PS Magazine - OCTOBER 1983
PS, The Preventative Maintenance Monthly
ISSUE 371
OCTOBER 1983
(UT. tlE c,/
-
THAt'. GOV±ME17 PRp-
el²Y yoU³v´ Damµg¶d
Cover Your Aircraft
PulLing
preventive
maintenance
iNspections
on
aircraft
in
coLd
weather is no snap,
crew chiefs,
especiaLLy out-of-doors!
So,
when
there's
no
hangar
space, don the rIght duds beFore
you head for the fLight Line. Be sure
you wear gloves. ±ever touch metaL
with your bare hands because your
skin can ²reeze to it.
³f you 're faceD with some extE
n
d-
,
J,
.
ed maintenance, rig a maintEnanc
sheLter around the work area. UsE a
saLvaged cargo parachute canopY or
±
±
tentage
and
a
HERman-±EL´On
J
I
\
heater
to
infLate
and
warm
the
±·
sheLter. Some bird covers have ports
I
to accept the heater hose.
PM ±akes LoNger
Pulling
a
PM
µaiLy
wiLL
take
longer because bulky cLothing sLows
your movements.
³t's mighty im¶
portaNt that you take the time to
·ake a thorough iNspectioN, tho, so
the bird ¸erforms as advertised.
Pre-heatiNg
coLd-soaked
traNs·issioNs,
short
shafts,
Gear
·r¸¹h¸º»
¼iL
¹ºxes, eN»iNes aND Drive quills taKe¼
extra ti·½¾a¿D it's Worth itÀ Áou'll
37
head off Leaks from frozen seaLs.
Âact is, moving the UH-1 fLÃght
controLs prior to system warmup
»reatLy
increases
the
chance
of
faiLure of the lubricated-type short
shaft.
So
when
the
outside
air
temperature gage reads beLow zero,
for exampLe, piLots shouLd center
the flight controLs prior to engine
start aND not move them untiL the
traNs·ission oil temperature rises.
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