Manual - Henry Tools
Contents
1. E ere ae tae MODELS rja iA WY OWS 48 RA Industrial Tools at Wer H HAA General Safety and Maintenance Manual 48 BRAD 48 RAS 48 RAZ 48 RAD 48 RAC Weight Power Overal jutpu STEEL MAL CASE 3 8 24x 0 98 Inch 25 mm 0 98 Inch 25 mm 2 8lb 3 5 1b 25 cfm 11 8 L S 1 4 Inch Built In Collet Changeable Insert Collet ERICKSON TYPE THE HENRY TOOL CO MANUFACTURED BY HENRY TOOLS 498 SO BELVOIR BLVD SOUTH EUCLID OH 44121 U S A 41 2 inch 114 mm 5inch 125 mm or 6 Inch 150 mm Type 1 Cutoff or Type 27 Wheels 1 4 Inch Burrs Mounted Points Burrs Mounted points Matching the Insert Size PH 216 291 1011 OR 800 826 5257 o FAK 216 291 5949 OR 800 303 2800 EMAIL DAVIIDH MSN COM o WEBSITE WWW HENRYTOOLS COM General Operators Instructions and Service Manual SAFETY HANDLE 7S ha pS ap 402 129 Entire pe Part Mo don 2g ne Le Oean mas i me ii ikd g i TR S 406 40 Sint e EET m 3006 25 404 100 ll GEARS SOLD AS SETS MODELS 48 RA 48 BRA2 48 BRA4 48 BRAD 48 RAS 48 RAZ 48 RAD 48 RAC This tool is designed to operate on 90 psig 6 2 bar maximum air pressure with 1 4 8 mm hose Do not use a grinder without recommended wheel guard Do not use any wheel for which the operating speed listed is lower than the ac tual free speed of the Grinder SAFETY 1 Before operation check spindl2. 5 over spindle 8 Place 5 blades 400 6 into slots 9 Slip cylinder 400 2G over rotor so pin is facing upwards 10 Install rear endplate 404 19 locating cylinder pin in smaller hole of the rear endplate 11 Place bearing 404 9 in rear endplate Tap in place with suitable bearing driver 12 Place snap ring 592016 in spindle groove 13 Place o ring 594016 if present washer 404 38 if pres ent and snap ring 404 39 if present into rear of end plate STEP THIRTEEN IS OPTIONAL The snap ring 592016 is mandatory 14 Secure case 402 132 in vise vertically Slip motor as sembly into case 15 Install o ring 400 51 exhaust screen 402 134 and exhaust deflector 410 G 17S 16 Screw motor retainer 406 39 into case and tighten Flats are provided for a wrench Angle Head Assembly 17 Press bearing 300 G 29 on gear stem 406 112 with an arbor press 18 Hold the gear stem firmly in a vise Screw on and tighten gear pinion head 4041 110 Remove from vise 19 Press spacer 406 42 and bearing 300 G 29 onto end of gear stem with arbor press 20 Press bearing 404 7 onto spindle 4041 5 21 Place key 404 4 in slot of spindle 22 Align keyway in ring gear 4041 10 with key in spindle and press together with an arbor press DO NOT damage the teeth of the gear 23 Place spacer 4041 9 and bearing 300 G 29 over end of spindle Press in place with arbor press 24 Thread screw 591100 in
3. end of spindle and tighten 25 Apply grease to gear teeth generously Place spindle as sembly into housing 4041 1 Place pinion gear assembly in housing 26 Replace bearing cover 4041 13 over spindle in front of tool 27 Place retaining ring 4041 14 into groove in front of angle head 28 Slide lock nut 406 38 over end of housing and tighten retainer 406 40 29 Place coupling 406 41 on spline on end of motor spindle Place angle head onto end of motor housing Align splined adaptor 406 41 inside coupler Tighten lock nut on motor case and run tool 30 Replace guard on tool 31 Check Speed of tool with a reliable tachometer www HenryTools com Page 104 For additional product information visit our website Revised 02 19 12 HENRY TOOLS INC 216 291 1011 or 800 826 5257
4. A4 48 BRAD 48 RAS 48 RAZ 48 RAD 48 RAC clothing Continuous exposure to vibration may cause injury to your hands and arms See regulations 10 Properly maintained air tools are less likely to fail or cause accidents If tool produces an unusual sound or vibrations repair immediately 11 NEVER MODIFY ANY PART OF THE TOOL OR ACCESSORIES SAFETY continued Disassembly First Steps 1 Disconnect tool from air supply and remove all wheels and accessories 2 Secure the tool in an aluminum jawed vise vertically with angle head toward the upward direction Clamp onto flats of the motor housing 402 132 3 Unscrew lock nut 406 38 with a wrench The angle head assembly will disconnect from motor housing Set angle head assembly aside 4 Remove coupling 406 41 exhaust sleeve 410 G 17S o ring 400 51 and exhaust screen 402 134 5 Unscrew and remove motor retainer 406 39 carefully on flats with wrench 6 Pull motor assembly out of motor housing Remove from vise The Motor Disassembly 7 Remove snap ring 404 39 if present from rear of motor as sembly with use of snap ring pliers 8 Lift out bearing cover 404 38 and o ring 594016 if pres ent 9 Remove snap ring 592016 out of spindle groove with use of snap ring pliers 10 Secure the motor assembly vertically in the vise with the geared end toward the downward direction Lightly clamp onto the outside diameter of cylinder 400 2G and rear endplat
5. PE 27 GUARD WRENCH FORSANDINGPADNUT bib A A ojo o o NIN So o A NIN A CON es m 2 a I n ie an n gt 2 zi 2 o v gt o z Cc i 1100 044 1100 056 PART NUMBER 1100 063 1100 068 DESCRIPTION wei SAFETY LEVER ASSY AA 402 132 ALUMINUM CASE ASSY AA 402 132 K CASE ASSY ALUMINUM SAFETY CASE ASSY AA 402 132 S STEEL CASE ASSY AA 402 132 SK_ STEEL SAFETY CASE ASSY AA 408 1 D SPECIFY SPEED FOR CASE ASSY ERICKSON 48RAANGLE HEAD ASSY SPECIFY INSERT SIZE oas Ssnan OOOO 410 G 17 S 5 8 I D FLANGE 6 OR SMALLER WHEELS 3 8 I D FLANGE 5 6 WHEELS OUTPUT HOUSING SNAPRING o 1100 094 www HenryTools com Page 102 For additional product information visit our website Revised 02 19 12 HENRY TOOLS INC 216 291 1011 or 800 826 5257 General Operators Instructions and Service Manual PARTNUMBER DESCRIPTION 591100 SCREW 591106 SET SCREW SPECIFY SPEED 594016 JORING o 832636 GASKET 841552 3 8 NPT TO 3 8 NPT BUSHING 841553 3 8 NPT TO 1 4 NPT BUSHING 869311 THROTTLE VALVE CAP ACCESSORIES 405 24 BACKINGPLATEFOR490 KR_ 490K 3 8 24X 980TYPE27 ADAPTER __ D SS 490 1 BACKINGPLATEFOR490 K __ 490 2 NUTFOR490 K amp 490 KR T SC ADAPTERASSY i CC ADAPTERASSY 5 8 11 4 SANDING PAD MAX 12000RPM 3 8 24 4 SANDING PAD MAX 12000RPM MAX 10000RPM Oo MAX8500RPM MODELS 48 RA 48 BRA2 48 BR
6. e 404 19 11 Lightly tap the spindle 406 14 out of rear bearing 404 9 with use of a 3 16 punch Be sure not to drop the front motor assembly when it becomes free Remove from vise 12 Push or tap the rear bearing out of the read endplate with use of a small punch or screwdriver 13 Remove rotor 400 5 blades 400 6 key 400 10 and front endplate 400 7 from the front motor assembly www HenryTools com Page 103 For additional product information visit our website Revised 02 19 12 HENRY TOOLS INC 216 291 1011 or 800 826 5257 General Operators Instructions and Service Manual 14 Remove retaining ring 400 46 wih snap ring pliers 15 Support the front spindle assembly vertically on a Suitable drill block Press spindle through front bearing 400 G 11 with an arbor press Using a hammer can destroy the spindle Angle Head Disassembly 16 Secure right angle head assembly in vise so that the angle head neck is vertical Clamp onto the dead handle bosses 17 Remove head retainer 406 40 using a wrench on the wrench flats 18 Lift off lock nut Remove angle head from vise 19 Grasp end of pinion gear 406 112 and pull pinion gear assembly from angle head 20 Secure the pinion gear assembly in vise verti cally with gear head 4041 110 in downward direction Clamp onto the side of gear spacer 406 42 and rear most bearing 300 G 29 21 Tap the pinion gear stem through the
7. e speed with a tachometer If the RPM exceeds the rated speed stamped on tool servicing is required 2 Inspect grinding wheels for bends chips nicks cracks or severe wear If the wheel has any of these or has been soaked in liquids do not use On brushes check for loose wires that may fly off in operation 3 Start new grinding wheels under a steel bench Run at full throttle for one min ute Defective wheels usually come apart immediately When starting a cold wheel apply to work slowly allow wheel to warm gradually 4 Model 48RAC grinders equipped with collets are in tended for mounted www HenryTools com Page 100 For additional product information visit our website Revised 02 19 12 HENRY TOOLS INC 216 291 1011 or 800 826 5257 General Operators Instructions and Service Manual Right Angle Grinders with 5 8 11 x 980 Output Spindle Type 27 wheel with 7 8 Mounting Hole Splralcool Pad Setup f 1100 604 1100 096 Type 27 Wheel with Built in Hub Right Angle Grinder with 3 8 24 x 980 Output Spindle Type 1 cut off wheel rand pn type aT eo 42 27a Moenting Hele iie ad Fi E TT 490 4 ty ND 4400 884 E H noaa ah prr i f 00 6 8 ST Pl Type 27 Wheel with TE Mounting Hobe _ BE Mounting Hele MODELS 48 RA 48 BRA2 48 BRA4 48 BRAD 48 RAS 48 RAZ 48 RAD 48 RAC SAFETY continued wheels points and carbide burrs They are
8. not guarded for type 1 wheels If you have a type 1 wheel application please pur chase a guard 5 The Model 48RA Grinders are equipped with a guard from the manufacturer A guard is not needed for a mounted wheels two inches 50 mm or smaller b grinders used for internal work while within the work being ground 6 At least one half of the mandrel length i e mounted wheel burr etc must be inserted into the collet Secure collet chuck tightly 7 Safety levers that prevent accidental startup are available from the manufacturer 402 26 8 Before mounting or removing a wheel disconnect grinder from air supply The wheel should fit properly on arbor do not use bush ings or wheel flanges to adapt a wheel to any arbor unless recom mended by the manu facturer Wheel flanges should be at least 1 3 the diameter of the grinding wheel 9 Wear safety goggles and other protective www HenryTools com Page 101 For additional product information visit our website Revised 02 19 12 HENRY TOOLS INC 216 291 1011 or 800 826 5257 General Operators Instructions and Service Manual MODELS 48 RA 48 BRA2 48 BRA4 48 BRAD 48 RAS 48 RAZ 48 RAD 48 RAC PARTNUMBER DESCRIPTION 209 178 209 174 209 38 A a N a THROTTLE VALVE INCLUDES 844302 SPRING s A S So a N o A i a w A 400 G 42 400 G SAFETY LEVER Y GUARDS 5 TY
9. rear bear ing with use of a 3 16 punch Remove from vise 22 Secure the pinion gear stem with a wrench on the wrench flats 23 Unscrew and remove the pinion gear head with use of a wrench on the wrench flats 24 Support the pinion gear stem assembly verti cally on a suitable drill block Press the pinion gear stem off of bearing 300 G 29 with use of an arbor press 25 Remove retaining ring 4041 14 with snap ring pliers 26 Lift out the bearing cover 4041 13 27 Grasp spindle 4041 5 and pull assembly free from right angle head 4041 1 28 Secure the output spindle assembly in a vise vertically with output toward downward direction Clamp onto the flats of the spindle 29 Remove screw 591100 from end of spindle assembly Remove from vise 30 Support the spindle assembly vertically on a suitable drill block Press spindle through bear ings 300 G 29 amp 404 7 spacer 4041 9 ring gear 4041 10 and key 404 4 Reassembly of Motor 1 Be sure all parts are clean and free from abra sives before assembly 2 Support bearing 400 G 11 on a suitable drill block 3 Press spindle 406 14A through bearing until it bottoms on shoulder 4 Place retaining ring 400 46 into groove in spindle MODELS 48 RA 48 BRA2 48 BRA4 48 BRAD 48 RAS 48 RAZ 48 RAD 48 RAC 5 Slide front endplate 400 7 over spindle and onto front bearing 6 Place key 400 10 into keyway in spindle 7 Slide rotor 400
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