/
UH-1 Series .±²
Paricle Hose .
.. No HandhoLds
S<me mechaniCs are cracking the
threaded insert in the difFser housing
when they try to stop a lEak at the flUid
passage bolt.
They grab ±e particle hose assembly
(Item 46, ²ig 96, TM 55-1520³210³
23P-L) witH one hand and tighten the
bleed air line "B´µ nut with an 11¶16³in
wrench· Results: Damaged boss di¸ser
threads (Item 19, ²ig 17, TM 55³2840³
229-23P¹L) kinkEd hose, more leaksº
-Hold the fluid passage
bolt (Item 47, Fig 96,
T
55±
1520±210²23P±1)
with
a
13³16±in wrench whiLe you
back o´ the bleed air µne
"B±
nut with an 11³16¶in wrench.
This's so you won't kink the
bleed air ·ine when you tighten
the fluid passage bolt.
-Disconnect the nut on the
¸
3&4 oil bearing ·ine (Item 11, Fig
64, TM 55±2840±229¹23P) with a
9³16±in wrench.
J
-Now you can hold the fluid
multiple connector (Item 49, Fig.
96, ±210²23P±1) with a 1±in
wrench as you tighten the fluid
passage bolt.
±
r
[
³´clCµ·¶ ¸¹
I
I
-ReConnect the oº bearing
µne.
-Hold the fluid passage bolt
as you tighten the bleed air line
"B±
nut. No bum threads, no
»
kinks, no leaks.
48
MAR
8
TaKe a gander at thE batte» now· BE
s¼re the battery fi½ler cap screws are in
straight
¾not
¿ross-threaÀÁEd)
anÂ
torq¼Ãd 8 to 10 ½bÄin.
Åse torqÆE wrench NSN ÇÈ20¹É0¹
ÈÈ7Ê4832 from yo¼r ˹Ì0/G battery
service too½ kit·
When you store or transport the batÍ
tery, be sure tHe coVer is in place and
latched.
Îce º.
. eVen in Your eYes!
Åse r¼bber gloVEs, apron and Îce
shield fOr added protection when you
inspEct, clEan or serVice the baÏtery.
TM È1-6140-203-1Ð-2 has the ÑainÒ
tenance info.
i±
your unit has not received a
message In which you have an
Interest, check with your Next
higher headquaRers.
CH-4
7
-83±09
SOF
Main!
Man-
datory, inspection of
CH-470
in-
tegrated lower control actuators
2322²²Z
Nov
³3
CH±47±83±10
SOF
Main! Man-
datory, One±time inspection of
CH´
47C
sync shaft adapter assem-
blies
2922²²Z
Nov
³3
MIM±AH-1 MEA-83±06
Mainte-
nance manuaL ²evisions
²717²²Z
\.
Nov
³3
MIM±T63±83±MEA±05
Minimum
clearance when adjusting the RPM
stop screw on engine governors
µ³15²²Z
Nov
³3
MIM±UH±SOA±MEA±83-16
InstalLa³
tion and hand´ing caution for presµ
sure cartridge assembly (Squid
cargo hook assembly)
µ6µ72²Z
Nov
³3
UH±SOA±83-11
SOF Main! Man-
datory, inspection of accessory
module oil return screen for con
tamination with fibrous material
22µ SOOZ
Nov
³3
UH±60A±83±12
SOF Main! Man¶
cat ¶ E·R
Phone:
AUToVoN
693-2066
(24 hours)
datory, inspection of tail rotor serµ
vo assembly for bent se·o vaLve
input stem
²42µ OOZ
Nov
³3
UH±SOA±83±13
SOF Technical, ²e-
petitive inspection of the fo¸ard
sLiding cover assembly as part of
each preflight inspection
²µµ³²²Z
Nov
³3
UH±SOA±83±14
SOF Operational,
cargo hook ope²ations with
uH¸
6²¹ ²µ1³3²Z
Nov
³3
UH·SOA±83±1²
SOF Maint Man¹
dato²y, cargo hook relief from limiº
tations imposed by p²»or SOF mes³
saGes
2³µ73²Z
Nov
³3