PS Magazine - TB 43-PS-457
PS, The Preventative Maintenance Monthly
ISSUE 457
DECEMBER 1990
To use the work aid, place
It squaRly on the
transmission cap su±ace
with the collEtive lever
full down. Pointer
A
extends over the lower
extrusion of either
collEtive lever toward the
ceNter of the cam pin²
AUS³
t
pinter To
t
cNTE
o
±e PiN by
lOsI² ³o
sr
Make suR the top plane Is
paralLel to the bo´om of
the tool by using the scribe
lµnes¶ The top plane of the
pointer should fall B·een
2.39 Inches and 2²45 Inches
as mark¸ on the tool²
¹emove the work aid²
ºext, with hydraulic power,
eXtend the collective levers
full up and Rinse» the
work aid¼ ºow, Pointer
A
should extend Blow the
collEtive lever¶ Pointer ½
RT
on the top plane of
Pointer
A
and Is basically a
1¶31-ln perpendicular
eXtension²
Ch
ThaT ´oµNT¶
B
·S aT
The cN¸r of
t
Cm rolLr
¹µn, ¹ºuS or minuS
.0
»N¼h
To use the work aid to
adjust rigging, position the
collective leve¾ as
described In ¿tep d of Para
11-6, TM 55-1520-210À23À1Á
to get a dimension¶ Then
follow the diÂtions In
Para's e and f¼
Ãse the work aid to
measure total travel of
collEtive pitch slÄve In
Para g.
The big advantage of this
work aid Is that the
pointe¾ eXtend Byond
the upper and lower
eXtrusions of the colLEtive
levers to actually touch the
cam roller pin¼ They Rlay
accurate dimensions
perpendicular to the
transmission cap surface¶
¿¿G Daniel Ų ½ishop
½angor, MÅ
(Editor's
noTe:
±Hn
for
ShaRIng yOur
Id±a.)
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