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3

Safety Recommendations

The guard must be securely attached to the grinder with all bolts,
nuts and lockwashers in place and torqued to 30 - 40 in. lbs..

The speed rating, warning tags and warning labels should be
maintained or replaced for legibility in the event or damage.
Speed rating, warning tags, and warning labels are available
from the manufacturer.

Before mounting a wheel, after all tool repairs, and whenever a
grinder is issued for use, check the free speed of the grinder with
a tachometer to make certain that the actual free speed at 90 psig
(6.2 bar) does not exceed the rated free speed stamped on the
tool. Grinders in use on the job must be similarly checked at least
once every twently hours of operation, or once every week,
whichever is more frequent. Checking free speed after the
removal of each worn wheel and before mounting a new wheel
is highly recommended.

INSPECT THE GRINDING WHEEL!

Check the maximum safe RPM marked on the wheel. Never use
a wheel rated below the actual tool speed. 
Inspect the wheel
for cracks or chips, water stains, or signs of abuse or improper
storage.  Cracked, chipped or faulty grinding wheels are
dangerous and must not be used.
 They must be destroyed
rather than risk their use by someone who may not notice that
they are damaged.

Causes of abrasive wheel failures have been traced to such
factors as:

• Dropping, bumping, or abuse (careless handling
  of the grinder or wheel)
• Improper mounting
• Imbalance
• Improper shipment or storage
• Exposure to water, solvents, high humidity, freez-
  ing and extreme temperatures
• Mismatched speed ratings
• Age

Abrasive wheels known to have been subjected to any of the
above conditions can burst violently. Never operate a verti-
cal grinder without proper wheel guard in place.

CHECK FLANGE

Check the grinder spindle and driving flange for signs of damage
or abuse. On a vertical grinder the driving flange must be flat,
unrelieved, and free of nicks and burrs. The spindle must not be
bent and the threads should be free of any damage that might
keep an abrasive wheel and its mount from locating centrally or
seating properly against the driving flange.

ABRASIVE WHEEL MOUNTING & BEGINNING GRINDING
OPERATION

Wheel must be sufficiently tightened to prevent wheel spin off.
Do not over-tighten. Always use a wheel retainer on Type 6 or 11
wheels (cup wheels).

Before beginning operations or after mounting a wheel, the tool
must be run for one (1) minute in a protected enclosure to check
the integrity or the wheel. During this time or any other time, no
one should stand in front of or in line of the wheel. When starting
work with a cold wheel, apply it gradually to the workpiece until
the wheel becomes warm.

DO NOT CONTINUE TO USE A GRINDER IF:

• It is not equipped with the proper wheel guard
• The speed rating of the wheel is less than the
   speed of the grinder
• It starts to vibrate
• You sense any changes in tool speed or an
  unusual increase in noise output that would
  indicate the tool is running at excessive speed
• You notice excessive end play in the spindle
• You hear any unusual sound from the grinder

RETURN THE TOOL TO THE TOOL CRIB FOR SERVICE
IMMEDIATELY!

1

2

3

4

5

6

0

202370

SPEED RATING

AND WARNING TAG

203011

WARNING TAG

202408

WARNING AND

INSTRUCTION LABEL

OVER

CAUTION

!

Personal hearing protection is 

recommended when operating

or working near this tool.

WARNING

!

Impact resistant eye protection 

must be worn while operating 

or working near this tool.

Read Operating Instructions carefully. Follow

the Safety Recommendations for your safety 

and the safety of others.

Hearing protection is recommended in high noise

areas (above 85 dBA). Close proximity of other

tools, reflective surfaces, process noises, and

resonant structures can substantially contribute 

to the sound level experienced by the user.

WARNING

!

Repetitive work motions and/or vibration

can cause injury to hands and arms.

Use minimum hand grip force consistent with

proper control and safe operation.

Keep body and hands warm and dry.

Avoid anything that inhibits blood circulation.

Avoid continuous vibration exposure.

Keep wrists straight.

Avoid repeated bending of wrists and hands.

Do not remove this tag until

the operator of this tool has

read these safety precautions.

869974

WARNING TAG

TACHOMETER

WARNING

!

Fragments from an abrasive wheel 
can cause serious injury or death.
Do not operate without proper
wheel guard in place.

Содержание 1200 Series

Страница 1: ...arts Manual 823119 05 10 2011 1200 Series Vertical Grinders 12 XX V D L XX Tool Series 12 1200 Speed Options 60 6 000 77 7 700 Tool Style V Vertical Generation D Fourth Throttle L Locking Lever Wheel Type 07 7 Type 27 or 28 Depressed Center Wheel 04 4 Cup Type 6 or 11 SS Sanding Shroud ...

Страница 2: ... opening in the guard is away from the operator For your safety and the safety of others read and understand the safety recommendations before operating any grinder Always wear protective equipment and clothing Caution Faceshieldsdonotprovideunlimitedprotectionagainst flying particles and are not to be considered as eye protection ANSI Z87 1 states that separate eyewear shall be used For additiona...

Страница 3: ...ing properly against the driving flange ABRASIVE WHEEL MOUNTING BEGINNING GRINDING OPERATION Wheel must be sufficiently tightened to prevent wheel spin off Do not over tighten Always use a wheel retainer on Type 6 or 11 wheels cup wheels Before beginning operations or after mounting a wheel the tool must be run for one 1 minute in a protected enclosure to check the integrity or the wheel During th...

Страница 4: ...e hands and arms when performing tasks consisting of highly repetitive motions and or exposure to extended vibration Cumulative trauma disorders such as carpal tunnel syndrome and tendoni tis may be caused or aggravated by repetitious forceful exer tions of the hands and arms Vibration may contribute to a condition called Raynaud s Syndrome These disorders de velop gradually over periods of weeks ...

Страница 5: ...n at that time and run for several seconds to distribute the oil before disconnecting from the air supply This will reduce the possibility of corrosion and displace any water that may be trapped in the tool Water trapped in the tool could cause the governor to freeze and malfunction if tool is exposed to freezing temperatures Note Water in the air system increases tool maintenance costs and can ca...

Страница 6: ...6 ...

Страница 7: ...two OPERATING INSTRUCTIONS SERVICE INSTRUCTIONS Replace if 3 8 9 5mm or less at either end 2 governor weight pins No 833862 Do not disassemble thegovernorbodyanyfurther Inspectthegovernorweights and weight pins for wear and replace if necessary Note During reassembly be sure the two 2 groove pins are in place and retain the two 2 weight pins in the body Shouldaballreleasespringneedreplacing drillo...

Страница 8: ...ge diameter against the motor housing conesideup Installthemotorunitinthehousing with the rib web on the cylinder in line with the housing boltbetweenthetwo 2 handles With O ringNo 834619 in place bolt the governor housing No 202375 on the motor housing Tighten the driving flange No 869809 to 50 60 ft lbs 67 8 81 3Nm When installing the support handle No 204752 onto the housing No 204751 the matin...

Страница 9: ...9 NOTES ...

Страница 10: ...rt on Parts List 202364 202352 202362 863887 203335 203338 843615 202360 202554 202370 202020 834619 867214 867186 867187 202375 867185 842981 833862 864821 202388 202389 834228 203011 202387 202843 202371 202361 844787 202710 869712 202354 844320 202353 202376 844912 813041 202365 202355 202356 867732 867758 Governor Body 201396 6 000 RPM 201397 7 700 RPM 201073 Governor Weight 867189 6 000 RPM 8...

Страница 11: ...Name of Part Shut off Disc Assembly 6 000 RPM Governor Body Assembly See Note Below 7 700 RPM Governor Body Assembly See Note Below Drive Screw Rotor Blade Air Screen Bushing Throttle Valve Spring Spacer Lever Mount Housing Bolt Pawl Spring Cylinder incl 863887 Rotor Throttle Valve Front Bearing Plate Instruction Tag Pawl Throttle Lever GovernorHousing incl 202020 202370 ThrottleHandle incl 202354...

Страница 12: ... 501 4785 Fax 905 501 4786 Germany England France China Cooper Power Tools Cooper Power Tools Cooper Power Tools SAS Cooper China Co Ltd GmbH Co OHG GmbH Co OHG a company of a company of a company of a company of Apex Tool Group LLC Apex Tool Group LLC Apex Tool Group LLC Apex Tool Group LLC 25 rue Maurice Chevalier 955 Sheng Li Road Industriestraße 1 C O Spline Gauges 77330 Ozoir La Ferrière Heqi...

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