeFore yoÇ CheCK the level oF
grease In The gearboxÈ
Àeasure The grease level In The geaRÆ
BoX
Éy
holdIng
one
end
of
your
ÊeasUring device while inseRTing The
other end into the holeË
±nse² dev³ce to
measure greaS LeVe´
ÀaKe sUre the grease LeveL is no
higheR than l
1/2
inChes BeLow the BotÆ
toM edge oF the FiLLeR plug holeÌ
When yoÇ ReinstaLL ¶he ÍÎLLer PLUg,
rePLaCe the oLd PaCKing and ToRqÇe the
PLÇg ¶o 3Ï LB-InË
38
MAR 90
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