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Wachs EP 424, User Manual

The E.H. Wachs EP 424 User Manual is available for free download on our website. This comprehensive manual offers detailed instructions and guidelines on how to efficiently operate and maintain your EP 424. Get the most out of your product by accessing the user manual at manualshive.com.

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EP 424 End Prep Machine

34

Part No. 81-MAN-00, Rev. 0-0610

E.H. Wachs

leg first, then “stack” them in size order. Make sure 
the legs seat squarely, then securely tighten the 
screws.

Extension leg #1 does not 
have threaded holes to install 
other legs on top of it.

Figure 5-2.  Screw the captivated screws into the man-
drel to secure the legs.

4.

Always install extension leg #1 or #2 last, on top of 
the others. These legs are steel for greater durability.

Figure 5-3.  Use the steel extension legs (#1 or #2) on 
top when installing multiple legs.

NOTE

Summary of Contents for EP 424

Page 1: ...ights reserved This manual may not be reproduced in whole or in part without the written consent of E H Wachs E H Wachs 600 Knightsbridge Parkway Lincolnshire IL 60069 www ehwachs com E H Wachs Part N...

Page 2: ...EP 424 End Prep Machine Part No 81 MAN 00 Rev 0 0610 E H Wachs...

Page 3: ...EP 424 Components 13 Drive Motors 17 Accessories 18 Specifications 19 Capacities 19 Dimensions and Weights 19 Operating Envelope 20 Chapter 4 Assembly Disassembly and Storage 29 Packaging 29 Storage C...

Page 4: ...77 Removing the Single Point Kit 78 Chapter 6 Routine Maintenance 83 Lubrication 83 Main Drive Assembly 83 Felt Wipers 85 Single Point Slide 86 Mandrel 86 Drive Motor Lubrication 87 Chapter 7 Service...

Page 5: ...l and become familiar with all instructions At a min imum make sure you read and understand the following chapters Chapter 1 About This Manual Chapter 2 Safety Chapter 3 Introduction to the Equipment...

Page 6: ...es and definitions Refer to it for safety notes and other information SYMBOLS AND WARNINGS The following symbols are used throughout this manual to indicate special notes and warnings They appear in t...

Page 7: ...com Occasionally we will update manuals with improved opera tion or maintenance procedures or with corrections if nec essary When a manual is revised we will update the revision history on the title...

Page 8: ...EP 424 End Prep Machine 4 Part No 81 MAN 00 Rev 0 0610 E H Wachs...

Page 9: ...ersonal injury hazard READ THE OPERATING MANUAL Make sure you understand all setup and operating instructions before you begin INSPECT MACHINE AND ACCESSORIES Before starting the machine look for loos...

Page 10: ...tter and nonessential materials out of the work area Only people directly involved with the work being performed should have access to the area Safety Symbols This icon is displayed with any safety al...

Page 11: ...5 dBA or greater The operation of other tools and equipment in the area reflective surfaces process noises and resonant struc tures can increase the noise level in the area For additional information...

Page 12: ...afety label part no 81 165 00 Figure 2 2 Crush and cut hazard safety label part no 90 401 04 Figure 2 3 Loud noise hazard safety label provided with air drive configurations part no 90 401 03 Figure 2...

Page 13: ...Chapter 2 Safety Safety Labels E H Wachs Part No 81 MAN 00 Rev 0 0610 9 Figure 2 5 Compressed air pressure safety label part no 90 401 02 Figure 2 6 Hydraulic pressure safety label part no 90 402 01...

Page 14: ...EP 424 End Prep Machine 10 Part No 81 MAN 00 Rev 0 0610 E H Wachs...

Page 15: ...tions Form tool machine with air drive part no 81 000 01 Form tool machine with hydraulic drive part no 81 000 02 Single point machine with air drive part no 81 000 03 Single point machine with hydrau...

Page 16: ...he form tool configura tion of the machine with the standard self centering mandrel Single Point Configuration The single point machine is provided with a tool slide that feeds the tool radially acros...

Page 17: ...u ration of the EP 424 EP 424 Components The following components are provided with the form tool configuration of the EP 424 main drive assembly with lifting attachments feed assembly rotating tool h...

Page 18: ...re 3 3 The single point slide feeds the tool radi ally across the pipe face It is driven along a feed screw by a starwheel radial feed trip assembly Figure 3 4 The photo shows the trip assembly mounte...

Page 19: ...rious injuries could occur Use the autofeed stop plate 81 316 00 to keep the machine from feeding too far Speed Prep autofeed module Figure 3 5 The speed prep module is installed on the main drive to...

Page 20: ...chs extension leg kit for standard mandrel Figure 3 7 Two sets of extension legs allow the stan dard mandrel to be mounted in pipes up to 23 64 I D dial indicator assembly Figure 3 8 The dial indicato...

Page 21: ...for the EP 424 a 3 5 HP air motor part no 81 311 00 The air motor requires 95 cfm air flow at 90 psi 2 700 l min at 6 2 bar Figure 3 9 The photo shows the EP 424 air motor a hydraulic motor part no 8...

Page 22: ...0 00 for form tool machine configuration includes Speed Prep mod ule single point slide trip ring and independent chuck Extension leg kit for standard mandrel part no 81 303 01 Extends maximum clampin...

Page 23: ...min at 138 bar Axial feed 0 071 per feed handle revolution Single point slide radial feed 0 0052 0 132 mm per engaged trip 6 5 165 mm maximum feed Max feed travel 3 50 88 9 mm Max rotating speed no l...

Page 24: ...0 04 There are also dimensional drawings for the following com ponents Standard mandrel with extension legs Form tool rotating head Independent chuck mandrel with extension legs Single point slide 81...

Page 25: ...6 AXIAL FEED 071 1 80 PER FEED HANDLE REVOLUTION CLOCKWISE 5 38 136 5 LEGS SHOWN FULLY EXTENDED 4 20 MAX 106 6 MAX 2 72 69 2 LEGS SHOWN FULLY RETRACTED 3 25 MIN 82 6 MIN 13 68 347 5 15 73 399 5 MAX F...

Page 26: ...41 442 3 7 66 194 5 AXIAL FEED 071 1 80 PER FEED HANDLE REVOLUTION CLOCKWISE 15 73 399 5 13 68 347 5 MAX FREE SPEED 20 RPM MAX FLOW 15 GPM 57 LPM MAX PRESSURE 2000 PSI 138 BAR 5 38 136 5 LEGS SHOWN F...

Page 27: ...ED TOTAL STROKE 6 5 165 1 29 31 744 6 AXIAL FEED 071 1 80 PER FEED HANDLE REVOLUTION CLOCKWISE 13 00 330 2 27 15 ROTATING 689 7 11 90 SEE 81 305 00 FOR FULL LEG CHART 302 3 AIR REQUIREMENTS AIR CONSUM...

Page 28: ...TRIP ENGAGED TOTAL STROKE 6 5 165 1 17 41 442 3 7 66 194 5 AXIAL FEED 071 1 80 PER FEED HANDLE REVOLUTION CLOCKWISE 13 00 330 2 11 94 SEE 81 305 00 FOR FULL LEG CHART 303 2 27 15 689 7 MAX FREE SPEED...

Page 29: ...4 20 MAX MAX MAX I D WITH MAX B MAX POSITION 3 27 MIN 83 1 MIN MIN I D WITH MIN A MIN POSITION 3 15 80 1 50 12 7 Operating Envelope EP 424 Standard Mandrel and Extension Legs 81 303 00...

Page 30: ...1 38 34 9 13 68 347 4 16 39 416 2 TOOL HOLDER SHOWN IN OUTER POSITION 1 79 45 3 1 19 30 1 Operating Envelope EP 424 Rotating Tool Head 81 304 00...

Page 31: ...SPACER 23 221 00 12 18 14 15 309 4 359 4 23 214 02 14 43 16 50 366 5 419 1 WITH SPACER 23 221 00 15 43 17 50 391 9 444 5 23 214 03 16 87 18 81 428 5 477 8 WITH SPACER 23 221 00 17 87 19 81 453 9 503 2...

Page 32: ...5 01 INSERT TOOL 52 701 01 7 25 184 1 MIN TOOL POSTION SHOWN WITH HIGH RANGE TOOL HOLDER 56 205 01 INSERT TOOL 52 701 01 4 25 107 9 MIN TOOL POSTION SHOWN WITH LOW RANGE TOOL HOLDER 56 205 00 INSERT T...

Page 33: ...tments for all standard and optional components and is designed to hold all compo nents securely to prevent damage in shipping Store the machine in its case at all times when it is not in use Figure 4...

Page 34: ...steps fre quently Clean the machine by wiping off dirt debris and accu mulated oil or grease Put oil in the air motor oiler and operate the motor for a few seconds to lubricate its internal component...

Page 35: ...an be mounted in pipes with an I D range from 3 27 to 23 64 83 1 to 600 5 mm The workpiece may not be suitable for the standard man drel such as in the following situations the I D of the pipe is unev...

Page 36: ...Figure 5 1 Measure the I D of the pipe to determine which leg set will be required See the envelope drawings in Chapter 3 for an illustration of the clamp leg configurations 2 Refer to the clamp leg...

Page 37: ...07 1 3 2 1 7 94 8 87 201 7 225 3 4 1 8 77 9 71 222 8 246 6 4 2 9 53 10 46 242 1 265 7 4 3 1 10 24 11 18 260 1 284 0 5 1 11 09 12 02 281 7 305 3 5 2 11 84 12 77 300 7 324 4 5 3 1 12 69 13 62 322 3 346...

Page 38: ...he screws Extension leg 1 does not have threaded holes to install other legs on top of it Figure 5 2 Screw the captivated screws into the man drel to secure the legs 4 Always install extension leg 1 o...

Page 39: ...e clamp legs should be as close as possi ble to the end of the pipe However make sure they are far enough into the pipe to avoid being damaged during the operation This is espe cially critical if you...

Page 40: ...8 Check that the legs are square on the pipe I D and are far enough from the pipe end for the operation Figure 5 7 Measure the distance from the pipe end to the clamping legs to make sure there is eno...

Page 41: ...the I D of the pipe Figure 5 8 Measure the I D of the pipe to determine which leg set will be required See the envelope drawings in Chapter 3 for an illustration of the clamp leg configurations 2 Ref...

Page 42: ...dent Chuck Clamping Leg Chart I D Inches I D mm Leg Set Used Spacer 23 221 00 Used Min Max Min Max 8 50 10 50 215 9 266 7 23 313 00 No 9 50 11 50 241 3 292 1 23 313 00 Yes 11 18 13 15 284 0 334 0 23 2...

Page 43: ...n with the shoulder of the nut toward the chuck 5 If chuck leg spacers 23 221 00 are required install a spacer over each of the 4 independent chuck buttons Figure 5 11 If required put a chuck leg spac...

Page 44: ...eg 7 Place the chuck body inside the I D of the pipe and screw the legs out to snug them against the I D Figure 5 13 Screw the legs out to snug the chuck inside the pipe 8 Remove the nuts from the 4 t...

Page 45: ...ew the nuts onto the studs to secure the alignment gauge The gauge pieces should be tight against the face plate You may have to move the chuck out to tighten the gauge against the face plate Figure 5...

Page 46: ...pe to the precision of the alignment gauge scales You will pre cisely center the mandrel later in this procedure 11 To center the chuck body refer to the scales on the alignment gauges Using a 1 1 8 e...

Page 47: ...610 43 Figure 5 18 When the chuck is rough centered snug the jam nuts to hold the clamping legs in place 13 Remove the alignment gauge from the studs Make sure you have the nut and both washers remove...

Page 48: ...ndrel 14 Mount the mandrel onto the chuck Figure 5 20 Mount the mandrel on the independent chuck 15 Replace the 2 washers female washer first and the nut onto each stud to hold the mandrel in place Sn...

Page 49: ...the set screws to hold it in place 18 Assemble the indicator and set the magnetic mount onto the indicator mounting collar Turn the magnet on to hold the indicator in place Figure 5 23 Set the magneti...

Page 50: ...03 00 are installed The mandrel position cannot be adjusted with the spacers 20 Move the indicator around the pipe end by rotating the mounting collar Check the reading on the indicator dial to measur...

Page 51: ...el mounting studs 23 Remove the indicator and the indicator mounting col lar USING THE DRIVE MOTORS Refer to the instructions in this section for the drive motor air or hydraulic provided with your EP...

Page 52: ...the screws securely Figure 5 28 Turn the flange to seat the screws in the slots then tighten the screws 3 Make sure the air supply is turned off at the source Connect the air line to the connector on...

Page 53: ...he machine The use of coolant or cutting lubricant is recommended This will improve the cutting performance and increase the life of the tooling 7 While holding the air motor trigger operate the machi...

Page 54: ...ing screws on the EP 424 motor adapter You may have to rotate the motor slightly to engage the spline in the shaft Figure 5 31 Mount the hydraulic motor flange onto the screws in the motor adapter 2 T...

Page 55: ...orts on the motor as described in Figure 5 33 Figure 5 33 Connect the hydraulic hoses to the motor as shown 4 Turn on the hydraulic power supply Set it to 10 gpm at 1500 psi 38 l min at 103 bar 5 Push...

Page 56: ...ating the correct direction of rotation 6 Make sure the machine is turning clockwise If it is turning the wrong way the hydraulic hoses are reversed Turn off the HPU and switch the hoses 7 Adjust the...

Page 57: ...the machine FORM TOOL OPERATION The EP 424 has three tool holders which can each hold a different tool This allows you to perform any combination of facing beveling and counterboring simultaneously M...

Page 58: ...lope Make sure you have adequate clearance around the work piece See the operating envelope drawings in Chapter 3 for reference Selecting Tooling Use the following charts to select the appropriate too...

Page 59: ...erating Instructions Form Tool Operation E H Wachs Part No 81 MAN 00 Rev 0 0610 55 Figure 5 38 The chart describes the tooling used for counterboring Figure 5 39 The chart describes the tooling used f...

Page 60: ...u may need to change the positions of the tool holders in the rotating head depending on the pipe diameter Each tool holder can be set to an inner small diameter or outer large diameter position 1 Usi...

Page 61: ...e main com ponents of the EP 424 as you install the machine The fol lowing is the recommended sequence for installation Configure and mount the mandrel in the workpiece as described at the beginning o...

Page 62: ...t it 1 Attach a crane or other lifting device to the lift hook on the machine body Figure 5 42 Attach the lifting device to the lift hook 2 Use the lifting device to pick up the EP 424 and posi tion i...

Page 63: ...5 44 Push the machine forward onto the man drel Push the machine forward while turning the feed handle to start the threads 4 When the machine is fully engaged on the spline lower the lifting device s...

Page 64: ...on 7 Using a 3 16 hex wrench loosen the tooling set screws in the tool holder and put the tool in the holder Tighten the set screws Figure 5 47 Insert the tool in the tool holder and tighten the set s...

Page 65: ...machine is operating Contact with the head or tooling could result in serious injury 12 Turn on the drive motor The machine will start to rotate Adjust the motor speed using the speed control ler on...

Page 66: ...tal damage to the tooling or damage or injury caused by the tooling in case of a collision while moving the machine 3 Disconnect the power source air or hydraulic from the drive motor 4 Loosen the 4 m...

Page 67: ...your EP 424 machine is equipped with the single point option kit it will include the single point slide trip ring and independent chuck as additional components Set up the machine as described below...

Page 68: ...s Figure 5 51 Pull the mandrel out of the machine 4 Using a 5 16 hex wrench remove the 6 screws hold ing the rotating head to the main shaft Figure 5 52 Remove the 6 screws holding the rotat ing head...

Page 69: ...e trip assembly onto the front of the machine with the trip knobs toward the feed handle side Fit the ring of the trip assembly around the the rim of the main housing with the set screws aligned with...

Page 70: ...in place on the back of the sin gle point slide 8 Put the single point slide into place on the main shaft Align the 3 dowel pins in the slide with the holes in the shaft and press the slide into plac...

Page 71: ...10 If you want to install the mandrel before mounting the machine on the workpiece insert the threaded end of the mandrel through the single point slide You may have to turn the mandrel slightly while...

Page 72: ...lope drawings in Chapter 3 for reference Selecting Tool Holder Two tool holders are provided with the single point slide low range part no 56 424 00 for pipe O D range 4 24 23 62 108 600 mm high range...

Page 73: ...gle bevel compute the set back using the fol lowing formula Figure 5 60 The diagram illustrates how to compute the O D set back when performing a single angle bevel SINGLE ANGLE BEVEL EXAMPLE R 0 125...

Page 74: ...nd bevel COMPOUND BEVEL EXAMPLE R 0 125 L 0 100 E 0 125 A1 30 A2 10 T 0 750 W 1 875 S 0 125 0 125 tan 10 x 1 875 0 750 tan 30 x 0 750 0 125 0 125 0 250 0 176 x 1 125 0 577 x 0 500 0 250 0 198 0 289 0...

Page 75: ...assemble the machine and then mount it on the workpiece You will need a lifting device to support the machine as you mount it Assembling the Machine Components The following procedure assumes that th...

Page 76: ...tion the EP 424 to mount it on the mandrel 3 Slide the machine forward on the mandrel Turn the machine back and forth while pushing to engage it all the way onto the spline Figure 5 64 Push the machin...

Page 77: ...rel threads in the feed nut 6 Turn the feed handle clockwise until the end of the mandrel emerges from the back of the machine Feed the machine until at least 1 2 13 mm of threads on the mandrel are v...

Page 78: ...ide 9 Using a 5 16 hex wrench turn the starwheel on the slide to position the tool just beyond the O D of the pipe Figure 5 67 Turn the starwheel until the tool bit is positioned at the required start...

Page 79: ...number of trips For multiple trips engage them on opposite sides of the trip assem bly 3 Start the drive motor to operate the machine Ensure that the starwheel is turning when it strikes the engaged t...

Page 80: ...he Speed Prep knob and set it to the location of the transition angle Lock the knob in place 4 Move the right knob stop up against the knob and tighten it Figure 5 69 Set the right knob stop 5 Set the...

Page 81: ...moving the machine This pre vents accidental damage to the tooling or damage or injury caused by the tooling in case of a collision while moving the machine 4 Disconnect the power source air or hydrau...

Page 82: ...gle Point Kit 1 Set the machine on a stable work surface that can sup port its weight Use a lifting device to lift the EP 424 2 If the mandrel is installed remove it by turning the feed handle counter...

Page 83: ...0 79 Figure 5 71 Pull the mandrel out of the machine 4 Using a 5 16 hex wrench completely loosen the 6 captivated screws holding the single point slide to the main drive assembly Figure 5 72 Loosen th...

Page 84: ...0610 E H Wachs Figure 5 73 Remove the single point slide 6 Using a 1 8 hex wrench loosen the 4 set screws in the trip assembly Figure 5 74 Loosen the set screws holding the trip assembly to the housin...

Page 85: ...ad on the main shaft Align the 3 dowel pins in the head with the holes in the shaft and press the head into place Figure 5 76 Align the dowel pins in the rotating head indicated by arrows with the hol...

Page 86: ...EP 424 End Prep Machine 82 Part No 81 MAN 00 Rev 0 0610 E H Wachs Figure 5 77 Tighten the 6 screws holding on the rotating head...

Page 87: ...re is one grease fitting on the main drive assembly Figure 6 1 The grease fitting is at the bottom of the main drive assembly housing Every 30 days more often with heavy use apply grease through the f...

Page 88: ...lug in the top of the house Screw the plug in until it is flush do not screw it in all the way Figure 6 3 Insert the plug and screw it in until it is flush with the top of the housing Felt Wipers Both...

Page 89: ...to lubricate the wiper Inspect the condition of the wiper Replace it if it is dam aged deformed from wear or very dirty Figure 6 4 Apply oil to the felt wiper in the rotating head Figure 6 5 Replace...

Page 90: ...pline on the mandrel standard or independent chuck each time you use it Apply a light coating of oil 2 Each time you use the standard mandrel oil the chuck legs where they engage in the mandrel slots...

Page 91: ...mainte nance information The manual is included at the end of Chapter 7 of this manual Air motor lubrication guidelines are the following An air line lubricator is recommended with the air motor Use...

Page 92: ...EP 424 End Prep Machine 88 Part No 81 MAN 00 Rev 0 0610 E H Wachs...

Page 93: ...dure to adjust the tension on the slide Tighten the Starwheel Stop Collar 1 Using a 5 32 hex wrench loosen the screw in the stop collar adjacent to the starwheel 2 Using the hex wrench in the head of...

Page 94: ...nd take the gibs off 3 Remove one shim from each side Stack the remaining shim s and the wear plate to line up the holes in the base plate 4 Replace the gibs and the screws Tighten the screws down sec...

Page 95: ...ttings are accurate You should peri odically check the calibration especially if your beveling operation requires very accurate angles Use the following procedure to check the calibration and adjust t...

Page 96: ...ng at the start from the current reading to determine the measured axial feed 13 Find the measured axial feed in Table 1 below and read across for the actual bevel angle Make a note of the angle 10 ro...

Page 97: ...ir Motor Manual E H Wachs Part No 81 MAN 00 Rev 0 0610 93 AIR MOTOR MANUAL The air motor manufacturer s operating and maintenance manual is included following this page Refer to it for detailed mainte...

Page 98: ...EP 424 End Prep Machine 94 Part No 81 MAN 00 Rev 0 0610 E H Wachs...

Page 99: ...ists and Drawings E H Wachs Part No 81 MAN 00 Rev 0 0610 95 Chapter 8 Parts Lists and Drawings Refer to the following drawings for parts identification and ordering Each drawing includes a parts list...

Page 100: ...EP 424 End Prep Machine 96 Part No 81 MAN 00 Rev 0 0610 E H Wachs...

Page 101: ...1 ROTATING HEAD ASSEMBLY 9 81 311 00 1 ASSEMBLY AIR DRIVE 10 81 312 00 1 STORAGE CASE EP 424 NOT SHOWN 11 81 312 12 0 QUICK PIN 3 8 NOT SHOWN 12 81 MAN 00 1 EP 424 MANUAL NOT SHOWN 13 90 800 28 1 WRE...

Page 102: ...ROTATING HEAD ASSEMBLY 9 81 310 00 1 ASSEMBLY HYD DRIVE 10 81 312 00 1 STORAGE CASE EP 424 NOT SHOWN 11 81 312 12 0 QUICK PIN 3 8 NOT SHOWN 12 81 MAN 00 1 EP 424 MANUAL NOT SHOWN 13 90 800 28 1 WRENC...

Page 103: ...17 81 307 00 1 TRIP ASSEMBLY 18 81 309 00 1 KIT INDICATOR NOT SHOWN 19 81 311 00 1 ASSEMBLY AIR DRIVE 20 81 312 00 1 STORAGE CASE EP 424 NOT SHOWN 21 81 312 12 0 QUICK PIN 3 8 NOT SHOWN 22 81 313 00...

Page 104: ...17 81 307 00 1 TRIP ASSEMBLY 18 81 309 00 1 KIT INDICATOR NOT SHOWN 19 81 310 00 1 ASSEMBLY HYD DRIVE 20 81 312 00 1 STORAGE CASE EP 424 NOT SHOWN 21 81 312 12 0 QUICK PIN 3 8 NOT SHOWN 22 81 313 00...

Page 105: ...1 100 01 1 TIMKEN CUP 16 81 101 00 1 TIMKEN CONE 17 81 101 01 1 TIMKEN CUP 18 81 102 00 2 TIMKEN CONE 19 81 102 01 2 TIMKEN CUP 20 81 103 00 2 BEARING MANDREL 21 81 104 00 1 RING 3 25 HOUSING RETAININ...

Page 106: ...IAL FEED MM NOT SHOWN 12 81 113 00 1 RING SPIRAL RETAINING 13 81 114 00 6 DETENT BALL 14 81 115 00 1 BEARING DRIVE GEAR 15 81 116 00 1 BEARING FEED NUT 16 81 117 00 1 RING SPIRAL RETAINING 17 90 026 5...

Page 107: ...WEIGHT 7 5 lbs 3 4 kg EP 424 Auto Feed Assembly 81 302 00 Contact E H Wachs for repair part information...

Page 108: ...00 1 DRAW BAR NUT ASSY 5 81 017 00 1 PLATE DRAW BAR END 6 81 025 00 1 WASHER DRAW BAR THRUST 7 81 120 00 1 RING SPIRAL RETAINING 8 81 143 00 1 WASHER DRAW BAR THRUST 9 81 314 01 3 LEG EXTENSION 1 ASSY...

Page 109: ...043 00 1 WIPER FELT 2 81 003 00 1 HEAD ROTATING 3 81 030 00 3 TOOL HOLDER ROTATING HEAD 4 81 064 00 6 SHCS 3 8 16 X 1 1 4 CAPTIVATED 5 90 060 07 24 SHCS 5 16 18 X 3 4 6 90 074 05 30 SSS 3 8 16 X 1 2...

Page 110: ...4 04 4 LEG 19 31 21 30 NOT SHOWN 11 23 214 05 4 LEG 22 28 24 28 NOT SHOWN 12 23 215 00 4 JAM NUT MODIFIED 13 23 221 00 4 SPACER CHUCK LEG 14 81 079 00 2 GAUGE 15 81 080 00 4 SCALE GAUGE 16 81 149 00 1...

Page 111: ...ACER 7 81 067 00 1 FEED NUT 8 81 068 00 2 BUSHING 9 81 069 00 1 FEED SCREW 10 81 070 00 1 STAR WHEEL 11 81 071 00 2 SHIM 12 81 072 00 1 PUSH PLATE 13 81 154 00 2 GIB 14 81 155 00 2 PLATE WEAR 15 81 15...

Page 112: ...LUNGER BALL 2 56 073 00 4 SCREW 1 4 TOGGLE 3 66 117 00 6 LEVER TRIP 4 81 074 00 1 TRIP COLLAR WELDMENT 5 90 042 04 6 BHCS 10 32 X 3 8 6 90 045 01 6 NUT 10 32 JAM 7 90 045 02 6 NUT 10 24 JAM 8 90 057 5...

Page 113: ...NTROL LABEL 15 81 032 00 1 COUPLING MOTOR ADAPTER 16 81 058 00 1 ADAPTER HYDRAULIC MOTOR 17 81 063 00 1 SPACER MANIFOLD 18 81 146 00 1 HYDRAULIC MOTOR 19 90 026 56 1 PIN 1 8 x 5 8 ROLL 20 90 026 58 2...

Page 114: ...MOTOR DIRECTIONAL CONTROL VALVE FLOW CONTROL VALVE PRESSURE RELIEF VALVE DEFAULT SETTING 2000 PSI Hydraulic Schematic EP 424 Hydraulic Drive Assembly 81 310 00...

Page 115: ...1 00 1 HOUSING AIR MOTOR ADAPTER 4 81 032 00 1 COUPLING MOTOR ADAPTER 5 81 073 00 1 ADAPTER THROTTLE LEVER 6 81 141 00 1 AIR MOTOR 7 81 158 00 1 THROTTLE 8 81 159 00 1 9 1 SSS 1 4 20 x 1 4 10 0 SQUARE...

Page 116: ...ESCRIPTION 1 81 160 00 1 STOP AXIAL FEED 2 81 161 00 2 ROLLER 3 90 056 10 2 PIN 1 4 X 1 00 DOWEL 4 90 201 11 1 HXCS 5 8 11 X 1 1 4 5 90 205 59 1 WASHER 5 8 FLAT 6 90 205 03 1 NUT 5 8 11 HEAVY HEX EP 4...

Page 117: ...EP 424 Accessories and Options Part Number Description 81 400 00 Single point upgrade kit for form tool EP 424 con figurations 81 000 01 81 000 02 81 303 01 Extension leg kit for standard mandrel 81...

Page 118: ...no assigned on order 56 SPT 10 Custom form tool or single point insert holder ground to customer specification Specific part no assigned on order Table 3 EP 424 Beveling Tooling Part Number Descripti...

Page 119: ...er 56 SPT 05 Custom HSS compound angle J bevel tool bit ground to customer specification Specific part no assigned on order Table 4 EP 424 Counterbore and I D Tooling Part Number Description 56 702 01...

Page 120: ...Prep Machine 100 Part No 81 MAN 00 Rev 0 0610 E H Wachs Table 5 EP 424 Tooling Accessories Part Number Description 56 190 00 Insert screw used with all EP 424 insert holders 56 191 00 Insert screw To...

Page 121: ...parts refer to the parts lists in this chapter Please provide the part description and part number for all parts you are ordering REPAIR INFORMATION Please call us for an authorization number before r...

Page 122: ...to complete it WARRANTY INFORMATION Enclosed with the manual is a warranty card Please fill out the registration card and return to E H Wachs Retain the owner s registration record and warranty card f...

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