PS Magazine - SEPTEMBER 1986
PS, The Preventative Maintenance Monthly
ISSUE 406
SEPTEMBER 1986
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No Subs for MILES Hardware
Never substitute hardware on the MulTple IntergratE Laser ±ngagement System
(MI²±S).
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If yoU substitute stAndard a´RcraF screws µr MIL±S screws made of hardened
material, the standard screws could s¶r´p oU¶ dUring ·ight. If ¶hat hapPens, the
MI²±S cabling and detector bel¶ could com¸ loOse and cause ¹ºD.
»ll the hardware you need µr ´¼stAll´ng MI²±S ´s ´n the k´¶ yo½ draw ¾om
your ¿raiÀng and »Udio-Visual S½ppoÁ Center. »lways ´nventory ¶he Kt beµr¸
you star¶ installing the system » l´st of all the comÃnents you needÄ ´ncluding
hardwareÄ is pr´¼¶ed r´gh¶ on th¸ k´t.
If yoU're missing some of the hardwaÅeÄ
tm
in the K¶ µr a cOmplete oneÆ
Maintenance Operational Checks .
.±
WhO'± QUAliFi²D F³R ´Un-µp±?
You don'¶ need a p´lo¶ ¶o sÇrt onbOard »ÈÉ's on Black Hawks, Chinooks
and Êpaches. Q½al´Ëed mechanics may stArt the »ÈÉ's, bU¶ ¶hey may not s¶art,
run up or tAxi the helicopter. ¿ha¶'s the word ´n Èara
2-22
of »Ì
95±1.
ºnÍy pilo¶s qualiËed per Èara ÎÏ8a of the »Ì are aUthorized to startÄ run up
and Ðax´ hel´copters.
40
SEP 86
HO/²( oNe³
HAL²NT'I
BVTI´s WµU G¶r 7·¸
F¹ºng
³F/
¿oo many of yoU Cobra mechs use µrce instead oÑ ËÒesse When you check
the swashplate bearing sleeve al´gnmen¶.
You n¸ed to check the al´gnÓen¶ when:
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Ôhe swashplate won't ¶Ake grease.
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You have troUble l½bing the swashpla¶eÆ
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You Ënd evidence Of overhea¶ing.
You have to remove the l½be Ëtting ¾om one side of ¶he swashpla¶e ¶o inser¶
the alignment toOl. It's easy ¶o roUnd oÕ tha¶ little bugger if you dOn'¶ ge¶ a
Ërm grip or ´f you squeeze too hard with ordinary pliers.
ºnce yo½ mangle the ¶´p Of the ˶¶´ngÄ you can't gr´p ´t ¶o p½ll i¶ o½tÆ Ôhe¼
the swashplate has to be removed and sent to dePot.
» little extra care and yoU can avo´d additional dOwntime and manho½rs to
replace the swashplateÄ as well
a
¶he cosÖ of depOt repa´rsÆ »lways use pl´¸r
wrench, NSN
512»-¼½2¾¾¿À2À3,
¶o
remove ¶h¸ ˶¶´¼g. I¶'s in your » ×ÉM
NoÆ
1
¶ool s¸¶Ø
Here's
Ù
another ¶´me-
and troubleÚ
sav´ng ¶ipÛ »Fer yo½'ve checked the
bearing sleeve al´gnme¼¶Ä
lÁÂhÃly
tap a
new l½be Ëtting into place.
If yo½ tAp too hardÄ Üou won't leave
¸nough of ¶he Ëtting stick´ng oݶ Þo
grip next ¶´me you havß ¶o check àhe
sleeve alignm¸nt.
SEP 86
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