Be Adept at Adapting
W
hen you install your Black HawK's main transmIssion, you
have to be adepT aT adaPting or you'll adoPt big PRoblems.
LIke your
TM
says, you torque the mounting bo±Ts to 154-170
lb²fT³ BuT s´nce The bolts are µocated up under the maIn bridge,
you have to add a ±ocally made extensIon to your toRque wRench
so you can get at them¶
FIg H·51 of
t
55¸¹520·237·2º·8 shows how to make an
extension»
BuT when you sTart addIng extensions to your torque wRench¼
you geT more or less torque on the bolt than you Read on the
wrench½ You have to Recalculate the torque wrench reading needed
To T´ghten The mounting bolts to 154¾170 ¿b¸ÀÁ
YouÂRe
adding 4Ã/Ä inches
to the
lengTh oÅ your lever wIth the homeÆ
made exTension, so use the ÅOrmula in
ÇÈg 6·61 of
±M
55·1500É204Ê25Ël to
calculate The coÌÍect ToRque Reading on
your wrench.
JAN 90
35
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