PS Magazine - TB 43-PS-414
PS, The Preventative Maintenance Monthly
ISSUE 414
MAY 1987
UH-1 .±²
-
Some Huey mechs are frcing the trUnnion bolts oF when they remove woR
bearings ±om installE swashplates. They're using a wrench and tu²ng the bolts
i
³ey won't Cme out wI hA p´µ.
¶rouble is, the steel bolts cut threads
into the aluminum bOre anD ruin the
swashplate. ¶hen these mechs have to
change out mOre than just a woR
t±
nion b·aring-they have to replace the
swashplate, too¸
¹º you run into a trUnNion bolt that
won't come out »sily, la¼h on½ a Mlet
and tap the bolt out oº the housing¸
Tap bolts
out gently!
¶hen, you must spread the housing ears to remove the trunnio¾¸ Here again,
some mechs frce ¿e issue¸ ¶hey grab the handiest tool, like a screwdriver,
instead oº the work aid shown in Àig 5Á38 oº ¶Â 55Á1520Ã210Á23Á1.
³se speciAl tool
to spread
trunnion
´hE WORK µID WON'¶
DµMµGE ´hE SWµShPLµ´E·
µ SCQEWDQIVEQ WILL¸
MAY 87
¹º»60
±±²
·
Tire
You mecÄanics are gamblin' on a tire explosion iº you iÅÆate Black Hawk tires
_
using the equipment you're issueÇ.
-
'
You need to order a tire inÈator assembly kit, ÉSÉ 6685ÊËÁ124Ì336Ílike
l¼flat½r Ass¾mB¿Y kit
ÀÁÀ ÂÂ85ÃÄÄÃÅ24Æ433Â
right now!
When Îou inÈate tires directLy
±om the Ïtrogen servicing cart,
there's no way to tell how much
pressure's in the tireÐ Worse, you
can't control or stop ÑÒÅÈatiÓn when
³e pÔÕ gÖs over ³e ×Øximu×!
¶he tire inÈator Øssembly Ùncludes
a hanDÁheld pressUre gagÚ that lets
you
control and stop inÈation ±Om
._
_±_²³±³±±____
±
IO
ºeet awayÛ
B sure to use a saºeÜ cage when you work on main and tail tiresÝ
¶he tire inÈator'Þ listed on Page 1Ã9 oº ßhange 36 to TÂ 55Ê1520Ê237Á23Ê4.
àrder it on a
DD
Àorm 2765, using áVSßà Âsg áVSáVÊÂâ 032ãäZ Jul 86
as your authoråation.
MA² 87
37
Back to Top Back to Top
