AGM KM Series User manual

AGM SPECIAL KM (WAISTABAND) SERIES
INSTRUCTIONS MANUAL
KM-921
KM-921-AR
KM-930-ST/LS

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Table of Contents
INTRODUCTION!..................................................................................................................!3!
Disclaimer!..........................................................................................................................!3!
SETTING!UP!THE!MACHINE!.................................................................................................!5!
TECHNICAL!SPECIFICATIONS!...............................................................................................!7!
THREADING!THE!MACHINE!.................................................................................................!7!
Inserting!the!Needle!...........................................................................................................!7!
Looper!right-left!Movement!...............................................................................................!7!
Looper-Needle!distance!calibration!....................................................................................!8!
Needle!height!....................................................................................................................!8!
Needle!/!Looper!front-back!connection!..............................................................................!9!
UPPER!PULLER!..................................................................................................................!10!
Upper!puller!arm:!.............................................................................................................!10!
NEEDLE!GUARD!ADJUSTMENT!..........................................................................................!10!
Needle!guard!(rear)!position!............................................................................................!10!
Needle!guard!(front)!position!...........................................................................................!11!
Needle!Bar!length!............................................................................................................!11!
Looper!thread!take-up!position!........................................................................................!11!
PRESSER!FOOT!ADJUSTMENT!...........................................................................................!12!
WARNINGS!......................................................................................................................!18!
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3!
INTRODUCTION
Disclaimer
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The!non-observance!of!the!following!safety!instructions!can!cause!bodily!injuries!or!damages!to!the!
machine.!!
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•The!machine!must!only!be!commissioned!in!full!knowledge!of!the!instruction!book!and!
operated!by!persons!with!appropriate!training.!
•Before!putting!into!service!also!read!the!safety!rules!and!instructions!of!the!motor!supplier.!
•The!machine!must!be!used!only!for!the!purpose!intended.!Use!of!the!machine!without!the!
safety!devices!is!not!permitted.!Observe!all!the!relevant!safety!regulations.!
•When!gauge!parts!are!exchanged!(e.g.!needle,!presser!foot,!needle!plate,!feed!dog!and!
bobbin)!when!threading,!when!the!workplace!is!left,!and!during!service!work,!the!machine!
must!be!disconnected!from!the!mains!by!switching!off!the!master!switch!or!disconnecting!
the!mains!plug.!
•Daily!servicing!work!must!be!carried!out!only!by!appropriately!trained!persons.!
•Repairs,!conversion!and!special!maintenance!work!must!only!be!carried!out!by!technicians!or!
persons!with!appropriate!training.!
•For!service!or!repair!work!on!pneumatic!systems,!disconnect!the!machine!from!the!
compressed!air!supply!system.!
•Work!on!the!electrical!equipment!must!be!carried!out!only!by!electricians!or!appropriately!
trained!persons.!
•Work!on!parts!and!systems!under!electric!current!is!not!permitted,!except!as!specified!in!
domestic!and!international!regulations.!
•Conversion!or!changes!to!the!machine!must!be!authorized!by!us!and!made!only!in!adherence!
to!all!safety!regulations.!
•For!repairs,!only!replacement!parts!approved!by!us!must!be!used.!
•Commissioning!of!the!sewing!head!is!prohibited!until!such!time!as!the!entire!sewing!unit!is!
found!to!comply!with!EC!directives.!
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CAUTION
The!instructions!which!follow!this!term!indicate!situations!where!failure!to!follow!the!instructions!
could!cause!injury!when!using!the!machine!or!physical!damage!to equipment and surroundings
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Danger of injury to operative or service staff
Be sure to observe to these safety notes!
This symbol indicates something that you must not
Danger spot
Items requiring special attention!
Earth

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5!
SETTING UP THE MACHINE
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The!height!of!the!machine!is!adjusted!via!
the!side!screws!as!shown!in!the!Picture.!
The!machine!is!packed!at!its!lowest!
position.!To!raise!the!machine:!
1. Unscrew!complitely!the!middle!
screw!and!loosen!the!side!scews.!
2. Raise!the!machine!on!its!rails!and!
lock!it!by!tightening!the!screws!
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The!3!pieces!that!constitute!the!
thread!stand!are!mounted!
together!by!using!the!set!of!
screws!as!shown!in!the!Picture.!

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The!dirty!oil!is!evacuated!
through!this!cover!located!at!
the!bottom!of!the!machine.!

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7!
TECHNICAL SPECIFICATIONS
1-1 Sewing!Mode!
Double!chainstitch!sewing!machines!
1-2 DİKİŞ!MAKİNESİ!MODELLERİ!
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KM-910!
KM-920!
KM-921!
KM-921-AR!
#!of!Needles!
4!
4!
6!
6!
#!of!Threads!
8!
8!
8!
8!
#!of!Loopers!
4!
4!
6!
6!
Needle!No:!
TV!X!5!#21!
TV!X!5!#21!
TV!X!5!#21!
TV!X!5!#21!
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THREADING THE MACHINE
Inserting the Needle
Set!the!needle!bar!at!its!highest!point.!Loosen!needle!set!screw.!Insert!the!needle!in!the!
needle!holder!and!push!it!up!as!far!as!it!will!go.!Make!sure!its!groove!faces!toward!the!back.!
Tighten!needle!set!screw!securely.!!
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Looper right-left Movement
When!moving!to!the!left!or!right,!the!tip!of!the!needle!should!be!2!mm!above!the!upper!part!
of!the!needle!when!reaching!the!center!of!the!needle.!Adjustment!is!done!as!follows:!!
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§Remove!the!cover!and!loosen!the!
three!screws!(A).!
§After!the!adjustments,!tighten!the!
three!screws!on!the!same!level!(same!
turning!torque).!
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8!
Looper-Needle distance calibration
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Adjust!the!distance!(A)!between!the!tip!of!the!looper!(when!the!looper!is!at!its!right!end!
position)!and!the!center!of!the!needle!(when!the!needle!is!in!the!lower!position!of!the!
stroke).!
!!!!!!!Machine!model!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!Looper-Needle!distance!!
KM-910!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!3!mm!
KM-920!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!3!mm!
KM-921!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!3!mm!
KM-921AR!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!3!mm!
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(A)!The!distance!(A)!for!all!the!waistband!models!is!
3!mmm.!!
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(C)!is!the!adjustment!and!fixing!nut.!The!movement!
of!the!looper!is!set!here.!
(B)!is!the!intermediate!part!used!to!connect!the!
two!main!parts.!
Needle height
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When!the!machine!pulley!runs!in!the!normal!
direction,!the!upper!part!of!the!needle!eye!must!
be!2!mm!above!the!plate!(when!the!tip!of!the!
looper!reaches!the!middle!part!of!the!needle's)!
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Needle / Looper front-back connection
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Presser foot position and Foot lifter!
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The!upper!part!of!the!needle!eye!must!be!2!mm!
above!the!plate!(when!the!tip!of!the!looper!
reaches!the!middle!part!of!the!needle's)!
When!the!needle!and!looper!are!in!position,!
there!must!be!a!gap!of!0.01!mm!between!the!
needle!and!the!tip!of!the!looper.!
Adjustment!is!made!as!follows:!!
Loosen!the!screw!(A)!on!the!outer!looper!lever!
and!move!the!looper!holder!(B)!forward!or!
backward.!
Place!the!presser!foot!correctly!on!the!presser!
foot!arm.!Make!sure!that!the!needle!down!
position!is!exactly!the!center!of!the!needle!
down!hole!on!the!presser!foot.!Adjustment!is!
done!by!loosening!the!screw!(A).!
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The!presser!lifter!arm!
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UPPER PULLER
Upper puller arm:
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NEEDLE GUARD ADJUSTMENT
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Needle guard (rear) position
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(A)!Upper!puller!arm!
Raise!the!arm!(A)!to!feed!fabric!to!the!puller!
or!to!take!fabric!from!puller.!
Turn!the!handwheel!to!make!the!top!end!of!
the!looper!(at!its!far!right!position)!align!with!
the!lower!surface!(C)!of!the!needle!guard!
(rear).!
When!the!needle!and!needle!position!(back)!
is!in!this!position,!set!the!clearance!distance!
(D)!between!the!needle!and!the!needle!
guard!to!0!mm!(the!needle!and!the!needle!
guard!should!not!touch!each!other).!
Adjust!the!needle!guard!(rear)!to!either!
forward!or!downward!by!loosening!the!
screw!(A).!

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Needle guard (front) position
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Needle Bar length
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Looper thread take-up position
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For!the!machine!models!KM-910,!KM-920!and!
KM-921,!adjust!the!distance!between!the!needle!
and!the!needle!guard!to!0.2!-!0.5!mm!when!the!
top!end!of!the!looper!(at!its!far!right!position)!
reaches!the!center!of!the!rear!edge!of!the!needle.!
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Adjust!the!needle!guard!(front)!forward!or!
backward!by!loosening!the!screw!(c).!Turn!the!
needle!guard!(front)!in!clockwise!and!counter!
clockwise!directions!by!using!screw!(B).!
For!the!machine!models!KM-910,!KM-920,!
KM-921!and!KM-921-AR,!this!distance!
must!be!87!mm.!
Adjust!the!thread!guide!(E)!so!that!the!distance!
between!the!guide!and!the!upper!surface!of!the!
guide!plate!is!6-7!mm.!Adjustment!is!done!by!
loosening!the!screw!(D).!
As!the!looper!moves!from!the!leftmost!end!to!the!
right,!when!both!tips!of!the!needle!and!looper!are!
aligned!(B),!then!the!thread!must!be!removed!
from!the!looper!thread!take-up!cock!at!the!point!
(A)!!
Adjustment!is!done!by!loosening!the!screw!(C).!
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PRESSER FOOT ADJUSTMENT
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Presser Foot Pressure!
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The!presser!foot!pressure!should!be!as!low!as!
possible,!but!it!should!sufficient!enough!to!
feed!the!fabric!and!ensure!better!sewing!
quality.!
Turn!the!adjustment!knob!clockwise!to!
increase!the!presser!foot!pressure!(see!figure).!
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TURKISH
ENGLISH
SPANISH!
As!a!security!
purpose,!an!
activation!code!is!
required!to!
operate!the!
machine.!
Exit!
Sewing!
Settings!
LANGUAGE!
SETTINGS!
Middle!Sewing!
function!can!
be!used!to!sew!
in!the!middle!
of!the!
waistband!to!
hold!the!
waistband!
together!
The!Middle!
Opener!
function!can!be!
used!to!skip!
stiches!at!the!
location!of!mid!
stickers!!
The!Back!Puller!
function!can!be!
used!to!!hold!
and!keep!the!roll!
from!dispersing!

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Digital!Keybord!
Machine!
Info.!
Saving!the!settings!made!on!the!machine!!
Company!Name!
Production!date!
Chassis!No!
PLC!Chassis!No!

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Back/Exit!!
Motor!
Settings!
TURN!ON!
the!SYNC!to!
adjust!
settings!
Press!and!
hold!this!
button!for!
3!seconds!
to!register!
and!save!
the!
settings.!
Manual!Control!!
Right!after!saving!the!settings,!the!control!pedal!must!be!pressed!
backmost!and!only!the!number!6!LED!on!the!control!box!must!be!
active.!This!also!means!that!the!needle!is!in!the!upper!position.!
For!the!machine!to!operate!in!accordance!with!the!standards,!
only!the!number!6!LED!should!be!lit.!
Motor!
Speed=1850!!
Input!
Control!
Speed=1200!
Exit!Control!
Speed=1200!

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Total!
working!
hours!and!
total!
number!of!
jobs!can!
be!seen!
from!this!
window.!
RIGHT/LEFT!INPUT!OPENER:!!
The!Higher!the!value,!the!Higher!the!
skipping.!Reference!is!8!mm.!
INPUT!CUTTING:!The!Higher!the!value,!the!
Shorter!the!cutting.!
OUTPUT!CUTTING:!The!Higher!the!value,!
the!Longer!the!cutting.!
RIGHT/LEFT!OUTPUT!OPENER:!!
The!Lower!the!value,!the!Higher!the!
skipping.!Reference!is!15!mm.!
Sewing!Settings!
Manual!Controls!
reset!
Knife!
Motor!Settings!

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The!Higher!the!value,!the!Higher!the!skipping.
INPUT&LEFT&SKIPPING
The!Lower!the!value,!the!Lower!the!skipping.
!!!The!Higher!the!value,!the!Longer!the!cutting.
!!!The!Lower!the!value,!the!Shorter!the!cutting.
OUTPUT&CUTTING
INPUT&CUTTING
AGM&WAISTBAND&MACHINE&SCREEN&CONTROL&OPERATIONS
OUTPUT&RIGHT&SKIPPING
INPUT&RIGHT&SKIPPING
The!Lower!the!value,!the!Higher!the!skipping.
The!Higher!the!value,!the!Lower!the!skipping.
The!Higher!the!value,!the!Higher!the!skipping.
The!Lower!the!value,!the!Lower!the!skipping.
The!Lower!the!value,!the!Higher!the!skipping.
The!Higher!the!value,!the!Lower!the!skipping.
!!!The!Higher!the!value,!the!Shorter!the!cutting.
The!Lower!the!value,!the!Longer!the!cutting.
OUTPUT&LEFT&SKIPPING
After!making!the!changes,!go!into!the!motor!section!and!press!the!save!button.!
Otherwise!the!settings!will!not!be!saved.!

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WARNINGS
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The!air!pressure!must!be!between!6!
and!8!bar!for!regular!and!efficient!
operation!of!the!machine.!If!the!bar!
level!falls!below!6!bar,!the!machine!
gives!this!warning.!
If!the!machine!chassis!is!not!written!
correctly!on!the!screen,!the!machine!
gives!this!warning.!

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The!Lower!the!knuckle,!the!Higher!the!motion.!
The!Higher!the!knuckle,!the!Lower!the!motion.!
Motion!is!improved!if!the!knuckles!are!
brought!to!the!bottom!and!the!top!(+)!
side.!The!motion!is!reduced!if!the!
knuckles!is!brought!to!the!bottom!and!
the!top!side(-).!
Reducing!the!air!pressure!with!the!help!the!pressure!valves!can!solve!problems!such!as!thread!breaking,!peeling!and!
pinching!during!skipping.!

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Pull!up!the!knob!
Adjust!the!air!
pressure!(+)!and!
(-)!
ON/!OFF!valve!
The!tensioner!can!be!turned!off!for!thread!number!above!50.!
Feed!dog!
adjustment!
is!done!with!
the!screw!
show!in!the!
picture.!
This!system!
exits!only!
with!the!
KM-921-AR!