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Tsubaki MZEU Series Technical specifications

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TSUBAKI E&M CO.
- 1 -
Cam Clutch Installation and Maintenance Instruction
MZEU Series
MZEU30(K),MZEU35(K), MZEU40(K) ,MZEU45(K),MZEU50(K) MZEU60(K),MZEU70(K),
MZEU80(K),MZEU90(K), MZEU100(K), MZEU130(K),MZEU150(K)
ThankyouforchoosingTsubakiE&M products.
Beforeinstallingor workingontheproduct,confirmitisthecorrect sizebycheckingitslabelandmakesure youhavethecompletesetof
arts.Ifanypartis missing, contact yourdistributor immediately.
This manual shouldbe considered an essential partoftheunitand remain withtheunit whenredistributed.
SAFETY
YourCamClutchisahighquality,sophisticatedunitwhichshouldbehandledbyexperiencedengineersonly.
For safetypurposes,make surethismanual iseasilyaccessiblebytheuser atalltimes.
Toensuresafetyand optimal performance, carefullyread this instruction manual in itsentirety.

Death or serious injury may resultfrom misuse, improper installationand/or improper maintenance of
this product. Please refer to the detailed instructions provided in this manual for installation and
maintenancespecifications.
USE CARE TO PREVENT INJURY
COMPLYWITH THE FOLLOWING TO
AVOIDSERIOUS PERSONAL INJURY:
1.Guardsmust beprovidedonallchain andsprocketinstallations in
accordancewithprovisions ofANSI/ASME B15.1-2000
“Safety Standards for Mechanical Power Transmission Apparatus,” and
ANSI/ASMEB20.1- 2012 “Safety Standards for Conveyors and Related
Equipment,” or other applicable safety standards. Whenrevisionsof
thesestandardsarepublished, theupdated editionshallapply.
2.Always lock outthepower switchbeforeinstalling, removing, lubricating
orservicingasystemwhichuses PTUCproduct.
3.Whenconnecting or disconnectingPTUCproducts,eyeprotectionisrequired.
Wearsafety glasses, protectiveclothing,gloves andsafetyshoes.
4.Improperinstallationor mounting,as wellas operatingconditionsand maintenance,
can affect the performanceofacamclutch.Thecamclutchshould be inspectedregularly.
“PTUC is used by U.S. Tsubaki to designate “Power Transmission Unit Components.”
PTUCproductsincludeCamClutchDISCO,POWER-LOCK
Ⓡ
,Shock Relay,Gearmotor,
HFDrive,Shock Damper,PowercylinderTM ,Couplings,SCRvariablespeed motorand
other likeproducts manufactured by/for Tsubaki.
WARNING
WARNING
TSUBAKI E&M CO.
- 2 -
Construction
Installation and usage
1.MZEUseriesisamodulartypeCamClutchwhichisdeliveredasaMZEUseries BasictypeorMZEU-Kseries with optionparts (E1,E2, E5,
E7flanges, E3 Torque armand E4 cover) which are required as separate parts.
2.MZeu12 to MZEU80arepre-greasedandrequirenolubrication.Theoperationaltemperature rangeis-40F(–40°C)to104F(+40°C).
MZEU90toMZEU150requireoillubrication.
3.Recommendedtolerance of shaft andattachingpartspulley,gearorsprockettotheclutch isshown below.
ClutchBoreorODofOuterrace
FitGuide
0to1.20 inches dia.
0to30mm dia.
Linefit to.0008inches loose
(0.020mm)
1.20 to 2.00 inches dia.
30mm to 50mmdia.
Linefit to.0010inches loose
(0.025mm)
2.00 to 3.15inches dia.
50mm to 80mmdia.
Line fit to.0012 inches loose
(0.030mm)
3.15 to 4.70inches dia.
80mm to 120mmdia.
Linefit to.0014inches loose
(0.036mm)
4.70 to 7.10 inches dia.
120mmto180mmdia.
Linefit to.0016inches loose
(0.041mm)
7.10 to 9.85inches dia.
180mmto250mmdia.
Linefit to.0018inches loose
(0.046mm)
9.85 to12.40 inches dia.
250mmto315mmdia.
Linefit to.0020inches loose
(0.051mm)
12.40 to15.70 inches dia.
315mmto400mmdia.
Linefit to.0023inches loose
(0.058mm)
4.Thekeyshouldbeinaccordance withDIN6885.1.
5.Cleanthesurfaceofbothendoftheouterraceandthecontactsurfacesoftheflanges,torquearmandcover.
6.ApplysealadhesivetothesurfaceoftheouterraceatbothendsformodelMZEU90 to MZEU150.
7. Verify the direction of rotation and attachtheflanges,torque armor cover.
8.When installing sprocket,gear,andotherequipment to theclutch,fitthemonthe surfaceoftheflange byusing hexagonsocket cap screws.
8. Byinstallingeachoptionpartonthe opposite side, the direction of rotationcanbechanged.
9.Fixthegreasenipple and set screwto the optionpartsformodelMZEU12toMZEU80.
10.When mountingtheclutch ontotheshaft,applypressuretothe inner racebutnevertotheouter race. Tap theinner racelightlywith asoft
hammer movingaround the race circumferencesotheCamClutch movesslowlyanduniformlyontotheendoftheshaft.
①Innerrace
②Outer race
③Cam
④Spring
⑤Bearing
⑥Side plate
MZEU12toMZEU80
①Innerrace
②Outer race
③Camcage
④Snapring
⑤Bearing
⑥Plug
MZEU90toMZEU150
TSUBAKI E&M CO.
- 3 -
TypicalInstallations
Lubrication andMaintenance* forMZEU12 toMZEU80
MZEU12to MZEU80are pre-greasedand require nolubrication to Camarea.
Add smallamount ofgreasefromthe grease nipple on the optionparts every 3months to keepthecorrect function for bearings.
Brand
23
℉
to104
℉
(-5
℃
to40
℃
)
-40
℉
to104
℉
(-40
℃
to40
℃
)
Shell
AlvaniaGrease S1, Sunlight Grease1, AeroshellNo.7, AeroshellNo.22
AlvaniaGrease RA
FiskeBros.
LubriplateLow-Temp, AeroLubriplate
KyodoYushi
MultempPS N0.1
MultempPSNo.1
Petro-Canada
PRECISIONSynthetic
Exxson Mobil
----------
Beacon 325
Note:DonotusegreasethatcontainsEPadditives.E1toE7optionsaresuppliedwithboltsforinstallationandthegreasenipple.
Lackofprescribedmaintenanceandlubricationwillshorten the Servicelife ofCamClutch and may causeunnecessary mechanical damage.
*Actual maintenancemay varydepending on usage and operating conditions.
TSUBAKI E&M CO.
- 4 -
Lubrication andMaintenance* forMZEU90 toMZEU150
1.Apply asuitable amount of oil before use.
2.Asageneral rule,the amountoflubricantshouldbelevelwiththecenteroftheshaftforoverrunningorbackstoppingapplication.
3.TheE2 flangehasthree plugs.
The E4 cover has alarge plug for addingoil and twosmall plugsfor checking and draining.
4. Placethe plugs, so thatoneis at thetopandone is atthebottom. The centerone should belevel withthecenterof the shaft
5.Pouroilintotheclutchuntilitover flows fromcheck plug.Afterafew minutes, pourin more oil and checkthatitoverflowagain.
Bulletin No. 04BY-00E
TSUBAKI E&M CO.
1-1,Kohtari-Kuresumi,Nagaokakyo Kyoto 617-0833,Japan
Phone :+81-75-957-3131
Facsimile: +81-75-957-3122
Internet : http://tsubakimoto.com/tem/
GlobalAssociated Partners:
Tsubakimoto SingaporePte. Ltd.
http://tsubaki.sg/
U.S.TsubakiPower Transmission,LLC
http://www.ustsubaki.com/
TaiwanTsubakimoto Co.
http://tsubakimoto.com.tw/
TsubakiofCanadaLimited
http://tsubaki.ca/
Tsubakimoto Chain (Shanghai) Co.,Ltd.
http://tsubaki.cn/
TsubakiAustraliaPty.Limited
http://tsubaki.com.au/
Tsubakimoto EuropeB.V.
http://tsubaki.eu/
Tsubakimoto U.K. Ltd.
http://tsubaki.eu/