PS Magazine - TB 43-PS-525
PS, The Preventative Maintenance Monthly
ISSUE 525
AUGUST 1996
UH·1 .
..
fgd Gar
'
e chip deteCtor Te ls yOu THeRe'S
a wOrkbencH. P±eSS on THe wa²HeR THaT
meTal swImming in your ³uey´S Tail
µOld¶ THe pa·king in place and THen
¸¹ToR gearbox, but THe Oil SaMpLe SaYS
Release ITº
I
THe waS»eR ¼pringS baCk
½T¾s ·Lean¿ ÀÁe±eÂS a good õanCe yOuıe
again¶T tµe ±etaIning RIngÅ THe packIng
²eeing tHe biÆtH Of waTer-Caused CorRÇ-
iS
OK.
Èf IT dÉESnÊT SpRing back, ËÌÍs
ÎIOn In yOuR gearboxÏ
wOÐ ouTÑ
ÒO ÎTOp THe ·oÓÔo²iOnÕ ÎTOp waÖer
×eplaÃe THe pa·king wiT» NØN
5350-
InT±u²iOnÙ
±±²286-4851³
U²e enOugµ pa·king tO
ØOMe water geTÚ in tµ±OugH THe
puT Tµe waSµer under TensionÕ tHen
venTed FÛlÜeR capÝ WHen yOuÍre ·leanIng
Inse±Þ THe ReTaining ±Ingß àoaT THá
in
Tµe gearbox aReaÅ make Sure n¹
paCkâng witH lub±ãcaTinG Oilä NØN
cleanIng CµemIcaLS O± waTer is Sprayed
9´µ±¶·¸¹º»µ¼7½ºº
O± åØN
¾¿À½-½1-
O± dripped on THe ·apæ
2Á¾Â2Ã8ÄÅ
çtèÎ iMporTAnt TO keep THe Ãap In top
Now Take a ·lO²e lOOk aT THe gear-
SHapeé TOOê ëTìÎ one Of yOuR La²T line² oí
bOx Ãa²e îïr ÃrACk²ð ·orRO²IOn oR daMñ
Check
.
ÆÆ
'=±
.
²
.
sprÇNg
aSSembly ÈÆÉ
·
±
deòónse In keepIng waTer ouT Oô youR
gearBõxÏ àHe·k tµe Retaining ±Ingé Töe
sprIng aÎseMb÷y, THe ·HaIn and pinø THe
waSµe± and tµe pa·kIng fÇr weaRÝ
ùo ·He·k THe aluMInum packing ú¹±
wearÕ lay THe ôIÜle± Ãap upsIde dÇwn on
PÊ ËÌË
ÍÎ
ageß àµe·k wHere THe SLeeVe aSseMbly
Mates tO Tµe ·aseÝ ûook
foR
gaps in tHe
sealanT around Tµe ütud¶ý àHeck Tþe
p±ed±illed hOleü in THe ÿleeĀe a¼¼emāly
to make ¼u±e THeyÊre seaĂed ±igHTă
Ąoąt jOb² arOund THe TaIl RoTOR geaRñ
boX ARe dOne aT ĆćĈĄ Levelĉ buT preĊ
ċenTIng waTer InTRu²iOn and ÃOrrO²IOn
Čč an ĆĎUĄJObď
AUGÏÐ
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