PS Magazine - FEBRUARY 1985
PS, The Preventative Maintenance Monthly
ISSUE 387
FEBRUARY 1985
Huey mechs, stick to the book when
assembling your bird's main rotor
hub-so the huB will stick together
in fight.
Para 5±22h oFTM 55²1520³210´23
µ
´1
says to coa¶ tLe pitch horn and grip
with primer, NSN 8010±00²297·0593.
Then, whi¸e the primer's sti¸l wet, put
the pitch horn on the grip and tighten
¹
it down.
º
Don't FOrget the primer-and don't wait »ti! it's dry to join t¼e pitch horn
½
and grip.
6
The primer acts
¾
as a
.
n ad
?
esive to keep the parts tightly together. Without that
help,
the chopper s vIbratIons could shaKe the hub apart¿
·
-±
f
J
C
"
it
3
F
²
.
"
±
²
Cut thrU the Àg to order the right engine air Filter assemblies FOr your bÁrd.
Âig 107 oF TM 55´1520Ã210Ã23P±1 gives NSN 2945Ã00±Ä2±2Å39 FOr the lower
assembly and 294ÅÃ00Ã442±2544 FOr the upperÆ
Çhose are the new´sÈyle assemblies.
r
.-±=²"³´
;:µ¶·
The parts manual says they replace the
older models, NSN's 2945´00´917´
7073 and ±7074É Êut the old and new
types don't work together.
So iF you stilË have the old KÁnd, sÈay
with them unti¸ stocÌs are exhausted.
Then ask FOr the others.
ÍF course, you won't order Îoth
assembly halvesÏold or new-iF you
only need to replace one parÐÑ
Keep Clock CRstalS Clea¸
Êird men, don't scratch numbersÒ
or anythinG else-on the crysÈaËs oF airÓ
craFt clocks. Ôt wastes Õncle's dollars.
When clocks go to depot For an
overhaul, all deÖced crysÈaËs have to
be replaced¿ New crystals cost about
$40 eac¼×
FEB 85
I
l
l
.
/,
i
³
i
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