EASTMAN Blue streak II 629X User manual

EASTMAN
Limited Warranty. Eastman warrants to the buyer that the Blue Streak II and Brute shall be free from
defects in materials or workmanship for a period of 180 days commencing on the date of invoice. Any
goods or parts claimed by the buyer to be defective must be returned to Eastman, freight charges prepaid,
within the 180–day warranty period. If Eastman determines that the goods or parts are defective in mate-
rials or workmanship, Eastman's sole obligation under this warranty shall be, at Eastman's sole option, to
repair or replace the defective goods or parts or to provide to the buyer a credit equal to the portion of the
purchase price allocable to the defective goods or parts. This warranty shall not apply if defects are
caused by product misuse or neglect, if the machine has been altered or modified by the buyer, or if other
than genuine Eastman belts, emery wheels, knives or parts are used in the machine. THIS WARRANTY
IS THE ONLY WARRANTY APPLICABLE TO THIS PURCHASE. SELLER DISCLAIMS ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRAN-
TIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
Limitation of Liability. Eastman's liability to the buyer, and the buyer's remedies from Eastman, whether
in contract, negligence, tort, under any warranty or otherwise, shall be limited to the remedies provided in
the foregoing Limited Warranty. In no event shall Eastman have any responsibility or liability to the buyer
for (a) any special, indirect, incidental, or consequential damages, including, but not limited to, loss of use,
revenue, or profit, even if Eastman has been advised of the possibility of such damages, or (b) any claim
against the buyer by any third party. The price stated for the product sold is a consideration for limiting
Eastman's liability.
Form C-1555

i
Form C-1555
Patents Statement
Some parts of this manual and the equipment it describes
are protected by the following U.S. patents: 5,178,232,
4,609,244, 5,111,582, 4,761,878, and D281,416. Other
patents pending.
Trademarks Statement
The names Eastman, Uni-Safe, Blue Streak, and Bevel
Bloc are registered trademarks of the Eastman Machine
Company.
This manual contains instructions and part numbers for
two different machines: Brute Model 627 and Blue Streak II
Model 629. If you contact Eastman Machine Company for
information or to order parts, always specify the machine
name and model number.
If you are ordering electrical components, specify the volt-
age, frequency (Hz), and speed (RPM) of your machine.
You can find this information on a label attached to your
machine.
IMPORTANT
Table of Contents
Safety Information ........................................ 1
General Safety Precautions ...................................... 1
Initial Set Up ............................................................. 2
Operation ...................................................... 2
Operating Procedure ................................................ 3
Safety Considerations ................................................. 3
Starting the Machine................................................... 4
Making a Cut .............................................................. 4
Turning Off the Machine .............................................. 4
Routine Maintenance ................................... 4
Care of the Machine .................................................. 4
Daily ........................................................................... 4
Twice Weekly .............................................................. 5
Weekly ....................................................................... 5
Lubrication ................................................................ 5
Daily ........................................................................... 5
Weekly ....................................................................... 5
Monthly ....................................................................... 5
Sharpening the Knife ................................................ 5
Removing the Sharpener ............................................. 5
Replacing the Rubber Driver Pulley......................... 6
Adjusting the Belt Sharpener ................................... 7
Changing Sharpener Belts .......................................... 7
Adjusting Stabilizers for Central Alignment ................. 7
Checking the Sharpener Shoes ................................... 8
Checking the Extreme Down Position of the Sharpener 8
Checking the Stop Screw on the Sharpener Shoe ....... 9
Check the Width of the Bevel on the Knife .................. 9
Changing the Knife ..................................................... 9
Adjusting Bevel Bloc® Shoes ................................ 11
Adjusting Bevel Bloc® Shoes (continued) ............ 12
Troubleshooting ...................................................... 14
Freeing Frozen Guides ........................................... 16
Accessories ................................................ 16
Stainless Steel Mesh Gloves .................................. 16
Ordering Details ........................................................ 17
Genuine Eastman Abrasive Belts........................... 17
Ergo-Handle ............................................................ 18
Specialty Machines ................................................. 18
Plastic Master Model 627PM/629PM ........................ 18
Micro Fog Model 627MF/629MF ............................... 19
Illustrated Parts List ................................... 20
Motor Assemblies ..................................................... 20
Front Bearing Housing Assembly .............................. 20
Sharpener Housing Assembly ................................... 20
Lower Gear Bracket Assembly.................................. 20
Standard and Baseplate Assembly ........................... 20
Electrical Connections ............................... 36

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EASTMAN
Form C-1555
List of Figures
Figure 22. Single/Dual-Phase Motor Assembly
(Exploded View) ......................................... 23
Figure 23. Three-Phase Motor Assembly
(Assembled View) ...................................... 24
Figure 24. Three-Phase Motor Assembly
(Exploded View) ......................................... 25
Figure 25. Front Bearing Housing with Oiler
Assembly (Exploded View) ......................... 27
Figure 26. Sharpener Housing Assembly
(Assembled, Front View) ............................ 28
Figure 27. Sharpener Housing Assembly
(Exploded, Front View) ............................... 29
Figure 28. Sharpener Housing Assembly
(Assembled, Rear View) ............................. 30
Figure 29. Sharpener Housing Assembly
(Exploded, Rear View) ................................ 31
Figure 30. Lower Gear Bracket Assembly
(Assembled View) ...................................... 32
Figure 31. Lower Gear Bracket Assembly
(Exploded View) ......................................... 33
Figure 32. Standard and Baseplate Assembly
(Assembled View) ...................................... 34
Figure 33. Standard and Baseplate Assembly
(Exploded View) ......................................... 35
Figure 34. Removing a Worn Plate Roller Shell ........... 35
Figure 1. Operating Features ....................................... 2
Figure 2. Controls and Adjustments ............................ 3
Figure 3. Removing the Sharpener ............................... 6
Figure 4. Replacing the Rubber Driver Pulley ............... 6
Figure 5. Changing the Sharpener Belts ...................... 7
Figure 6. Adjusting the Stabilizers ............................... 7
Figure 7. Changing the Knife ....................................... 9
Figure 8. Available Eastman Knife Types ................... 10
Figure 9. Adjusting Bevel Bloc Shoes ......................... 11
Figure 10. Bevel Bloc Shoe Assembly ........................ 12
Figure 11. Maintenance Supplies ................................ 13
Figure 12. Single-Phase Electrical Configuration ......... 15
Figure 13. Freeing Frozen Guides ............................... 16
Figure 14. Available Metal Mesh Glove Styles ............. 17
Figure 15. Eastman Abrasive Belts ............................. 17
Figure 16. Edges Produced by Different Belt Grits ...... 18
Figure 17. Ergo-Handle ............................................... 18
Figure 18. Plastic Master ............................................ 19
Figure 19. Micro Fog ................................................... 19
Figure 20. Standard and Baseplate Assembly
(Exploded View) ......................................... 21
Figure 21. Single-Phase Motor Assembly
(Assembled View) ...................................... 22

1
FormC-1555
Throughoutthis manual,safetyinformation ispresented by
useof thetermsWarning,Caution, and Note. Theseterms
havethe followingmeanings:
WARNING
A warning contains critical information regarding poten-
tial safety hazards that can occur during proper use or
misuse of the machine. Failure to follow these proce-
dures may result in serious personal injury to the user.
CAUTION
A caution contains instructions for the use or mainte-
nanceofthe machine. Failuretofollowtheseprocedures
may result in damage to the machine.
Safety and Indemnification
Duringthe lifeofthemachine,the purchaseragreesto pro-
videto allmachine users(including itsownemployees and
independentcontractors) allrelevantsafety information,in-
cluding warning labels and instruction manuals. The pur-
chaseralsoagreestomaintain thesafetyfeaturesandwork-
ing condition of the machine, and to adequately train all
usersinthe safeuseand maintenanceofthemachine. The
purchaser agrees to defend, protect, indemnify, and hold
EastmanMachine Companyharmless fromandagainst all
claims, losses, expenses, damages, and liabilities to the
extent that they have been caused by the purchaser’s fail-
uretocomply withthetermsand instructionsofthismanual.
Safety Information
• Thepurchaser mustprovideappropriate safetymea-
suresandequipmentasrecommendedinthismanual.
Observeallstatutoryrequirementsconcerningtheuse
of hazardous machinery that apply to your location.
• Do not modify this machine or disable safety fea-
tures. Unauthorized modification may result in seri-
ous personal injuries to the user. Electrical connec-
tions to this machine must be made by a qualified
electricianfamiliar withapplicable codesandregula-
tions. To prevent electrocution, a ground lead must
beconnected toterminal “E”onthe attachmentplug.
• Thismachine isintendedONLYforhand-heldopera-
tion. Misuse of this machine or use of this machine
aspartof anothermachinemay resultin seriousper-
sonal injuries to the user.
• Safety labels must be kept clean and legible at all
times. Call the Eastman Machine factory to order
replacementlabels.
WARNING
• Thismachine isequippedwith avery sharpanddan-
gerousknife. Keep hands,arms,and hairawayfrom
the knife area at all times. When the machine is not
in use, keep the pressure foot knife guard lowered
and locked at all times. Safety gloves and glasses
andappropriateclothingmaypreventseriouspersonal
injuries.
• Disconnectthepowersupplyfromthe machinewhen
itis notin useor duringroutine maintenance,includ-
inglubrication.
• Thepurchasermustinstructalloperatorsin theproper
use of the machine according to the instructions on
the machine and in this manual. This training must
includeinstructiononthepotentialsafetyhazardsaris-
ing from the use or misuse of the machine. In addi-
tion to such training, the purchaser should provide
writtenwork instructionsasnecessary toensure cor-
rect use of the machine for specific cutting applica-
tions.
General Safety Precautions

2
EASTMAN
FormC-1555
Operation
Beforeoperatingthe machine,readtheseinstructions care-
fully. Familiarize yourself with all the functions and adjust-
ments of the machine.
CAUTION
Operating this machine from an incorrect electrical
supply may damage it.
2. Checkthatthemachinehasbeenlubricatedaccording
totheschedulelistedinRoutineMaintenance–Lubrica-
tion on page 5.
Note: Atthistime,carryoutthefullmonthlylubrication
scheduleon page5.
3. Make sure that the sharpener is in the locked position.
Todothis,pushintheturningknob(Figure2,F).While
depressingtheturningknob,turnthemachineoverafew
revolutions by hand to see if the knife reciprocates
easily. Iftheknifedoesnotmoveeasily,thesharpener
may be in the unlocked position.
4. To lock the sharpener in place, lift the release lever
(Figure2,D)andpressthesharpenerlever(Figure2,E)
toreleasethesharpener. Raisethesharpenerbracket
(Figure 2, S) by hand to lock it in place. Once the
sharpener is locked in place, you may disengage the
release lever and sharpener lever. Repeat step 3 to
ensurethat thesharpeneris nowlocked. Ifnot, repeat
this step.
5. Visually inspect the blade to ensure that the top of the
knifeisflushwiththeknifelockbolt(Figure7,1onpage
9)andthattheknifeisperpendiculartothebaseplate. If
you need to adjust the alignment of the blade, see
section Changing the Knife on page 9.
6. CheckthatthemotorswitchisintheOFFposition.Then
connecttheattachmentplugtotheterminalblockonthe
machine.
7. Hold the operating handle and turn on the machine.
Allow the blade to reach full speed. If the blade is
struggling, the sharpener is still not in the locked
position. Ifthisisthecase,turnoffthemachineanddo
thefollowing:
7.1 Withyourleft hand,straddlethe frontof thesharp-
enerwithfingers andthumb.
7.2 Press the bell crank release lever (Figure 2, H) to
disengagethesharpenermechanismfromthemotor.
Figure1. OperatingFeatures
Initial Set Up
After the machine has been installed and before you use it
for the first time:
1. Checkthattheelectricalsupplycurrentandvoltagethat
themachineis connectedto arethe same asstamped
on its name plate. For three-phase machines, also
checkthatthedirectionofrotationiscorrectlysetbythe
turning knob (Figure 2, F). Refer to the tag attached to
allthree-phasemachines fordetailedinstructions.
Operating Handle
Knife Guard-
Pressure Foot
Carrying Handle
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3
FormC-1555
7.3 With your right hand, hold the operating handle
and turn on the motor switch. Allow the motor to
gatherfullspeed andthenreleasethereleaselever.
Thisautomaticallyreturnsthesharpenertothelocked
position.
CAUTION
Turnthe motoron andoffa fewtimes beforerunning
themachinecontinuously. Thispermitstheoiltowarm
upand floweasily intothe close-fittingmoving parts.
Failure to do this may result in damage to your ma-
chine.
The machine is now ready for use.
A oilreservoir N pulley shaft
D releaselever O beltpulley
E sharpenerlever P plug
F turningknob Q cover
H bellcrank releaselever R pressure footlever
K tube S sharpenerbracket
L tube T knifeguard/pressure foot
M oil liftinghandle
Figure 2. Controls and Adjustments
Operating Procedure
Safety Considerations
WARNING
To prevent serious injury, read and follow these safety
precautions.
Before starting or using your machine:
1. Checkthat youknow andunderstand thefollowing:
• That proper voltage is supplied to machine.
• How to turn off the machine in an emergency.
• Themeaningof allwarning labelson the machine.
• Whathappens tothe machinewhen youoperatethe
controls.
• Properstart-upproceduresdescribed inInitialSetUp
section.
• What to do in the event of a jam or other unforeseen
situation.
• Howto disconnect powerfrom themachine.
If you are not familiar with any of these points, ask your
supervisoror contactan Eastman representative.
2. Checktheconditionofyourmachineandworkingarea.
Make sure that:
• Thereis novisible damageto themachine. Paypar-
ticular attention to the blade.
• Nomaintenance workiscurrently beingperformedin
yourworking area.
• Nounnecessary peopleare inyourworking area.
• Your working area is clear of debris, spilled liquids,
food, drink, or other obstructions.
• Your clothing, hair, and jewelry cannot snag or be-
cometangled inthemachine. Wearappropriate pro-
tective equipment as necessary. Remove all rings,
watches, neckties, and other loose objects. Tie up
hairorwear ahair net.
If you are uncertain about any of these points, do NOTuse
themachine.
WARNING
Failure to use all recommended safety measures and
equipmentmayresult inserious personalinjury.

4
EASTMAN
FormC-1555
Turning Off the Machine
When you have finished using your machine:
1. Position the power switch to off.
2. Makesuretheknifeguard/pressurefootisloweredtothe
baseplatebydepressingthepressurefootlever(Figure
2, R).
3. Disconnecttheattachmentplugfromthepowersource.
4. In cold weather, ensure that the machine is kept in a
warm place when not in use.
Routine Maintenance
WARNING
Always unplug the machine before performing mainte-
nance,adjustments, orrepairs.
WARNING
Afterservicing themachine, alwaysmake surethe plate
bolt nut is securely fastened (Figure 3, X on page 6)
beforeresuming cuttingoperation.
Care of the Machine
To ensure proper operation of your machine, carry out the
following procedures at the intervals indicated. If you use
yourmachine intensively, considerperformingthese proce-
duresmore often.
Daily
Remove the knife and clean the knife slides with the slot
cleaner (Figure 7, 2 on page 9) included with machine. To
prevent undue accumulation of lint, do NOT oil the plate
rollers. If the rollers stick, remove them from the plate and
wash them in cleaning solvent.
Starting the Machine
Ifyou havehadthe machineless thanonemonth orifit has
stoodidle forany lengthof time,turn themotoronandoff a
few times before running it continuously. This permits the
oil to warm up and flow easily into the close-fitting moving
parts.
CAUTION
Failure to warm up your machine adequately may dam-
agethe motor.
Making a Cut
WARNING
Failuretokeep hands,arms,andhairawayfromtheknife
area at all times may result in serious personal injury.
1. Bring the machine up to the material spread.
2. Raise the knife guard/pressure foot by depressing the
pressure foot lever (Figure 2, R) and lifting the knife
guard/pressure foot lifting handle (Figure 2, T). Raise
thepressurefootonlyenoughtoclearthematerialbeing
cut.
3. Turnonthemachine,allowthebladetoreachfullspeed,
andenterthe fabric.
4. Usingthepressurefootlever(Figure2,R)andtheknife
guard/pressurefootliftinghandle(Figure2,T),lowerthe
pressure foot so that it is slightly above the material
beingcut. Thiswillpreventthematerialfromreciprocat-
ing.
5. Begin cutting.
6. Whenyouarenotmakingacut,orwhenthemachineis
notinuse,keeptheknifeguard/pressurefootloweredto
the baseplate by depressing the pressure foot lever
(Figure2,R).
7. Turn off the machine when not cutting fabric.

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FormC-1555
• Tubes at locations shown as Figure 2, K and L.
• Pulley shaft shown as Figure 2, N.
• Belt pulley shown as Figure 2, O.
Monthly
1. Carry out the Daily and Weekly lubrication schedules
above.
2. Removetheplug(Figure2,P)andinsertagreasetube.
Squeezeanamountofgreaseapproximatelythesizeof
apea into theopening.
WARNING
Routinelycheck thetightnessof theoperating handleto
ensurea secureconnection.
Sharpening the Knife
Sharpentheknife atfrequentintervalsorwheneveryoufeel
it is not cutting adequately:
1. Take the machine out of the lay.
2. Drop the knife guard/pressure foot using the pressure
foot lever (Figure 2, R on page 3), located next to the
machineoperatinghandle.
3. Pressthesharpenerlever(Figure2,E)downwardwith
aslow,firmpressuretoengagethesharpeningmecha-
nism. Too fast a lever action may cause the lever to
lock. Ifthisoccurs,liftthereleaselever(Figure2,D)and
start over again.
Removing the Sharpener
1. Disconnectthe machinefrom the powersource.
2. Usingtheturningknob(Figure2,F)raisethebladetotop
position.
3. Press the sharpener lever (Figure 3, E on page 6)
approximatelyhalfwaydownandtotheneutralposition,
andlowerthesharpenerbyhand.
Twice Weekly
Use an approved air hose or bellows to blow any lint from
aroundthe motorandsharpener.
WARNING
Failure to wear eye protection when using air hose or
bellows may result in serious eye or facial injuries.
Weekly
Remove the cover (Figure 2, Q) and clean any lint from
aroundthe screwmechanism inthe sharpener.
Lubrication
Lubricate your machine according to the following
schedule:
CAUTION
UseonlyspeciallycompoundedEastman30-weight,non-
detergentoil. Use ofsewing machineoil ordetergentoil
may result in damage to your machine. Do not oil the
baseplate rollers. Use of an excessive amount of oil
maydamage themachine.
Daily
1. Placetwodropsofoilateachofthetwolocationsshown
in Figure 2, M. Use an oil can with a small spout. (A
suitable oil can is furnished with the machine.)
2. Fill the oil reservoir (Figure 2, A) for continuous use. If
you only use the machine intermittently, you can use
less oil.
Weekly
1. Carryout theDaily lubricationschedule above.
2. Apply one drop of oil only to each of the following:

6
EASTMAN
FormC-1555
WARNING
This machine is equipped with a very sharp knife. Re-
movethe knifewhenworkingin thisarea.Failure tokeep
hands,arms,andhairawayfromtheknifeareamayresult
inserious personalinjury.
4. Removetheback guide(Figure3).
5. Press the lever (Figure 3, E) to a neutral position and
raisethe sharpenertothe top(original)position.
6. Remove the four hold-down nuts (Figure 3, V) and
removethesharpener.
Note: If you press the sharpener lever (Figure 3, E)
down too far (beyond the neutral position), it will lock
the sharpener bracket. If this occurs, lift the release
lever (Figure 3, D) and start over again.
D releaselever
E sharpenerlever
V hold-downnut
X plate bolt nut
Figure3. RemovingtheSharpener
Replacing the Rubber Driver Pulley
Thesharpener isdrivenby arubber driverpulley,as shown
inFigure 4. Replacethis driverpulley wheneverit appears
to be worn or damaged, as follows:
1. Removethesharpenerfromthemachine(seeRemov-
ingtheSharpeneronpage5).
2. Press the sharpener lever (Figure 3, E) to a neutral
position and lower the sharpener until an inch of the
square shaft (Figure 4, W) is exposed.
W squareshaft
Figure4. Replacing theRubberDriver Pulley
3. Holdthesquareshaftwithawrench. Positionthewrench
as close as possible on the shaft to the sharpener
housing.
4. Use a spanner wrench to remove the driver pulley
byturningitclockwiseasindicatedbythearrowinFigure
4.
Note: Thepulley has aleft-hand thread.
5. Reassemblethenewpulleyonthesharpener.
6. Reassemblethesharpeneronthemachine.
BACK GUIDE
X