Stanley Black & Decker HG80 User Manual
HG80
HYDRAULIC GRINDER
USER MANUAL
Safety, Operation and Maintenance
© 2014 Stanley Black & Decker, Inc.
New Britain, CT 06053
U.S.A.
28075 8/2014 Ver. 8
WARNING
IMPORTANT
TABLE OF CONTENTS
SAFETY SYMBOLS ..................................................................................................................................................4
SAFETY PRECAUTIONS .......................................................................................................................................... 5
TOOL STICKERS & TAGS ........................................................................................................................................7
HOSE TYPES ............................................................................................................................................................ 8
HOSE RECOMMENDATIONS ..................................................................................................................................9
FIGURE 1. TYPICAL HOSE CONNECTIONS .......................................................................................................9
HTMA REQUIREMENTS .........................................................................................................................................10
OPERATION ............................................................................................................................................................ 11
TOOL PROTECTION & CARE ................................................................................................................................12
TROUBLESHOOTING ............................................................................................................................................13
SPECIFICATIONS ................................................................................................................................................... 14
ACCESSORIES.......................................................................................................................................................14
HG80 PARTS ILLUSTRATION ................................................................................................................................ 15
HG80 PARTS LIST ..................................................................................................................................................16
To ll out a Product Warranty Recording form, and for information on your warranty,
visit Stanleyhydraulics.com and select the Company tab, Warranty.
(NOTE: The warranty recording form must be submitted to validate the warranty).
SERVICING: This manual contains safety, operation, and routine maintenance instructions. Stanley Hydraulic Tools
recommends that servicing of hydraulic tools, other than routine maintenance, must be performed by an authorized
and certied dealer. Please read the following warning.
SERIOUS INJURY OR DEATH COULD RESULT FROM THE IMPROPER REPAIR OR
SERVICE OF THIS TOOL.
REPAIRS AND / OR SERVICE TO THIS TOOL MUST ONLY BE DONE BY AN
AUTHORIZED AND CERTIFIED DEALER.
For the nearest authorized and certied dealer, call Stanley Hydraulic Tools at the number listed on the back of this
manual and ask for a Customer Service Representative.
HG80 User Manual ◄ 3
DANGER
WARNING
CAUTION
CAUTION
NOTICE
IMPORTANT
SAFETY SYMBOLS
Safety symbols and signal words, as shown below, are used to emphasize all operator, maintenance and repair actions which, if not strictly followed, could result in a life-threatening situation, bodily injury or damage to equipment.
This is the safety alert symbol. It is used to alert you to potential personal injury
hazards. Obey all safety messages that follow this symbol to avoid possible
injury or death.
This safety alert and signal word indicate an imminently hazardous situation
which, if not avoided, will result in death or serious injury.
This safety alert and signal word indicate a potentially hazardous situation
which, if not avoided, could result in death or serious injury.
This safety alert and signal word indicate a potentially hazardous situation
which, if not avoided, could result in death or serious injury.
This signal word indicates a potentially hazardous situation which, if not avoided, may result in property damage.
This signal word indicates a situation which, if not avoided, will result in damage
to the equipment.
This signal word indicates a situation which, if not avoided, may result in damage to the equipment.
Always observe safety symbols. They are included for your safety and for the protection of the tool.
LOCAL SAFETY REGULATIONS
Enter any local safety regulations here. Keep these instructions in an area accessible to the operator and maintenance personnel.
4 ► HG80 User Manual
SAFETY PRECAUTIONS
Tool operators and maintenance personnel must always
comply with the safety precautions given in this manual
and on the stickers and tags attached to the tool and
hose.
These safety precautions are given for your safety. Review them carefully before operating the tool and before
performing general maintenance or repairs.
Supervising personnel should develop additional pre-
cautions relating to the specic work area and local
safety regulations. If so, place the added precautions in
the space provided in this manual.
The model HG80 Hydraulic Grinder will provide safe
and dependable service if operated in accordance with
the instructions given in this manual. Read and understand this manual and any stickers and tags attached
to the grinder and hose before operation. Failure to do
so could result in personal injury or equipment damage.
• The operator must start in a work area without by-
standers. Flying debris can cause serious injury.
• Do not operate the tool unless thoroughly trained
or under the supervision of an instructor. Establish
a training program for all operators to ensure safe
operation.
• Always wear safety equipment such as goggles, ear
and head protection, and safety shoes at all times
when operating the tool. Use gloves and aprons
when necessary.
• The operator must be familiar with all prohibited
work areas such as excessive slopes and dangerous terrain conditions.
• Do not inspect, clean or replace the grinding wheel
while the hydraulic power source is connected. Do
not inspect or clean the tool while the hydraulic power source is connected. Accidental engagement of
the tool can cause serious in jury.
• Always connect hoses to the tool hose couplers be-
fore energizing the hydraulic power source. Be sure
all hose connections are tight and are in good condition.
• Do not operate the tool at oil temperatures above
140 °F/60 °C. Operation at higher temperatures can
cause higher than normal temperatures at the tool
which can result in operator discomfort.
• Do not operate the tool with the wheel guard re-
moved.
• Do not operate a damaged, improperly adjusted, or
incompletely assembled grinder.
• Never wear loose clothing that can get entangled in
the working parts of the tool.
• Keep all parts of your body away from the rotat-
ing wheel. Long hair or loose clothing can become
drawn into rotating components.
• Keep the wheel off all surfaces when starting the
grinder.
• Do not use a wheel that is cracked, chipped or oth-
erwise damaged. Always inspect wheels for possible damage before installation or use.
• Always use wheels that conform to the specications
given in the OPERATION section of this manual.
• Do not reverse grinding wheel rotation direction by
changing uid ow direction.
• Do not move the tool until the wheel has stopped
rotating. Release the trigger if the power supply has
been interrupted.
• To avoid personal injury or equipment damage, all
tool repair, maintenance and service must only be
performed by authorized and properly trained personnel.
• If the material being ground creates an emission of
dust and fumes, use personal protective devices.
• Never cock, jam or wedge the grinding wheel during
operation.
• Never cause sparks in the vicinity of ammable materials.
• Eye injury, and cutting or severing of body parts is
possible if proper procedures are not followed.
• Warning: Use of this tool on certain materials during
demolition could generate dust potentially containing a variety of hazardous substances such as asbestos, silica or lead. Inhalation of dust containing
these or other hazardous substances could result
in serious injury, cancer or death. Protect yourself
and those around you. Research and understand
the materials you are cutting. Follow correct safety
procedures and comply with all applicable national,
state or provisional health and safety regulations
relating to them, including, if appropriate arranging
for the safe disposal of the materials by a qualied
person.
HG80 User Manual ◄ 5
SAFETY PRECAUTIONS
GRINDING WHEEL SAFETY
• Ensure that the grinding wheel is correctly mounted
and tightened before use.
• Operate the grinder at “no load” for 30 seconds in
a safe position and ensure there is no vibration or
other defects detected. If considerable vibration or
other defects are detected, stop operation of the tool
immediately and determine the cause. Do not use
the tool until the defect is corrected.
• If the grinder is dropped with an abrasive wheel
installed, the abrasive wheel should be examined
thoroughly before use.
• Only use abrasive wheels that comply with ANSI
B7.1/ISO 525, 603.
• Check that the maximum rpm operating speed of
the abrasive wheel is equal to or greater than the
rated shaft speed of the grinder.
• Ensure that the grinding wheel dimensions are compatible with the grinder and that the grinding wheel
ts the shaft.
• Ensure that the thread type and size of the grinding
wheel exactly matches the thread type and size of
the shaft.
6 ► HG80 User Manual
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