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HENR

Y

 T

OOLS, 

INC.

  Ph: 

(216) 291-1011 or (800) 826-5257

General Operators Instructions and Service Manual

www.HenryTools.com    | Page  178   

Revised 12/10/15

For additional product information visit our website.

reach when operating this tool. High reaction torques can 

occur at or below the recommended air pressure.

Tool accessories may continue to rotate briefly after throttle 

is released.

Air powered tools can vibrate in use. Vibration, repetitive 

motions or uncomfortable positions may be harmful to your 

hands and arms. Stop using any tool if discomfort, tingling 

feeling or pain occurs.

Seek medical advice before resuming use.

Use accessories recommended by Henry Tools.

This tool is not designed for working in explosive atmo-

spheres.

This tool is not insulated against electric shock.

Product Description

An Air Grinder is a compressed air powered hand-held rotary 

power tool driving a rotating arbor (spindle) on which a grind-

ing wheel or other abrasive accessory is mounted. A guard 

is required on all grinders, unless used with specific abrasive 

products and under special conditions. See additional warn-

ings given below for Unguarded Grinders.

WARNING

General Product Safety Information

• IT IS YOUR RESPONSIBILITY TO MAKE THIS SAFETY INFOR-

MATION AVAILABLE TO OTHERS THAT WILL OPERATE THIS 

PRODUCT.

• Failure to observe the following warnings could result in 

injury.

WARNING

Product Safety information - When Placing the Tool in Service

• Always install, operate, inspect and maintain this product in 

accordance with all applicable standards and regulations (lo-

cal, state, country, federal, etc.).

• Always use clean, dry air at 90 psig (6.2 bar/620 kPa) maxi-

mum air pressure at the inlet. Higher pressure may result in 

hazardous situations including excessive speed, rupture, or 

incorrect output torque or force.

• Be sure all hoses and fittings are the correct size and are 

tightly secured.

• Install a properly sized Safety Air Fuse upstream of hose 

and use an anti-whip device across any hose coupling without 

internal shut-off, to prevent hose whipping if a hose fails or 

coupling disconnects.

• Ensure an accessible emergency shut off valve has been 

installed in the air supply line, and make others aware of its 

location.

• Do not use damaged, frayed or deteriorated air hoses and 

fittings.

• Keep clear of whipping air hoses. Shut off the compressed 

air before approaching a whipping hose.

• Always turn off the air supply, bleed the air pressure and 

disconnect the air supply hose before installing, removing or 

adjusting any accessory on this tool, or before performing any 

maintenance on this tool or any accessory.

• Do not lubricate tools with flammable or volatile liquids 

such as kerosene, diesel or jet fuel. Use only recommended 

lubricants.

• Use only proper cleaning solvents to clean parts. Use only 

cleaning solvents which meet current safety and health stan-

dards. Use cleaning solvents in a well ventilated area.

• Keep work area clean, uncluttered, ventilated and illumi-

nated.

• Do not remove any labels. Replace any damaged label.

• For those grinders designed for use with wheels of four inches 

diameter and larger, separate the grinder from any quick-disconnect 

couplings by a hose whip. Never install a quick-disconnect directly into 

these tools.

WARNING

PRODUCT SAFETY INFORMATION - WHEN USING THE TOOL:

• Always wear eye protection when operating or performing mainte-

nance on this tool.

• Always wear hearing protection when operating this tool.

• Always use Personal Protective Equipment appropriate to the tool 

used and material worked. This may include dust mask or other 

breathing apparatus, safety glasses, ear plugs, gloves, apron, safety 

shoes, hard hat and other equipment.

When wearing gloves always be sure that the gloves will not prevent 

the throttle mechanism from being released.

• Prevent exposure and breathing of harmful dust and particles cre-

ated by power tool use.

- Some dust created by power sanding, sawing, grinding, drilling, and 

other construction activities contains chemicals known to cause can-

cer, birth defects or other reproductive harm. Some examplesof these 

chemicals are:

- lead from lead based paints,

- crystalline silica from bricks and cement and other masonry prod-

ucts, and  arsenic and chromium from chemically treated lumber.

- Your risk from these exposures varies, depending on how often you 

do this type of work. To reduce your exposure to these chemicals: 

work in a well ventilated area, and work with approved safety equip-

ment, such as those dust masks that are specially designed to filter 

out microscopic particles.

• Keep others a safe distance from your work area, or ensure they use 

appropriate Personal Protective Equipment.

• This tool is not designed for working in explosive environments, in-

cluding those caused by fumes and dust, or near flammable materials.

• This tool is not insulated against electric shock.

• Be aware of buried, hidden or other hazards in your work environ-

ment. Do not contact or damage cords, conduits, pipes or hoses that 

may contain electrical wires, explosive gases or harmful liquids.

• Keep hands, loose clothing, long hair and jewelry away from working 

end of tool.

• Power tools can vibrate in use. Vibration, repetitive motions or 

uncomfortable positions may be harmful to your hands and arms. Stop 

using any tool if discomfort, tingling feeling or pain occurs. Seek medi-

cal advice before resuming use.

• Keep body stance balanced and firm. Do not overreach when operat-

ing this tool. Anticipate and be alert

for sudden changes in motion, reaction torques, or forces during start 

up and operation.

• Tool and/or accessories may briefly continue their motion after 

throttle is released.

• To avoid accidental starting - ensure tool is in “off” position before 

applying air pressure, avoid throttle

when carrying, and release throttle with loss of air.

• Ensure work pieces are secure. Use clamps or vises to hold work 

piece whenever possible.

• Do not carry or drag the tool by the hose.

• Do not use power tools when tired, or under the influence of medica-

tion, drugs, or alcohol.

• Never use a damaged or malfunctioning tool or accessory.

• Do not modify the tool, safety devices, or accessories.

• Do not use this tool for purposes other than those recommended.

MODELS

56 VL

56 VS

Summary of Contents for 56 VL

Page 1: ...ht over Spindle Air Consumption Rated Speed Wheel Capacity 56VL LEVER 3 H P 2250 W 8 8 Lbs 4 0 Kg 7 1 Inches 18 cm 45 cfm 21 2 L s 4500 RPM w 9 Inch T27 Wheel Guard 4500 RPM w 9 Inch T28 Wheel Guard 6000 RPM w 7 Inch T27 Wheel Guard 6000 RPM w 7 Inch T28 Wheel Guard 6000 RPM w 9 Inch T27 Wheel Guard 6000 RPM w 9 Inch T28 Wheel Guard 8000 RPM w 7 Inch T27 Wheel Guard 8000 RPM w 7 Inch T28 Wheel Gua...

Page 2: ... or 800 826 5257 Note The grinding wheel shown has a threaded hub General Operators Instructions and Service Manual www HenryTools com Page 172 Revised 12 10 15 For additional product information visit our website MODELS 56 VL 56 VS ...

Page 3: ...ver Pin 560 13 Throttle Valve Assembly with 200 9 O ring installed 600 51 Plunger Spring 650 1 AL Live Handle Body Non Lockout type 650 1 ALS Safety Lock Valve Body Bare AA 650 1 AL Handle Assembly Complete Non lockout handle Part No Description AA 650 1 ALS Safety Lock Handle Assembly Complete 650 33 Screen Bushing 1 2x3 8 650 54 Safety Lock Pin 650 55 Safety Lock Spring 650 56 Safety Lock Lever ...

Page 4: ... 550 54 WASHER 4 REQ 560 1 Case Bare with RPM tag 560 13 VALVE with 200 9 O RING 555 8 SPINDLE Updated Version 650 33 3 8 1 2 BUSHING 650 54 LOCKOUT LEVER PIN 600 51 SPRING 650 55 SPRING 650 56 LOCKOUT LEVER PART NO DESCRIPTION 650 57 SET SCREW 650 58 SCREW 650 60 ASSEMBLY COLLAR AND SCREW 650 1 AL NON LOCKOUT LEVER CASE 650 1 ALS LOCKOUT LEVER CASE BODY 700 6 LOCK RING OLD STYLE still sup ported ...

Page 5: ...the speed AA 650 1 AL LEVER LIVE HANDLE ASSEMBLY COMPLETE with screwsNON lockout Style AA 650 1 ALS LOCKOUT LEVER LIVE HANDLE AS SEMBLY COMPLETE with screws GOVERNORS AA 550 45 GOV ASSY 4500 RPM AA 550 60 GOV ASSY 6000 RPM AA 550 72 GOV ASSY 7200 RPM AA 550 80 GOV ASSY 8000 RPM OTHER SPEEDS AVAILABLE ACCESSORIES 849259 5 8 11 Sanding Pad Nut 849913 7 SANDING PAD MAX 8500 RPM 849914 9 SANDING PAD M...

Page 6: ...e free of any damage that might keep a wheel from being centrally mounted or seated properly against driving flange Wheel must be sufficiently tightened to prevent spin off Before using or after mounting wheel the tool must be run for one minute in a protected enclosure to check integrity of the wheel WARNING FRAGMENTS FROM AN ABRASIVE WHEEL THAT BREAKS OR COMES APART WHILE ROTATiNG CAN CAUSE SERI...

Page 7: ...o remove water from the air line 7 CAUTION Do not use solvent on bearings or on any parts made of a synthetic material 8 Do not remove bearings unless replacement is necessary bearings are a press fit Always wear eye protection when operating or performing maintenance on this tool Always wear hearing protection when operating this tool Keep hands loose clothing and long hair away from rotating end...

Page 8: ...eplace any damaged label For those grinders designed for use with wheels of four inches diameter and larger separate the grinder from any quick disconnect couplings by a hose whip Never install a quick disconnect directly into these tools WARNING Product Safety information When Using the Tool Always wear eye protection when operating or performing mainte nance on this tool Always wear hearing prot...

Page 9: ...her relevant data for them Ensure that the grinding wheel or other abra sive accessory is correctly mounted and tightened before use Before starting this tool the operator shall make sure that no one is in the plane of rotation Wear Personal Protective Equipment and remove flammable objects from the work area to ensure that sparks and debris do not create a hazard when using this tool After mounti...

Page 10: ...onstruction After mounting a wheel or other abrasive accessory the Grinder shall be run in a protected enclosure or under a work bench at a gradually increasing speed for at least 60 seconds Make certain no one is in front of or in line with the wheel or other abrasive accessory Be aware that it may fail at this time if it is defective improperly mounted or the wrong size and speed Stop immediatel...

Page 11: ...560 13 Remove the o ring 200 9 with a sharp tool and replace with a new ring REASSEMBLY 1 Seat 700 7 bearing in bearing support 550 1 BTB then replace spacer 550 25 Replace Snap ring 550 21 into groove 2 Press spindle into bearing support through the 700 7 bearing 3 Place key 550 10 into spindle keyway 4 Clamp spindle holder in vise vertically Line up the keyway in the holder and slide the assembl...

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