Ingersoll-Rand FE074B( User's Manual
Contents
1. CAP SCREW 28 HYDRAULIC CHECK FEED RATE ADJUSTMENT plate Start the drill unit and the drill will advance at a rapid rate until the plunger of the hydraulic check contacts the stop pin 38 Slowly rotate the extended spindle of the hydraulic check counter clockwise toward the number zero on the nameplate until the drill advances at the desired rate of feed TO CONTROL BREAKTHROUGH Position the hydraulic check so the distance between the plunger and the stop pin 38 distance X is less than the dis tance from the drill point to the opposite side of the work piece distance W Set up of the self feed drill unit will be the same as explained in Set Up Procedure page 3 ACCESSORIES 49690 CLAMP ASSEMBLY 9 32 DIA THRU C BORE 7 16 DIA x DEPTH SHOWN 4 HOLES 45060 KEY 4 REQ D 194 95 SCREW 4 REQ D 46982 1 MOUNT ASSEMBLY 46979 1 MOUNT Y99 678 CAP SCREW Y99 63 CAP SCREW 2 REQ D 4 7 8 124 mm gt 010 Se 1 875 48 107 26 1 88 48 3 76 01 2 25 57 mm 005 4 3602. 5 MANUAL INCLUDING OPERATION INSTALLATION amp MAINTENANCE SERIES 7 ELECTRA FEED DRILL SECTION M107 MANUAL 26 Released 5 15 98 Revised 11 20 99 49999 543 Models 074 A 1 READ THIS MANUAL CAREFULLY BEFORE INSTALLING OPERATING OR SERVICING THIS EQUIPMENT It is the responsibility of the employer to place this information in the hands of the operator Keep for future reference OPERATING AND SAFETY PRECAUTIONS Keep hands and clothing away from rotating end of tool and all moving parts of the tool Wear suitable eye protection while operating tool or when near tool when it is being operated Disconnect air and electrical supply from tool before remov ing installing bits or performing other maintenance or service procedures ROUTINE LUBRICATION REQUIREMENTS When this tool was built an ring lubricant was applied to all ap propriate dynamic seals to insure continued operation Drive train components and bearings were also supplied filled with grease to insure appropriate life of components As long as all exterior seals and wipers are maintained in good working order and all covers and breather vents are kept in place it is reasonable to ex pect that external debris will not enter the tool It is also reason able to expect that lubricants applied to the tool interior will require replenishment for at least 5000 hours of normal operation Adding spindle oil
3. 85 40 MOUNTING HOLES FOR OPTIONAL 49785 PRESSURE SWITCH PORT A INPUT START 10 32 THD PORT INPUT EMERGENCY RETRACT 10 32 THD PORT C OUTPUT TOOL IS FORWARD SIGNAL ON AT FORWARD POINT OF PRESET STROKE 10 32 THD PORT D OUTPUT TOOL IS RETRACTED SIGNAL ON WHEN TOOL IS FULLY RETRACTED 10 32 THD PORT OUTPUT AUX AIR SUPPLY FURNISHES POWER AIR TO SOLENOID VALVE OPTION SUPPLY IS ON WHEN MAIN AIR INLET IS 10 32 THD PORT F OUTPUT AUX AIR SUPPLY FURNISHES POWER AIR TO SOLENOID VALVE OPTION SUPPLY IS ON WHEN MAIN AIR INLET IS 10 32 THD DWELL TIME CONTROL ADJUSTMENT KNOB ADJUSTS HESITATION AT RETRACT POINT TURN IN TO INCREASE TIME TURN OUT TO DECREASE TIME DWELL PORT C PORT D MANIFOLD ASSEMBLY Lubricate all O rings with ARO 36460 lube when assem bling Assemble O rings 82 and 84 to actuator 83 and assemble actuator into manifold with the small diameter going into the manifold first Assemble O rings 79 to caps 78 and assemble one cap to manifold securing actuator Assemble ball 81 and spring 80 securing with cap 78 Assemble O ring 85 to groove in needle valve 86 and thread needle valve into manifold Assemble retainer 88 to manifold securing with screw 87 Assemble manifold assembly to tool securing with three cap screws 75
4. 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 38 39 41 42 43 44 45 46 47 48 49 50 51 52 53 54 PART NUMBER FOR ORDERING Button Head Screw 4 req d Drive Housing Cover for non EU models for CEU models Timing 5 erem Cap Screw 2 req d 1 4 20 x 5 8 Washer 2 req d Key 2 req d Pulley available only as a set see chart Retaining Ring 579 i d Cap Screw 4 req d 1 4 20 x 3 4 Drive Housing Electric Motor 75 h p 3 phase Pulley available only as a set see chart Cap Screw 1 4 20 x 3 4 Retaining Ring 225 i d Spring Ball Bearing 2 reqd Tension Tension Wheel Pin Tensioner Bracket Tensioner Assembly includes items 14 thr 19 Screw 4 req d 1 4 20 x 2 1 2 Bearing 2 Bearing Spacer Pulley Spindle Seal cti tema eA Lock Screw WIPER bh o dece ROS Yoke Assembly includes items 28 29 and 30 ex Cap Screw 2 req d 1 4 20 x 3 4 Nut 1 4 20
5. AND PULLEY SECTION and remove belt 3 and pulley 12 Remove four cap screws 20 and separate drive housing 10 from frame assembly 35 NOTE Housings will have to be pulled apart approximately 11 279 mm to completely sepa rate pulley spindle 23 from frame assembly 35 Using a spanner type wrench unthread and remove lock screw 25 Pull spindle 23 and components from housing 10 NOTE Bearings 21 are press fit on spindle 23 Do not re move unless it should become necessary to replace as Brin elling of the bearing races may occur making replacement necessary DISASSEMBLY ASSEMBLY INSTRUCTIONS PULLEY SPINDLE SECTION ASSEMBLY Assemble felt seal 24 to lock screw 25 Assemble bearing 21 to pulley end of spindle 23 press ing on inner race of bearing Assemble spindle 23 and bearing into housing 10 press ing on outer race of bearing Assemble bearing spacer 22 and bearing 21 onto spindle pressing on inner race of bearing Assemble lock screw 25 to housing 10 securing spindle and components Apply approximately 1 4 02 7 0 of ARO 33153 grease to in ternal splines of spindle 23 and assemble housing 10 and components to frame assembly 35 securing with four cap screws 20 Refer to BELT AND PULLEY SECTION to complete the as sembly procedure PISTON SECTION DISASSEMBLY Loosen upper cap screw 28 on yoke assembly 27 to allow for removal of quill 55 Usi
6. quill 55 thru frame assembly so as not to damage wiper 26 Tighten upper cap screw 28 securing yoke assembly VALVE HOUSING SECTION DISASSEMBLY Control valves 37 and 39 manifold assembly 77 and con trol assembly 93 can be serviced without disrupting any oth er section of the tool Remove set screws 36 and 40 releasing control valves 37 and 39 To service bushing assembly 45 pin 44 stem 43 or spring 42 remove outer sleeve assembly 64 and compo nents as described in PISTON SECTION Remove three cap screws 47 releasing piston stop 46 Remove bushing assembly 45 pin 44 stem 43 and spring 42 See pages 8 and 9 for disassembly and assembly of manifold assembly 77 and control assembly 93 VALVE HOUSING SECTION ASSEMBLY Lubricate all O rings with ARO 36460 lube when assem bling Assemble control valves 37 and 39 to frame assembly 35 securing with set screws 36 and 40 Set screws must be air tight Assemble spring 42 to stem 43 and assemble into frame assembly Assemble pin 44 into bushing assembly 45 and assemble into frame assembly Assemble piston stop 46 to frame assembly tangs on mag net facing away from frame and secure with three cap screws 47 TIGHTEN 45 50 IN LBS Assemble outer sleeve assembly 64 and components to tool as described in PISTON SECTION php
7. to the power air inlet of this tool is not necessary MOUNTING Mounting clamps 49690 and 46982 1 are available for mounting of this tool These items are shown on page 11 Both mounts allow the clamp to grip the outer sleeve of the tool and feature keyways for alignment AIR SUPPLY REQUIREMENTS For maximum operating efficiency the following air supply specifi cations should be maintained to this air tool AIR PRESSURE 90 PSIG 6 bar FILTRATION 50 micron e HOSE SIZE 5 16 8 mm I D An ARO model 29231 110 air line FILTER REGULATOR plus 100067 gauge is recommended to maintain the above air supply specifications RECOMMENDED LUBRICANTS After disassembly is complete all parts except sealed or shielded bearings should be washed with solvent To relubricate parts or for routine lubrication use the following recommended lubricants Where Used ARO Part Description Rings Lip Seals 36460 4 oz Stringy Lubricant and Air Cylinder Sliding Splines and 33153 5 lb EP NLGI 1 Bearings Grease For parts and service information contact your local ARO distributor or the Customer Service Dept of the Ingersoll Rand Distribution Center White House TN at PH 615 672 0321 FAX 615 672 0801 ARO Tool Products Ingersoll Rand Company 1725 U S 1 North P O Box 8000 Southern Pines NC 28388 8000 1999 INGERSOLL RAND COMPANY PRINTED IN U S A ARO MODEL IDENT
8. 12 erating bee Retaining Ring 2 req d 859 i d End Cap 2 req d O Ring 2 req d 1 16 x 3 4 o d O Ring 2 req d 277010 Face Plate Control Valve 2 req d Push Button 2 req d O Ring 2 req d 1 16 x 9 32 Needle Valve 2 req d Breather Vent 2 M adele Valve Spring 2 req d Rubber Ball 2 req d Seat 2 Rubber Ball 2 req d Seat 2 Button Head Screw 3 req d cert 49630 49780 49632 49631 49779 46973 1 47504 46975 1 49637 04596045 49635 46971 49679 49680 49681 49704 49776 49705 154 60 154 57 49775 46696 Y325 12 40433 49847 Y325 6 49773 Y325 9 Y325 7 48441 1 49688 49788 59632 1 49678 44967 49774 49674 147 77 116212 Y325 16 116485 116207 2 49677 49648 49676 Y325 7 48441 1 20311 1 49689 49675 48304 1 49784 49777 44967 49774 49688 04596037 E 50 44 1 4 V 49 48 40 39 67 63 62 61
9. 2 38 842 1 FE074B 17 A 1699 1416 49763 7 34 36 944 1 FE074B 19 A 1904 1587 49763 7 36 34 1 058 1 FE074B 22 A 2137 1781 49763 6 38 32 1 187 1 74 24 A 2400 2000 49763 5 40 30 1 333 1 FE074B 27 A 2700 2250 49763 4 42 28 1 500 1 FE074B 30 A 2977 2481 49763 3 28 1 654 1 FE074B 34 A 3375 2812 49763 2 1 875 1 74 38 seas 2 21991 MODELS WITH EU SUFFIX ARE EC COMPLIANT MODELS INSTALLATION The ARO model 74 is NOT supplied with the required must be equivalent motor starter The motor starter must conform to the local nation al regulations governing the use of this type of electrical equip MOTOR The electric motor develops a minimum of 75 horse ment and must provide motor overload protection The power The voltage requirements are shown in the following Elec recommended overload setting is given on the wiring diagram trical Connection Diagram The power supply motor starter and the motor nameplate ratings 2 ELECTRICAL CONNECTION DIAGRAM ae 3 PHASE 50 60 Hz 9 8 7 3 2 1 WY L SUPPLY 440 V 7 SUPPLY 460V 50 Hz 9 1 0 amp 60 Hz 8 1 0 amp GROUND GROUND SUPPLY 550 V SUPPLY 575 V 60 Hz X X X X amp 220 SUPPLY 230 V 50 Hz 1 8 2 0 60 Hz 1 6 2 0 amp RECOMMENDED OVERLOAD SETTING TO REVERSE ROTATION INTERCHANGE ANY TWO L
10. 444 94 0010 mm 26AT CEAMP N 2 9815 76 mm 99 53 CAP SCREW 4 1 01 4 78 121 mm 005 2 750 70 000 005 001 218 6 mm 500 13 mm 3 16 5 mm 1 ZR 12 22 SD 005 3 000 76 1j 2 265 010 58 mm n 3 750 95 mm Y 7 005 4 750 121 e 5 9 16 141 mm 002 000 2 985 76 mm 1 E 3 9 32 83 001 2 750 an 0015 0002 J 5mm 1 5000 13 mm y Y 1 2 13 mm 10 24 THREAD 11 12 CROSS SECTION PN 49999 543
11. 60 59 107 26 9 7 ap 10 8 6 AN p 19 13 17 1 1807 215 0 1 1 16 14 0 1 2 23 22 4m m ASSEMBLE WITH LOCTITE 290 AND TIGHTEN TO 50 60 IN LBS 20 12 6 5 1 e ASSEMBLE WITH LOCTITE 242 INCLUDED IN 49595 SERVICE KIT NOT SHOWN 30131 2 WRENCH INCLUDED IN 49594 SERVICE KIT 49530 WARNING LABEL 2 REQ D 49684 LOGO PLATE O INCLUDED IN 49596 SERVICE KIT 49791 TACK 4 REQ D X TIGHTEN TO 45 50 IN LBS 49883 LABEL CEU MODELS ONLY 04332987 DATE CODE PLATE EU MODELS 04332995 DATE CODE PLATE NON EU MODELS 1 4 20 3 4 LONG 33 JACOBS TAPER 49775 MANIFOLD ASSEMBLY INCLUDED 49595 SERVICE KIT NOT INCLUDED IN ASSEMBLY 78 82 a MANIFOLD DISASSEMBLY Spring 80 ball 81 and needle valve 86 can be serviced without removing the manifold from the tool Unthread and remove cap 78 releasing spring 80 and ball 81 Remove screw 87 releasing retainer 88 Unthread and remove needle valve 86 To further disassemble remove three cap screws 75 releas ing manifold from the tool Remove cap 78 releasing actuator 83 83 56 MOUNTING HOLES FOR OPTIONAL SOLE NOID VALVES PORT A PORT F
12. 60 lube and assemble to groove in front bushing of outer sleeve assembly 64 with lips of wiper facing towards sleeve 64 Grease wipers 54 with ARO 36460 lube and assemble to grooves in quill 55 with lips of wipers facing away from each other Assemble spring washer 53 and plate 52 to quill 55 se curing with plate nut 51 Assemble square seal 50 to quill 55 Assemble bearing 56 to spindle 58 pressing on inner race of bearing Assemble spindle 58 and spacer 57 into quill 55 Pack bearings 59 with ARO 33153 grease and assemble onto spindle 58 and into quill 55 NOTE Assemble bear ings with open faces together shielded sides facing out Assemble wiper 61 to groove in bearing stop 60 assem bling with lip of wiper toward the chuck end of the tool Assemble bearing stop 60 into quill 55 Assemble spindle nut 62 to spindle and tighten securely Lubricate i d of piston cylinder 63 and o d of quill 55 with ARO 36460 lube and assemble into outer sleeve assembly 64 Handle piston cylinder with care so as not to damage or distort the 1 4 Assemble locknut 68 to quill 55 and tighten securely Grease O rings 48 and 49 with ARO 36460 lube and as semble to grooves in frame assembly 35 Assemble outer sleeve assembly 64 and components to frame assembly 35 assembling quill 55 thru yoke assem bly 27 Tighten outer sleeve securely NOTE Use caution when inserting
13. 83 56 MOUNTING HOLES FOR OPTIONAL SOLE NOID VALVES I PORT E PORT B 49674 CONTROL ASSEMBLY 1 8 27 NPT CONTROL DISASSEMBLY Control valves 100 and needle valves 103 can be serviced without removing the control assembly from the tool Remove three screws 112 releasing face plate 99 Pull control valves 100 from valve body 106 Unthread and remove needle valves 103 To further disassemble remove five cap screws 76 releas ing control assembly from the tool Remove retaining rings 94 and end caps 95 and push spool 98 out of valve body 106 CONTROL ASSEMBLY Lubricate all O rings with ARO 36460 lube when assem bling EXHAUST FEED CYLINDER MAIN AIR INLET 1 8 27 N P T E TURN IN TO DECREASE FEED RATE TURN TO INCREASE FEED RATE O INCLUDED IN 49596 SERVICE KIT NOT INCLUDED IN ASSEMBLY Assemble rings 96 to grooves in end caps 95 Assemble one end cap 95 to valve body 106 securing with retaining ring 94 Assemble O rings 97 to grooves in spool 98 and as semble spool into valve body 106 Assemble end cap 95 to valve body securing with retaining ring 94 Assemble rings 102 to grooves in needle valves 103 and thread needle valves into valve body 106 Grease O rings on control valves 100 and assemble into valve body 106 Assemble face plate 99 to va
14. Cap Screw 1 4 20 x 1 Stabilizer Rod Cap Screw 2 req d 10 24 x 3 4 Yoke Guard Check Guard Frame Assembly includes items 36 thru 40 Me Control Stop Pins ax oe tice tr A eb Control Set 5 Button Head Screw 5 req d Spring irre re eer er v ok usd bed ees ier and PITE Seien cerea dou uou Bushing Assembly includes 25 8 O ring 1 16 x 5 16 Piston Stop Cap Screw 3 req d 10 24 x 1 2 O Ring 3 32 x 2 5 8 o d O Ring 1 16 x 2 1 2 o d Square Plate Nut Plate e eroe RE Spring Wiper 2 49688 49682 04333027 46923 99 458 46922 49673 49763 4 145 22 99 41 49665 See chart 49763 99 41 145 7 49696 49695 49669 49670 49671 49668 99 48 49780 49667 49643 44899 46931 49654 49662 99 41 12 4 6 45 49653 154 54 49687 49686 49646 49597 49648 49649 49648 49597 49688 49655 49661 49656 49658 49641 154 52 25 143 25 36 49642 49639 49638 49789 49633 107 PART NUMBER FO
15. EADS WARNING BE SURE THE ELECTRICAL POWER SUPPLY IS OFF BEFORE MAKING ANY ELECTRICAL WIRING CONNEC TIONS WARNING FAILURE TO PROPERLY GROUND THE MOTOR MAY CAUSE SERIOUS INJURY TO PERSONNEL DO NOT BLOCK THE AIR FLOW TO OR FROM THE MOTOR COOLING FAN DO NOT DAMAGE THE MOTOR FAN COVER KEEP SMALL OBJECTS CLEAR OF THE OPENINGS IN THE FAN COVER Connect the motor starter to the motor as shown in the wiring dia gram The minimum wire size should be AWG No 14 or equiva lent 4107 circular mil and conform to local national regulations governing the use of this type of electrical equipment Once the motor is connected turn on the power supply If the M107 spindle fails to rotate or rotates in the wrong direction de ener gize the motor starter immediately Turn off the power supply and recheck the wiring SET UP PROCEDURE WARNING Keep clear of rotating end of unit with hands and or clothing Shut off air supply to tool 9 Loosen screw 41 releasing cover 33 Determine the TOTAL STROKE LENGTH the drill must travel to perform the drilling operation 9 Loosen cap screw 28 securing yoke assembly 27 to quill 55 and position yoke assembly on quill approximately 5 8 16 mm greater distance between control valve 39 and yoke assembly than the distance of the Total Stroke Length Tighten cap screw 28 securing yoke assembly 27 to quill 55 9 Loosen nut 29 securing cap screw 30 and tur
16. IFICATION 07 4 ELECTRIC sereo roor CONTROL CODE HORSEPOWER A VALVE IN HEAD 07 75 11 STROKE LENGTH 4 4 maximum D 49685 7 3600 TOOL GENERATION E 49685 8 1800 r p m FREE SPEED see table below MODEL R P M R P M PULLEY OF TEETH OF TEETH TOTAL NUMBER 60 Hz 50 Hz SET ITEM 7 ITEM 12 REDUCTION 3600 R P M MODELS B and D motor code FE074B 17 A 1684 1404 49763 1 22 47 468 1 FE074B 19 A 1918 1600 49763 2 24 45 533 1 FE074B 22 A 2178 1815 49763 3 26 43 605 1 FE074B 24 A 2398 2000 49763 4 28 42 666 1 FE074B 27 A 2700 2250 49763 5 30 40 750 1 FE074B 30 A 3031 2525 49763 6 32 38 842 1 FE074B 34 A 3398 2832 49763 7 34 36 944 1 FE074B 38 A 3808 3173 49763 7 36 34 1 058 1 FE074B 43 A 4274 3562 49763 6 38 32 1 187 1 FE074B 48 A 4800 4000 49763 5 40 30 1 333 1 FE074B 54 A 5400 4500 49763 4 42 28 1 500 1 FE074B 59 A 5954 4961 49763 3 43 26 1 654 1 FE074B 67 A 6750 5625 49763 2 45 24 1 875 1 FE074B 77 A 7690 6408 49763 1 47 22 2 136 1 1 1800 R P M MODELS C and motor code FE074B 08 A 842 702 49763 1 22 47 468 1 FE074B 10 A 959 799 49763 2 24 45 533 1 74 11 1089 907 49763 3 26 43 605 1 FE074B 12 A 1199 999 49763 4 28 42 666 1 FE074B 14 A 1350 1125 49763 5 30 40 750 1 FE074B 15 A 1516 1263 49763 6 3
17. LEY SECTION DISASSEMBLY Remove four screws 1 releasing cover 2 Loosen cap screw 13 loosening tensioner assembly Remove belt 3 Remove cap screws 4 and washers 5 releasing pulleys 7 and 12 and keys 6 To remove motor 11 remove four cap screws 9 Remove cap screw 13 releasing tensioner assembly To disassemble remove retaining ring 14 releasing spring washer 15 bearings 16 and tension wheel 17 BELT AND PULLEY SECTION ASSEMBLY Apply thread adhesive Loctite 242 to threads of tension wheel pin 18 and assemble to bracket 19 Assemble bearing 16 tension wheel 17 and bearing 16 to tension wheel pin 18 securing with spring washer 15 and retaining ring 14 Assemble tensioner assembly to housing 10 securing with cap screw 13 Do not tighten cap screw Assemble motor 11 to housing 10 securing with four cap screws 9 Assemble keys 6 and pulleys 7 and 12 to spindle 23 and motor spindle Apply thread adhesive Loctite 290 to threads of cap screws 4 and assemble screws and washers 5 to spindles secur ing pulleys NOTE Tighten screws 4 to 50 60 in Ibs Assemble belt 3 over pulleys 7 and 12 and inside belt ten sioner Hold tensioner assembly firmly against belt 3 and secure by tightening cap screw 13 Assemble cover 2 to housing securing with four screws 1 PULLEY SPINDLE SECTION DISASSEMBLY Follow instructions for disassembly of BELT
18. R 21 26 QUIN Bearing RT OEA Bearing Spacer Taper Spindle Bearing 2 Bearing Stop Wiper ameet eee RES Spindle Nut Piston Cylinder Outer Sleeve Assembly WIDE teet a et ennt EA 2 eoa EE E LEE Frame Frame Plate Middle Middle Plate Manifold Gasket Valve Body Gasket Cap Screw 3 req d 10 24x 2 Cap Screw 5 req d 10 24 x 1 1 4 Manifold Assembly includes items 78 41188574 2 req d O Ring 2 req d 1 16 x 1 2 0 d 510111 0 P ERE Rubber Ball O Ring 1 16 x 1 4 o d Actuator RM RA O Ring 1 16 x 11 32 o d O Ring 1 16 x 9 32 o d Needle Button Head Retainer Plug 5 o eerte ttg e Rubber Ball 2 req d MUERTE Control Assembly includes items 94 thru 1
19. lve body securing with three screws 112 Assemble control assembly to tool securing with five cap screws 76 r FORWARD START PUSHBUTTON RETRACT EMERGENCY RETRACT PUSHBUTTON R RETRACT FEED RATE ADJUSTMENT KNOB FORWARD FEED RATE ADJUSTMENT KNOB 10 HYDRAULIC CHECK 5 HYDRAULIC STROKE CHECK LENGTH 38922 1 38922 1 2 FEED CONTROL VALVE 103 SET UP PROCEDURE Assemble hydraulic check to yoke assembly 27 Measure the distance from the drill point to the work piece distance Y Distance X between the hydraulic check plunger and stop pin 38 must be less than distance Y to prevent damage to the drill point when it approaches the work piece Loosen cap screw 28 and position the hydraulic check to ob tain the correct setting for distance X Tighten cap screw 28 securely before operating unit Increase the air flow thru the feed control valve 103 marked by opening two full turns from the closed position This will allow the drill to advance rapidly until the plunger of the hy draulic check contacts the stop pin 38 The hydraulic check feed rate adjustment is located at the nameplate end Rotate the extended end until the slot at the end of the spindle is aligned with the number 15 on the name O o
20. n cap screw 30 so the distance between the head of the cap screw 30 and control valve 39 equals the total stroke length Tighten nut 29 securing cap screw 30 9 Replace cover 33 securing with screw 41 Attach air supply to tool FEED RATE CONTROL VALVES Turn valve 103 marked R at side of control assembly 93 approximately 1 1 2 turns counter clockwise open from the closed position Turn the other valve 103 marked at side of control sembly 93 clockwise until closed do not tighten too snugly Start the unit and slowly turn valve 103 marked counter clockwise open until the desired forward rate of feed is reached e A final adjustment of the rate of return retract can be made with the valve 103 marked R DISASSEMBLY ASSEMBLY INSTRUCTIONS Disconnect air and electrical supply BEFORE performing maintenance or service to tool Never apply excessive pressure by a holding device which may cause distortion of a part pressure evenly to parts which have a press fit even pressure to the bearing race that will be press fitted to the mating part Use correct tools and fixtures when servicing this tool Don t damage rings when servicing this tool Use only genuine ARO replacement parts for this tool When ordering specify part number description tool model number and serial number BELT AND PUL
21. ng a strap type wrench unthread and remove outer sleeve assembly 64 and components from the tool NOTE Remove sleeve 64 with care Pull sleeve straight away from the tool so as not to bend the piston cylinder 63 damaging the inside diameter Remove spindle nut 62 and locknut 68 Remove spindle 58 bearing stop 60 bearings 59 spacer 57 and bearing 56 from quill 55 Remove auill 55 and piston cylinder 63 from sleeve NOTE Handle the piston cylinder carefully to prevent damaging or distorting the inside diameter Remove piston cylinder 63 from quill 55 Remove seal 50 and unthread and remove plate nut 51 re leasing plate 52 and spring washer 53 Do not remove wiper 26 from groove in frame assembly 35 unless damage is evident To remove wiper 26 refer to Pulley Spindle Section to separate drive housing 10 from frame assembly 35 Remove two cap screws 32 releasing stabilizer rod 31 and yoke assembly 27 from tool Wiper 26 can now be re moved PISTON SECTION ASSEMBLY Grease wiper 26 with ARO 36460 lube and assemble to groove in frame assembly 35 NOTE Assemble wiper with lips towards chuck end of tool Assemble yoke assembly 27 to stabilizer rod 31 and as semble stabilizer rod to frame assembly 35 securing with two cap screws 32 Refer to Pulley Spindle Section to assemble housing 10 to frame assembly 35 Grease wiper 67 with ARO 364
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