for
CINCINNATI
HA WK TURNING CENTER
Model 150 / 200 / 250 (ERD)
with F ANUC SERIES 21i
CNC CONTROL
PUBLICATION NO. 91203597B001
IMPORTANT
Carefully read the instructions and safety precautions given in this
manual. Do not attempt to operate this machine until you have thoroughly read and understood the material contained in this manual
and all other applicable manuals.
Atthetime ofwriting,thebook wascompletely u p--to--date.However,
due to continual improvements in design, it is possible that descriptions contained herein may vary to a slight extent from the system delivered to you. This merely implies thatthe system hasbeen improved
to better fulfill your requirements.You areencouraged to contact the
nearest Cincinnati Machine representative for clarification.
Patents Notice
Themachine and attachments and partsthereof illustrated and describedin
this book are manufactured under and protected by issued and pending
British and Foreign Patents and copyright is reserved in any originaldesign
feature thereof and in the contents of this book and every part thereof.
1998 Cincinnati Machine, a Division of UNOVA Industrial Automation Systems, Inc.
Cincinnati Machine, CINCINNATI, DART ,ARROW, SABRE, LANCER and HAWK are
trademarks of Cincinnati Machine, a division of UNOVAIndustrialAutomationSystems, Inc.
ACRAMATIC is a trademark of Vickers E.S.D., Inc.
Printed in England -- EDITION 1 -- June 1999
WARNING 1
In order to clearly show
details of this machine,
somecovers,shields,
guards, barriers, devices or
doorshaveeitherbeen
removed or shown in an
”open” position. All such
protectivecomponents
must be installed in position before operating this
machine.
Failuretofollowthis
instruction may result in
personal injury.
WARNING 2
FOREWORD
The purpose of this manual is to provide the necessary information to
enable suitably experienced personnel, to operate the CINCINNATI
HAWK 150/200/250 Turning Centers equipped with Fanuc 21i control
system.
Information contained in this manual is not warranted and is subject to
change without notice.
Themanualhasnotbeenpreparedtoenableinexperiencedpersonnelto
operate the machine without further training.
The owner/user is responsible for the training of inexperienced
personnel and for providing the background necessary for experienced
personnel to safely operate these m achines.
It is intended to cover t he control of the MTB (Machine ToolBuilders)
dependant functions as applicatble to the HAWK TURNING MACHINE with Fanuc control.
It does not include general part programming or control maintenance
information. These are covered inthe appropriate GE FANUC
Operators and maintenance manuals, as supplied with the machine.
CUTTING FLUIDS
When soluble coolants are
used, it is important to ensurethatrecommended
The chapter on general safety precautions should be observed at all
times during m achine operation and maintenance. Read this chapter
before reading the remaining chapters in this manual and operating the
machine.
concentrationlevelsare
maintained.
Failuretofollowthis
instructioncan cause corrosion of safety critical parts,
resulting in machine damage and/or serious personal
injury.
Anyquestionspertaining to the operationofthemachineshould be directedto:
Lethal voltages are present in the magnetics and electrical control cabinets when the MACHINE MAIN DISCONNECT is ’ON’. Current and voltage measurements shouldbe attempted only by qualified electrical maintenance personnel.
Before working on any electrical circuits, turn the machine Main Disconnect Device ’OFF’ and lock It.
Capacitors in the ServoDrives requireupto 20 minutes tocompletely discharge. Alwaysverify thatdischarge
is complete using a known working and calibrated voltmeter before commencing work on these units.
Unless expresslystated inapplicable CincinnatiMachine documentation or by the appropriate Cincinnati Ma-
chine Field Service Representative, do NOT work with electrical power ’ON’. If such express statement of
advice exists, working with electrical power ’ON’ should be performed by a Cincinnati Machine Field Service
Representative. Thecustomer and subsequenttransferees must determinethat any other personperforming
work with electrical power ’ON’ is trained and technically qualified.
Failure To Follow This Instruction May Result In Death Or Serious Personal Shock Injury.
Parts Catcher fitted to Operator Door12--1..................................
Fig. 61
Operators Control Panel16--6............................................
Chapter 1
Safety Precautions
Important
WARNING
Read related safety precautions before operating
this machine. Failure to
follow safety instructions
may result in serious personal injury.
WARNING
Inordertoclearly showdetailsofthismachine,some
covers, shields, guards,
barriers,devices, ordoors
have either been removed
or shown in an ”open”
position. All such protective components must be
installedinpositionbefore
operating this machine.
Failuretofollowthis
instruction may result in
serious personal injury.
Thesesafety precautions for thisCINCINNATI machinehavebeenprepared
to assist the operator, programmer and maintenancepersonnelin practicing
good shop safety procedures.
Operator and maintenance personnel must read and understand these
precautions completely before operating, setting up, running, orperforming
maintenance on the machine.
Theseprecautions are to be used as aguidetosupplement safetyprecautions
and warnings in the following:
a.All other manuals pertaining to the machine.
b.Local, plant, and shop safety rules and codes.
c.National safety laws and regulations.
Cincinnati Machine 91203597B001Page 1--1
WARNING
Failure to follow instructions on this page may result in serious personal injury.
General Safety Instructions And Considerations
Personal Safety
Machineowners,operators,setupmen, maintenance, and servicepersonnel
must be aware of the fact that constant day--to--day safety procedures are a
vital part of their job. Accident prevention must be one of the principal
objectives of the job regardless of what activity is involved.
Know and respect your machinery. Read and practice the prescribed safety
and checking procedures. Make sure that everyone who works for, with, or
near you fully understands and -- more importantly -- complies with the
following safety precautions and procedures when operating this machine.
Sudden movements, loud noises, horseplay, etc., must be avoided. These
distractions may result in unsafe conditions for those working near the
machinery.
Observe and follow safety instructions such as “NO SMOKING”, “High
Voltage”, “DANGER”, etc., in your working area.
Accidents can occur that result in serious personal injury to yourself or
othersduetoclothingandother articlesbecomingentangled in cutters,hand
wheels, levers, or moving machineelements. The following suggestions, if
followed, will help you to avoid such accidents: Neckties, scarfs, gloves
(except as worn for protection when handling sharp edged cutting tools or
rough, sharp or hot parts, see TOOL SAFETY) loose hanging clothing, and
jewelry such as watches, rings, or necklaces must not be worn around
moving machinery. Restrain long hair with a cap or net. Wear gloves only
when handling rough, sharp, or hot parts.
Use safety protective equipment. Wear clean approved eye or face
protection. Safety--toe shoes with slip--proof soles can help you avoid
injury. Keep your protective equipment in good condition.
Neveroperateorservicethis equipmentifaffectedbyalcohol,drugsorother
substances or conditions which decrease alertness or judgment.
Work Area Safety
Always keep your work area clean. Dirty work areas with such hazards as
oil, debris, or water on the floor may cause someone to fall to the floor,into
the machine, or onto other objects resulting in serious personal injury.
Make sure your work area is free of hazardous obstructions and be aware of
protruding machine members.
Returntoolsandsimilarequipmenttotheirproperstorageplaceimmediately after use. Keep work benches neat, orderly, and clean.
Report unsafe working conditions to your supervisor or safety department.
Items such as: worn or broken flooring, ladders, and handrails, unstable or
slippery platforms, or scaffolds must be reported and repaired before use.
Do not use skids, work pieces, stock, machines, tote pans, and boxes as
makeshift climbing aides.
Page 1--2
Cincinnati Machine 91203597B001
WARNING
Failure to follow instructions on this page may result in serious personal injury.
WARNING 1
CUTTING TOOLS
Useadequatehand
protection at all times
whenhandlingsharp
edged cutting tools.
Failuretofollowthis
instruction may result in
serious personal injury.
T ool Safety
Sharp edged cutting tools must be handled with gloves or a shop cloth.
Inspect cutting tools before use and reject defective tools.
See WARNING 1.
Remove hand tooling such as wrenches, measuring equipment, hammers,
and other miscellaneous parts from the machine immediately after usage.
Lifting And Carrying Safety
Contact supervision if you have any questions or are not sure about the
proper procedures for lifting and carrying.
Before lifting or carrying an object, determine the weight and size by
referringto such things as tags, shipping data, labels, marked information,
or manuals.
Use power hoists or other mechanical lifting and carrying equipment for
heavy, bulky,orhardto handleobjects. Use hookup methods recommended
by your safety departmentand know the signals for safely directing a crane
operator.
Never place any part of your body under a suspended load or move a
suspended load over any part of another person’s body. Before lifting, be
certain that you have a safe spot for depositing the load. Never work on a
component while it is hanging from a crane or other lifting mechanism.
Ifindoubt as tothesizeortype ofliftingequipment,method, andprocedures
for lifting, contact CincinnatiMachine beforeproceeding to liftthe machine
or its components.
Always inspect slings, chains, hoists, and other lifting devices prior to use.
Do not use lifting devices found to be defective or questionable.
Neverexceedthe safety ratedcapacity of cranes, hoists,slings, eyebolts,and
other lifting equipment. F ollow, National and local, standards and
instructions applicable to any lifting equipment you use.
Before inserting an eyebolt, be certain that both the eyebolt and the hole
have the same size and type threads. To attain safe working loads, at least
90% of the threaded portion of a standard forged eyebolt must be engaged.
Cincinnati Machine 91203597B001Page 1--3
WARNING
Installation And Relocation Safety
Before lifting the machine, consult the machine m anual or Cincinnati
Machine for proper methods and procedures.
Failure to follow instructions on this page may result in serious personal injury.
An electrician must read and understand the electrical schematics prior to
connectingthe machine to the power source. After connecting the machine,
testallaspectsof the electrical system for proper functioning. Alwaysmake
sure the machine is grounded properly. Place all selector switches in their
OFF or neutral (disengaged) position. The doors of the main electrical
cabinet must be closed and the main disconnect switch must be in the OFF
position after the power source connection is complete.
Alwayslock the main disconnectdevice in the OFF position if the machine
is left unattended, unless machine is part of an unmanned manufacturing
system and in a production cycle.
When the machine is installed, be sure that the motors rotate in the proper
indicated direction.
Setup And Operation Safety
Readand understand all the safety instructions before setting up, operating,
or servicing this machine. Assign only qualified personnel, instructed in
safety and all machine functions, to operate or service this machine.
Operators and maintenancepersonnel must carefully read, understand, and
fully comply with all machine mounted warning and instruction plates. Do
notpaintover,alter,or defacethese platesorremovethemfromthemachine.
Replace all plates which become illegible. Replacement plates can be
purchased from Cincinnati Machine.
Safety guards, shields, barriers, covers, and protective devices must be
connected or in place before operating t he machine.
All safety features, disengagements, and interlocks must be in place and
functioningcorrectlypriorto operation of this equipment. Never bypass or
wire around any safety device.
When setting up or adjusting a workpiece or fixture, be certain it is a safe
distance away from the cutting tool. Always retract the workpiece a safe
distance from the cutting tool when loading and unloading.
The spindle must be stopped beforeadjusting the coolant dischargenozzle.
Neverbrakeor slow down moving machinerywith your hand or with some
makeshiftdevice.Neveruse machine power to remove a nut from anyshaft.
The spindle and slides must be stopped when measuring work pieces,
changing tools, or removing chips and grit. Remove chips and grit with a
chip rake or brush, not with your hands.
Page 1--4
Cincinnati Machine 91203597B001
WARNING
Failure to follow instructions on this page may result in serious personal injury.
Keepall parts of your body offthe machinetable, table edge, outof the path
of moving units, trip dogs, trip plungers, and out of the “machining area”
during machining operations. Never lean on a machine or reach over or
throughamachine-- you canbecomeentangledintoolingandothermoving
elements or you may accidentally activate start buttons, feed controls, rapid
traverse controls, power work holding control, or similar devices.
During operation, be attentive to the machining process. Excessive
vibration, unusual sounds, etc., can indicate problems requiring your
immediate attention. Watch for conditions such as packed chips or grit
which can cause breakage of tooling or machine elements.
Shut off power to the machinewhenleaving the operating area or at the end
of your work period. Never leave the machine running unattended, unless
it has beendesignedto do so. TurnthemasterdisconnectdevicetotheOFF
position before cleaning the machineat the end of the working day or when
guards or covers are removed that expose hazardous areas.
Maintenance Safety
See DANGER notice.
Do not attempt to perform maintenanceon this machine until you read and
understand all the safety instructions.
Assign only qualified service or maintenance personnel trained by
Cincinnati Machine, to perform maintenance and repair work on this
machine. They should consult the service manual before attempting any
service or repair work and when in doubt contact Cincinnati Machine. Use
only Cincinnati Machine replacement parts; others may impairthe safety of
the machine. Before performing maintenance or service work, Warning or
Danger signs must be placed conspicuously about the machine. Before
detachingcounterweights ordriving mechanisms, verticalsliding members
must be blocked properly. See the Service Manual for proper dismantling
procedures.
Before removing or opening any electrical enclosure, cover,plate, or door,
be sure that the Main Disconnect Switch is in the OFF position. If any tool
is required to remove a guard, cover, bracket, or any basic part of this
machine, place the Main Disconnect Switch in the OFF position, lock it in
theOFF position. If possible, post a sign at the disconnect switch indicating
that maintenance is being performed.
Whenever maintenance is to be performed in an area away from the
disconnectandthedisconnectisnotlocked,tagall start button stations with
a “DO NOT START” tag. Adequate precautions, such as locks on circuit
breakers, warning notices, or other equally effective means must be taken
to prevent electrical equipment from being electrically activated when
maintenance work is being performed.
Before attempting to adjust, repair, or perform maintenance on electrical
circuits connected with yellow wires, first find the source of power, turn it
off, and lock it in the OFF position. Machine tool interlock control circuits
connected with yellow wires are powered from a source away from the
machine andcarry voltageeven when the machine’smaindisconnectdevice
is turned to the OFF position.
Whenremovingelectrical equipment, place numberorlabeledtags on those
wiresnot marked.Ifwiring, is replaced, besure it is of thesame type, length,
size, and has the same current carrying capacity.
Cincinnati Machine 91203597B001Page 1--5
WARNING
Failure to follow instructions on this page may result in serious personal injury.
Close and securely fasten all guards, shields, covers, plates, or doors before
power is reconnected.
An electrical technician must analyze the electrical system to determine the
possible use of power retaining devices such as capacitors. Such power
retaining devices must be disconnected, discharged, or made safe before
maintenance is performed.
Working space around electrical equipment must be clear of obstructions.
Provide adequate illumination to allow for proper operation and maintenance.
DANGER
HIGH VOLTAGE
Lethal voltages are presentin themagnetics and electrical
control cabinets whenthe MACHINE MAIN DISCONNECT is
’ON’. Current and voltage measurements should be attempted only by qualified electrical maintenance personnel.
Beforeworking on any electrical circuits, turn the machine
Main Disconnect Device ’OFF’ and lock It.
Capacitors in the Servo Drives require up to 20 minutes to
completely discharge.Always verify that discharge is
complete using a known working and calibrated v oltmeter
before commencing work on these units.
Unless expressly stated in applicable Cincinnati Machine
documentation or by the appropriate Cincinnati Machine
Field Service Representative, do NOT work with electrical
power ’ON’. If such express statement of advice exists,
working with electrical power ’ON’ should be performed by
a Cincinnati Machine Field Service Representative. The
customerandsubsequenttransfereesmustdeterminethat
any other person performing work with electrical power
’ON’ is trained and technically qualified.
F AILURETO FOLLOW THIS INSTRUCTION MAYRESULTIN
DEATH OR SERIOUS PERSONAL SHOCK INJURY.
Materials Used With This Product
Various materialsmaybe usedwiththisproduct.Beforeusing/mixing/diluting materials with this product,contact the manufacturer/authorized
supplier of the material to determine that the material is suitable for the
intended application andrequest a MaterialSafety DataSheet (MSDS) from
the material manufacturer.
Page 1--6
Cincinnati Machine 91203597B001
NOTE
The information and tables
contained in this article relate to Cincinnati Machine
methodsandstandards.
Consult National, Local and
Plant Laws and Regulations
regarding lifting practices.
WARNING
Before inserting an eyebolt, check to be certain
that both the eyebolt and
the hole have the same
sizeandtypethreads. For
example: M12withM12or
.375 --16 with .375--16.
To attend safe working
loads, at least 90% of the
threadedportionofa
standard forged eyebolt
must be engaged.
Failuretofollowthis
instruction may result in
serious injury.
LIFTING DEVICES
GENERAL
The use of lifting devices is subject to certain hazards that cannot be met by
mechanical means but only by the exercise of intelligence, care, and
common sense. It is, therefore, essential to have competent and careful
operators, physically and mentally fit, thoroughly trained to the safe
operation of the equipment and the handling of the loads. Serious hazards
are overloading, dropping or slipping of the load caused by improper
hitching or slinging, standing or crawling under a load, swinging loads,
obstruction to the free passage of the load, using equipment for a purpose
or a manner for which it was not intended or designed..
EYEBOLTS
A straight lift is preferred when using eyebolts. An angular lift places
additional stresses on an eyebolt, above that of the load to be hoisted.
Ifthesituationnecessitates an angularlift,the safe workingload for angular
lifts shown in Fig. 1 and Fig. 2 should be used.
Whenmultiple eyeboltprovisionsaredesignedintoalift, it isrecommended
(in most applications) that a spreader bar be used. (See Fig. 9 which
illustrates a typical spreader bar arrangement.)
No greater stress should be allowed than that given under Safe Working
Load in Fig. 1 and Fig. 2.
To obtain greatest strength from an eyebolt, it must fit reasonably tight in
the hole with at least 90% of the threaded length engaged.
Eyebolts should never be welded or subjected to heat in excess of 900F
[480C].
Eyebolts should never be painted or otherwise coatedwhen used for lifting,
as such coating will very likely cover up flaws.
Eyebolts should be routinely inspected for defects and if any defects are
found,theyshouldbe destroyedbymelting,crushing,orcutting clearacross
the eye.
TO THIS WILL BE LABELED
ADJACENT TO THE LIFT
POINT.
.12
.12
TYP.
NO 21 (.032) GAGEALUMINUM.-- NO. AL5052 ALLOY. ETCHEDAREAS TO
BEBLACK BAKEDENAMEL.ETCHEDDEPTHTO BE .003 TO .005 INCHES
------ OR ------ NO. 21 (.032) GAGE
ALUMINUM WITH METALPHOTOPROCESS.ALL LETTERING TO BEHELVETICA MEDIUM.
.109 DIA.THRU
4PLACES
3375984
.08
.25
.12 R
Fig. 4
Eyebolt I.D. Plates -- Inch and Metric
3TYP.
NO 21 (.032) GAGE ALUMINUM.-- NO. AL 5052 ALLOY. ETCHED AREAS TO BE BLACK
BAKED ENAMEL.ETCHED DEPTH TO BE .003 to .005 INCHES ------ OR ------ NO. 21 (.032)
GAGE ALUMINUM
WITH METALPHOTOPROCESS. ALLLETTERING TOBE HELVETICA MEDIUM.
SURFACE GRAIN TORUN PARALLEL TO LETTERING WITH SATINFINISH.
INCH
.375--16 UNC
THIS MACHINE HAS BEEN
MANUFACTURED TO UTILIZE
”METRIC” THREAD LIFTING
DEVICES. ANY EXCEPTION
75
TO THIS WILL BE LABELED
ADJACENT TO THE LIFT
POINT.
1.4
THRU--4
3TYP.
PLACES
3338325
SHOULDER METRIC
ISO METRIC
150
6.3
3375983
2
3R
3338329
M12
Fig. 5
Instruction Plate -- Inch (Part Number 3375984)
Page 1--8
Fig. 6
Instruction Plate -- Metric (Part Number 3375983)
Cincinnati Machine 91203597B001
HOIST RINGS
A
PAR
T.N
O
PLATE
Hoist Rings are superior to eyebolts for angular lifting.
Be certain the thread projection is in accordance with the manufacturer’s
recommendation.
Do not recut any damaged threads on hoist rings.
To obtain the safe working load, torque to the recommended values shown
Observe all other safety precautions normally practiced on eyebolts.
FF
90
_
WW
MAX. WT
EACH RING
FF
90
_
WW
MAX. WT
EACH RING
FF
60
_
WW
MAX. WT
EACH RING
FF
90
WW
MAX. WT
EACH RING
FF
45
_
WW
MAX. WT
EACH RING
FF
90
WW
MAX. WT
EACH RING
FF
30
_
WW
MAX. WT
EACH RING
NOTE F=FORCE W=WEIGHT
CM IDENT.
P
CM IDENT.
PART. NO.
.xxx--xx
PLATE
RT. NO.
.xxx--xx
.
Cincinnati Machine 91203597B001Page 1--9
SPREADER BARS AND LIFTING BEAMS
p
y
p
SPREADER
TO LOADTO LOAD
Fig. 9
S
reader Bar -- T
ical
Spreader bars are used when multiple eyebolts are designed into a lift.
Always observe the following safety precautions when using a spreader bar
or lifting beam
Do not exceed the safe working load.
Use the spreader or beam to handle parts or components only for which it
was designed.
Inspect it before each use.
Do not alter or weld anything to bar or beam.
Store properly to avoid damage.
CHAIN
Selectachainwiththesuitablecharacteristics and capacityforthe load. See
above. Always observe the following safety precautions.
Do not shorten chains with knots, bolts, or any non--approved method.
Never use damaged chain.
Hitch chain securely to the load.
Pad sharp cornerswith materialof sufficientstrength to withstand load and
Keep hands and fingers from between the chain and load.
Avoidshockloading-- particularlywhenworkingat temperaturesbelow40
F[4C].
Never pull chain from under load when load is resting on chain.
Correct kinks and twisting in chain before lifting.
Lift from center of hooks. Avoid lifting from the point.
Assurethatloadisfreeto move beforelifting.Keepclearof all obstructions.
When using a basket hitch, balance load and assure that chain legs contain
or support load from the sides above the center of gravity.
Storechainsin an area where they will notbe subject to mechanicaldamage
or corrosive action.
Cincinnati Machine 91203597B001Page 1--11
CABLE SLINGS
Select the appropriate size wire rope and hitch. See Table below.
Guide loads with a tag line when practical.
When using multiple leg sling, select longest one possible.
Examine for damaged or worn area.
Attach securely to load.
Pad sharp corners to protect wire rope.
Center load in the base (bowl) of the hook to prevent hook point loading.
Do not kink, twist, or loop legs.
Keep hands and fingers from between wire rope and load.
Stand clear of attached load.
Start lift slowly to avoid shock injury.
Do not pull wire rope from under a load when the load is resting on it.
Do not shorten sling by knotting, by wire ropeclips, or by any other means.
Do not inspect wire rope by passing barehands over the body.Brokenwire,
if present, may puncture the hands.
Keep wire rope well--lubricated to prevent corrosion.
Page 1--12
Use gloves at all times when handling.
Cincinnati Machine 91203597B001
SYNTHETIC MATERIAL SLINGS
Select the sling with the suitable characteristics and capability for the load
and environment. See Fig. 12.
AS THE SLING TO LOAD ANGLE
DECREASES, SO DOES THE RATED CAPACITY OF A SLING.
SLING--TO--LOAD ANGLE IS ALWAYS
THE ANGLE BETWEEN THE SLING LEG AND
THE HORIZONTALSURFACE.
SLING
TO
LOAD
ANGLE
Fig. 12
Sling Load Angle Chart
USE THIS CHART
FOR ALL TYPE
SLINGS; ROPE,
CHAIN, OR NYLON.
90
75
60
45
30
RATEDSLING CAPACITY--ONE LEG
SLING
LIFTING
EFFICIENCY
100.0 %
96.6 %
86.6 %
70.7 %
50.0 %
If Sling Ca-
pacity
at 90
is...
(LB. [KG])
1000
[454
]
1000
[454
]
1000
[454
]
1000
[454
]
1000
[454
]
Then Actual
Sling Capacity
is ...
(LB. [KG])
1000
[454
]
968
[439
]
866
[390
]
707
[320
]
500
[225
]
When using a choker hitch, the sling shall be long enough to assure that the
choking action is on the webbing.
Slings used in a basket hitch shall have the load balanced.
Do not drag slings over the floor or any abrasive surface.
Do not twist or tie knots in slings.
Never pull sling from load when the load is resting on it.
Protect sling from sharp corners and abrasive surfaces.
Do not drop slings.
Store slings in an area where they will not be subject to mechanical or
chemical damage.
Do not use where acid conditions exist.
Do not use polyester and polypropylene slings where caustic conditions
exist.
Do not use polyester and nylon slings at temperatures in excess of 180
F nor polypropylene slings at temperatures in excess of 200F.
Do not use aluminum fittings where caustic conditions exist.
Cincinnati Machine 91203597B001Page 1--13
P TYPE HOOKS
N
O
P type hooks are a proprietary design and should be considered for heavy
(machine and unit) lifts.
Fig. 14 gives dimensional data, safe working loads andscrewtorquevalues
for P type hooks.
The use of these hooks must be shown on the assembly drawing, listed in
the Bill of Material and shown in the lifting section of the ServiceManual.
WHEN DESIGNING METRIC SIZES SEE THE CURRENT LIFTING MANUAL
TORQUETORQUE
LB./FT.N--m
S HOOKS
A
The use of S hooks in conjunction with some of the other lifting devices
dictates additional safety rules which must always be practiced.
Never use more than one S hook in a single chain link or hook.
Inspect the S hook before each use and if damaged destroy by cutting into
two pieces.
Neverexceed the safe workingload which should be stamped on each hook.
Do not paint, weld, or expose an S hook to high heat.
Page 1--14
Cincinnati Machine 91203597B001
STAMPTO
INDICATE ALLOY
Do not use when either or both S hooks are opened more than 15% of the
normal throat opening or twisted more than 10from the plane of the
unbent hook.
B
A
C
R(REF.)
STAMPWORKING LOAD LIMIT WITHLOW STRESS
CHARACTERS PER NUCLEAR AMERICAN
SOCIETY OF MECHANICAL ENGINEERS CODE
SECTION III,DIV. 1, PARAGRAPH NA--3766.6 (2)
C
STAMP MFGR. NAME OR TRADEMARK FOR
IDENTIFICATION
Fig. 15
“S” Hooks
PARTNO.
MAX. WORKING
LOAD
LBS.KG
MANUFACTURER AND
CODE NUMBER
ALL DIMENSIONS IN
INCHES
(See Fig 16.)
S--HOOK
WEIGHT
AB CRLBS.
3590535--5650294 CM Chain 5622500.5007.50 2.001.000.80
Allhooks or cranes or any othertype lifting device should be equippedwith
a safety latch (see Fig. 19) similar to the one manufactured by the
Harrington Co., Plymouth Meeting, Pennsylvania.
Fig. 19
Safety Latch
Illustrations or descriptions of any special lifting devices or techniques
required for servicing components of a specific machine are found in the
section dealing with the particular component.
Always contact the nearest Cincinnati Machine representative if there are
any questions regarding the lifting of any machine components.
Cincinnati Machine 91203597B001Page 1--17
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