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Milltronics ML Series Instruction Handbook Manual Download Page 49

C

HAPTER 

6 - M

AINTENANCE

 

 

Way Lube Maintenance 

• 

Ensure the way lube reservoir level is maintained (if equipped).  (Use Mobil 

Vactra No. 02, Amoco Waytec No 68, Sunoco Sunwaylube No1180, or 

equivalent oil, further details about this lubricant can be found in the mechanical 

manual).  Never re-use oil way lube. 

• 

Clean the intake filter screen annually 

 

Adjustment 

• 

Set the timer for 7 Seconds ON, and 30 Minutes OFF operation. 

 

Adjustment controls 

Fill here with 
clean oil as 
specified. 

43

 

Summary of Contents for ML Series

Page 1: ...Instruction Handbook for ML TL Series Lathes Milltronics Manufacturing Company 1400 Mill Lane Waconia MN 55387 USA Phone 952 442 1410 Fax 952 442 6457 www milltronics net Rev 1 11 2 11 ...

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Page 3: ...ent Voltage requirements 15 Coolant Capacities 15 Coolant Recommendation 15 Hydraulic Fluid Tank Capacity if equipped 15 Control Instructions Schematics Complete Specification Sheets 15 Tooling Specifications 16 ML14 26 Series Machine Layout 17 ML35 40 Series Machine Layouts 18 Leveling bolt and pad 20 Chapter 3 Site Preparation 21 Machine Placement Considerations 21 Power And Ground Requirements ...

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Page 5: ...ns 41 Air System Maintenance if equipped 42 Way Lube Maintenance 43 Adjustment 43 Tool Turret Maintenance Pragati 44 Tool Turret Maintenance Baruffaldi 44 Hydraulic System Maintenance 45 Hydraulic Valves and Pressure Switch Gauges 45 Hydraulic Tailstock Speed Adjustment 47 2 Speed Transmission Maintenance ML35 40 Only 48 Spindle Bearing Maintenance some models 49 Steady rest operation guidelines a...

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Page 7: ...d If a particular operation is not documented in this or any other Milltronics manual as authorized usage for the particular equipment it should be assumed that this is an unauthorized or improper usage with potential danger and should be avoided A This machine is provided with various safety devices to protect the operator and the machine However these cannot cover all aspects of safety therefore...

Page 8: ...ll also be familiar with the proper use of any special precautionary techniques personal protective equipment including arc flash insulating and shielding materials and insulated tools and test equipment Basic Points Of Safety 1 DANGER There are high voltage terminals on the electrical panel transformer motors junction boxes and other equipment DO NOT touch the high voltage terminals or components...

Page 9: ...ials Never use flammable cutting fluids 3 CAUTION Do not subject the CNC control unit the operator s panel or the electrical control panel to strong voltage fluctuations Do not change any machine parameter values without consulting Milltronics service department If it becomes necessary to change a value first check if it is safe to do so then make a note of the original value so it can be reset if...

Page 10: ...o make sure they are properly fitted and not damaged Always obtain assistance when handling loads beyond your ability Do not adjust coolant nozzles while the machine is in operation Do not remove or interfere with any machine safety devices Do not wipe the work piece with a rag while the spindle is rotating or the machine is in motion Always stop the machine before removing or inspecting a tool To...

Page 11: ...e on a mill table Never operate the machine beyond its specified power limits Never machine flammable or explosive materials Never use flammable materials as cutting fluid 3 CAUTION Be sure the tool length is such that the tool will not interfere with any fixtures or other objects Perform test operations after mounting tools Safety Related To Machine Maintenance Maintenance should be performed onl...

Page 12: ...ge before servicing them After removing power verify that the CHARGE LED indicator and 7 segment display on the spindle drive have turned OFF before servicing FAILURE TO FOLLOW THESE RULES CAN RESULT IN SERIOUS INJURY OR DEATH Neither the manufacturer nor the manufacturers representatives or dealers can assume responsibility for any mishaps damage or personal injury that may occur as a result of i...

Page 13: ...nnect switch on the door of the electrical cabinet at the rear of the machine When the machine is put into emergency stop mode the servo motors and the spindle motor are de energized If the machine has a horizontal tool change platter and the platter is under the spindle emergency stop causes the platter to withdraw from underneath the spindle When there is no power to the machine the ballscrews f...

Page 14: ...ety Precaution 11 2 Extended Material Stock Danger 11 3 Chip Auger Conveyor Hazard 11 4 Main Power Hazard and Notice 12 5 Lathe Safety Operation Instructions 12 6 Warmup and daily checks 12 7 Hydraulic Oil Maintenance Notice 12 8 Waylube maintenance 12 2 3 4 8 1 5 6 9 7 Located on hydraulic tank if equipped 8 ...

Page 15: ...ription Description Page Page 1 Danger and Safety Precaution 11 2 Extended Material Stock Danger 11 3 Chip Auger Conveyor Hazard 11 4 Main Power Hazard and Notice 12 5 Lathe Safety Operation Instructions 12 6 Warmup and daily checks 12 7 Hydraulic Oil Maintenance Notice 12 8 Waylube maintenance 12 2 3 4 8 1 9 5 6 7 Located on hydraulic tank if equipped 9 ...

Page 16: ...recaution 11 2 Extended Material Stock Danger 11 3 Chip Auger Conveyor Hazard 11 4 Main Power Hazard and Notice 12 5 Lathe Safety Operation Instructions 12 6 Warmup and daily checks 12 7 Hydraulic Oil Maintenance Notice 12 8 Waylube maintenance 12 2 3 4 8 5 1 9 7 Located on hydraulic tank if equipped 6 1 10 ...

Page 17: ...d understand all Safety Operation and Maintenance labels affixed to the machine to ensure safety and reliability Located at headstock end near spindle through hole Located around hazard areas on models equipped with chip conveyor 11 ...

Page 18: ...t safety guidelines that must be observed All models located near operator station Perform all checks to prevent damage and ensure reliable operation Perform maintenance to prevent damage and ensure reliable operation If equipped with hydraulics Ensure waylube pump is operating and oil is being dispensed regularly Use only proper lubrication type 12 ...

Page 19: ...CHAPTER 1 SAFETY 9 Perform maintenance to prevent damage and ensure reliable operation If equipped with air filter regulator 13 ...

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Page 21: ...25 20 26 50 90 Liters 90 75 100 190 340 Coolant capacities listed above are for standard bed length only Consult specifications at the back of this manual for optional bed lengths Coolant Recommendation Consult with a reputable coolant supplier in your area You should use non toxic non corrosive and non flammable coolant Avoid chlorine and sulfur which may harm the paint finish Use Mobil DTE24 or ...

Page 22: ...s lathes come equipped for various tooling sizes depending on machine model and turret size selected if any Please refer to your machine order or dealer to find out what tooling is required for your particular machine The machine may be equipped with a tool turret tool post or nothing at all Tool holders range from 5 8 x 4 to 1 25 x 6 boring bar holders 1 and 1 25 and for live tool turrets V40 and...

Page 23: ...CHAPTER 2 SPECIFICATION ML14 26 Series Machine Layout 17 ...

Page 24: ...ML35 40 Series Machine Layouts ML35 Series ML40 Series 18 ...

Page 25: ...ion 2 Electric box 12 Cross slide 3 Headstock 13 Tail stock 4 Z axis servo motor 14 Bearing bracket rear 5 Bearing bracket front 15 Spindle servo motor 6 Spindle 16 Bed support stand 7 Chuck option 17 Coolant tank 8 Z axis ball screw 18 Chip tray 9 CNC control panel 19 Coolant pump 10 X axis ball screw 20 Lubrication unit 19 ...

Page 26: ...Spindle Nose and chuck guard 9 Operator panels 11 Tool Turret 13 Tailstock 19 Coolant pump 20 Waylube unit Conveyor Chute option Shift cylinder if equipped Air system if equipped Leveling bolt and pad 20 ...

Page 27: ...arantee machine geometry unless this is adhered to 3 Ample ceiling height and clearance behind the machine to fully open the door of the electrical cabinet at the rear of the machine see machine dimensions drawing in section 2 for distance 4 Do not subject the machine to direct sunlight 5 If the machine is an ML35 or ML40 and will be operated in ambient temperatures above 90 degrees F 32 degrees C...

Page 28: ... our ground terminal and the main ground located at the electrical service box Also ensure that the electrical service box is tied to earth ground 4 Milltronics does not allow the use of a separate grounding rod 5 Milltronics does not allow conduit or wire raceways be used as a ground 6 If a transformer is used to step the voltage down to 220 refer to the transformer grounding procedures immediate...

Page 29: ...etely from power 3 Always measure voltage from line to line and from line to ground before applying power to the machine electrics Do this with or without the addition of a transformer 4 With or without a transformer any power leg of the three phase incoming power to the machine should not exceed 240 VAC to ground or from leg to leg At least two of the legs when measured between the leg and chassi...

Page 30: ...option an autotransformer is supplied The diagram below illustrates the various input voltage selections and proper ground wire connections Always call the factory if in doubt concerning transformer connections as serious damage can result if the machine or transformers are not properly connected 24 ...

Page 31: ...o perform optimally 90 110 PSI at 10 CFM is required Adjustments Set the main air regulator to 90 PSI Set the drop rate on the lubricator to approximately 1 drop per every 1 2 gear changes Main air pressure gauge Adjust using knob A to 90 PSI Air pressure switch adjusted to trip at 75 PSI Weekly fill with Marvel No 085 Mobil Velocite No 10 or equivalent Water trap is self draining No need to drain...

Page 32: ... with the use of a special lifting bracket and eye bolt along with straps rated to handle the weight of the machine Notes 1 Use extreme caution whenever moving lifting equipment 2 Be sure the straps and other rigging equipment are all appropriately rated to handle the weight being lifted 3 Always keep the machine well balanced and as close to the ground as possible when moving lifting 4 Use the sl...

Page 33: ...CHAPTER 3 SITE PREPARATION 27 ML22 ML26 Lifting device drawing ...

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Page 35: ...all and adjust as necessary according to the photos and descriptions The leveling bolts 1 are already installed on the machine Locate the leveling pads 3 and slide them under the bolts Remove the various shipping brackets installed on the doors and sliding console On models equipped with a swivel pendant the swivel is locked in position for shipping Loosen and remove the first set screw locking sc...

Page 36: ...ng cables to their respective plugs on the machine Once the machine is in place and assembled this far have the power and air supplies connected by qualified personnel as described in chapter 1 See the safety checklist on page 2 for qualifications Level the machine rough level in both side to side and front to back directions Slide the flood coolant tank under from the rear of the machine Install ...

Page 37: ...on Refer to this text while leveling the machine in the startup checklist Milltronics ML lathe products have a 0002 inch per foot 005mm per 300mm specification for head stock taper In almost all cases action will be required at the time of setup to adjust the lathe into tolerance The first step in the process is to level the machine The bed should be as level as possible and should be checked for ...

Page 38: ... be used as well Using the taper eliminates any need for dialing in the bar so long as the mounting taper is ground concentric with the bar The tail stock should not be used when checking head stock taper If the lathe is level and taper exists the head stock can be adjusted This is done by loosening the bolts holding the head stock to the bed of the machine and using the adjuster found at the rear...

Page 39: ...fore opening electrical cabinet or performing adjustments or diagnostic measurements while energized Only qualified personnel should attempt to take current and voltage readings or perform service See the safety checklist on page 2 for qualifications Always turn the main power off before servicing components within the electrical cabinet Always keep hands and fingers away from live electrical term...

Page 40: ...s on the 5 VDC power supply if present C Check 110VAC on the secondary side of the 110 Volt transformer or between terminal blocks 1 2 The AC voltage must be between 110 and 125VAC Turn the main disconnect switch to the OFF position powering down the machine Close and lock the door of the electrical cabinet Visually Check That Guards Are In Place Required Guards for Lathes All lathes are equipped ...

Page 41: ...ess CYCLE START During the sequence outlined below the spindle will rotate If there is a tool in the spindle for mills or if there is a workpiece in the spindle for lathes make sure it is not going to hit anything when the spindle turns For lathes the chuck guard must be down If the machine has an enclosure close the door From the main menu For lathes equipped with live tooling make sure main spin...

Page 42: ...operated until the emergency stop circuit is operating correctly Repeat the same tests using all emergency stop buttons including conveyor remote hand controller etc Test the enclosure safety circuit If the machine is still in emergency stop mode from the previous test then twist the red EMERGENCY STOP button clockwise to release it Press the ENABLE button to re energize the axis motors and the sp...

Page 43: ...nt faults are possible for the machine An accidental crash between tool and workpiece even if it does not do mechanical damage will likely cause an axis drive fault putting the machine into emergency stop mode Even without a crash a drive fault might be caused by machining conditions where the machine is asked to deliver more than its rated power for a prolonged period The machine can operate outs...

Page 44: ...re modes also are possible even without a crash A careful inspection of the parts involved in a mechanical fault is the best way to assess its extent When a mechanical component needs to be replaced follow the guidelines in this manual describing safe maintenance practice Regular maintenance is a good way of detecting mechanical faults before they occur Inspection of covers belts and wear surfaces...

Page 45: ...All Electrical Safety Rules should be observed Maintenance Schedule Always Remove chips as necessary from the chip pan area Daily Ensure the air lubrication unit dispenses oil and that the oil reservoir remains filled Use Marvel No 085 Mobil Velocite No 10 or equivalent oil detailed lubrication specifications can be found in the mechanical manual Ensure the water trap is being drained as required ...

Page 46: ...g oil Repair or replace oil lines as necessary Inspect all belts for excess wear damage and proper tension Check operation of low air pressure switch if equipped Remove compressed air source from the machine and verify that a red alarm message box appears at the front panel display WARNING Arc flash and shock hazard Follow ALL requirements in NFPA 70E for safe work practices and for Personal Prote...

Page 47: ...in Chapter 4 of this manual In brief power up the machine enable the drives and start the spindle Verify that pushing the red Emergency Stop button makes the spindle brake rapidly to a stop and machine motion is halted Power up the machine enable the drives close the enclosure door and start the spindle Hold in the SETUP button and pull open the enclosure door to verify that the spindle brakes rap...

Page 48: ...cal manual Ensure the automatic water trap drain is working Adjustments Set the air regulator to 90 PSI Set the drop rate on the lubricator to approximately 1 drop per every 1 2 gear changes or air collet open close cycles as equipped 42 Main air pressure gauge Adjust using knob A to 90 PSI Air pressure switch adjusted to trip at 75 PSI Water trap is self draining No need to drain manually Weekly ...

Page 49: ...oco Waytec No 68 Sunoco Sunwaylube No1180 or equivalent oil further details about this lubricant can be found in the mechanical manual Never re use oil way lube Clean the intake filter screen annually Adjustment Set the timer for 7 Seconds ON and 30 Minutes OFF operation Adjustment controls Fill here with clean oil as specified 43 ...

Page 50: ...in plug Add 85W140 gear oil here until level is at center of sight window Monitor sight glass to ensure fluid level remains topped off Tool Turret Maintenance Baruffaldi 44 Baruffaldi live tool turret Consult Buraffauldi turret manual for maintenance schedule and description ...

Page 51: ...alent Tank capacity is 18 Gallons or 68 Liters Filler vent cap A maintenance label on the top of the hydraulic tank indicates the oil type and quantity Drain Hydraulic Valves and Pressure Switch Gauges 45 Tailstock oManual actuator oPressure switch and gauge x10 Chuck o Manual actuator o Pressure switches and gauges x10 Chuck clamp OD Manual actuator Chuck unclamp OD Note Gauges display pressure x...

Page 52: ...by pressing the buttons shown above and on the preceding page Switches Digital Pressure Gauges The pressure switches are factory set to trip just below the factory set pressure of 200 psi When pressure adjustments are made the pressure switches must be adjusted accordingly Note that the display shows the pressure or trip point 10 Example 200 psi is displayed as 20 Pressure Switch Adjustment The tr...

Page 53: ...CHAPTER 6 MAINTENANCE Hydraulic Tailstock Speed Adjustment Flow valve Adjust the flow valve to vary the speed of the tailstock quill in out motion 47 ...

Page 54: ...oil or ambient temperatures 90 egrees F and below use Mobil TE24 VG32 Shell Tellus C32 BP LP32 or equivalent hydraulic oil F 9 e M For ambient temperatures above 90 degrees F use synthetic equivalent of above listed oils or ambient temperatures above 0 degrees F use synthetic quivalent of above listed oils C o Mobil DTE24 Mobil SHC 524 obil DTE24 Mobil SHC 524 Check with your local supplier for ot...

Page 55: ...e greased 3 months after machine commissioning then every 6 months thereafter Apply 30CC of grease at each of the lubrication points for spindle bores under 14 Spindle bores 14 and above require 50CC Apply grease to fittings at points 1 and 2 at the top of the lathe headstock To apply grease Power off the machine Turn spindle by hand as the grease is applied Klüber Lubrication North America L P 32...

Page 56: ...port bearing adjustments Over tightening causes binding and shortened bearing life Use your best judgment to avoid binding 3 Avoid over speeding the bearings The bearings are rated to 9 000 rpm Note that the bearing rotation speed will exceed the spindle rpm whenever the workpiece diameter being supported is greater than the bearing diameter 4 Before each use ensure the bearings are greased and th...

Page 57: ...8 9 10 Power ON The main power switch is located on the electrical cabinet at the back of the machine When main power is switched on the power to the CNC is also applied Power OFF Before switching off the main power press the E Stop button to ensure the machine is in emergency stop mode ...

Page 58: ...l vary by machine type and options o SINGLE BLOCK Single block program execution on off o OPTIONAL STOP Optional stop M01 on off o BLOCK SKIP Block skip function on off o AIR Air blast function on off o FLOOD COOLANT Flood coolant function on off o MIST COOLANT Mist coolant function on off o AUGER Auger or Conveyor chip removal function on off o WASHDOWN COOLANT Washdown function on off o SETUP Re...

Page 59: ...ps spindle rotation 9 EMERGENCY STOP button Disables machine motion control enable and axis waylube oiler Emergency stop buttons lock down when pressed and must be rotated to release 10 ENABLE button When pressed and released it enables axis and spindle drives All Emergency stop and limit switches must be released for drives to enable 11 Alphanumeric keypads used to enter characters in MDI mode or...

Page 60: ...ifying the tool table the history line would say Main Parms Tool Edit 3 Active Program Active Program displays the program that you are running or verifying If you are editing a program it will show the active edit program If you are sending a file over the RS 232 it will show the program being sent 4 Current Position Current Position is the position relative to the work offset zero 5 Next Positio...

Page 61: ...hows the current work offset G54 0 G59 9 7 Clearance or R Plane 8 Interpolation Linear Feed Linear Rapid Circular CW or Circular CCW 9 Feedrate The programmed feedrate and its units English feed per minute ipm Metric feed per minute mmpm English feed per revolution ipr Metric feed per revolution mmpr or inverse feed min or sec If the machine is rapid mode the units will always be ipm or mmpm 10 Fe...

Page 62: ...line also displays whether the spindle is off or running CW or CCW 16 The spindle load meter will show the load on the spindle It becomes longer and changes color from blue to green to yellow to red as the load increases 17 Coolant Off Mist Flood or Mist Flood For complete detailed information about the 7200 control and its operation refer to the 7000 Series CNC Operation Manual ...

Page 63: ...us window C Axis The C axis can be homed jogged and hand wheeled You must use the remote hand wheel to move the C axis in handwheel mode C axis moves always go the shortest distance around Although it is possible to run both spindles at the same time normally there is no application that would use this feature However there are times during index operations that that both spindles are required to ...

Page 64: ...e of the spindle G81 Z 1 R 1 F 2 drilling in Z axis Live tooling spindle drilling on the face of the part C90 G25 S300 M3 G0 X1 Z1 G81 Z 1 R 1 F 2 drilling in Z axis Live tooling spindle on the diameter of the part C90 G25 S300 M3 G0 X4 Z 1 G81 X1 R3 1 F 2 drilling in X axis Conversational Programming Support o The Conversational screen for drilling has a toggle field for drilling in Z or drilling...

Page 65: ... lbs 230 kg 700 lbs 320 kg Maximum Weight of Part with Centers and Steady Rest 1000 lbs 460 kg 1400 lbs 635 kg SPINDLE Closed Loop Vector Spindle Drive Standard Standard Standard Horsepower 1 Minute 30 Minutes 12 10 HP 9 7 5 kw 12 10 HP 9 7 5 kw Reference Torque Chart 12 10 1 B Y 12 10 2 B Y Optional Horsepower 1 Minute 30 Minutes 18 12 HP 13 9 kw 18 12 HP 13 9 kw Reference Torque Chart 18 12 1 B ...

Page 66: ...Program Execution Memory Package C Package C Networking Package C Package C 256 Mb Memory Capacity Package C Package C 3 Floppy Drive Package A Package A MISCELLANEOUS Automatic Home Sequence Chuck Guards Safety Switch Standard Standard 5C Royal Collet Closer with Foot Switch Optional Optional Work Lamp Package B Package B Full Enclosure with Sliding Doors and Safety Switch Standard Standard Auto ...

Page 67: ...onsult factory Consult factory Centerline to Turret Face Consult factory Consult factory Consult factory Consult factory Center Distance 40 Bed Machine 48 1220 mm N A N A 45 1140 mm Center Distance 60 Bed Machine N A 66 9 1700 mm 64 5 1638 mm N A Center Distance 80 Bed Machine N A N A N A 84 2130 mm Center Distance 120 Bed Machine N A N A N A 118 3000 mm Center Distance 160 Bed Machine N A N A N A...

Page 68: ...al N A N A N A Optional 3 Jaw Hydraulic Chuck s 6 150 mm 8 200 mm 6 150 mm 8 200 mm 10 250 mm 10 250 mm 12 300 mm 12 300 mm Bar Capacity with 8 Hydraulic Chuck Option 1 57 39 8 mm 2 03 51 mm N A N A Bar Capacity with 10 Hydraulic Chuck Option N A 2 03 51 mm 2 74 70 mm N A Bar Capacity with 12 Hydraulic Chuck Option N A N A 2 74 70 mm 3 58 91 mm Tailstock Quill Travel 6 150 mm 6 150 mm 6 150 mm 6 1...

Page 69: ...40 VAC 50 60hz 3Ø 50 amps 11 KVA 50 amps 11 KVA 75 amps 20 KVA 75 amps 20 KVA Power 208 240 VAC Single Phase Optional Optional Optional Optional 400 440 VAC Transformer Req 11 KVA Req 11 KVA Req 20 KVA Req 20 KVA Floor Space Requirement 40 Bed Machine 83 x 120 2110 x 3050 mm N A N A 94 x 120 2390 x 3050 mm Floor Space Requirement 60 Bed Machine N A 71 x 138 1800 x 3510mm 83 x 137 2100 x 3480 mm N ...

Page 70: ...mm 240 6000 mm Bed Width 22 560 mm 22 560 mm Machine Weight 80 Bed Add 2200 lbs 1000 kg for each 40 of extended bed length 16 500 lb 7500 kg 29 500 lb 13 350 kg Ball Screw Size 80 Bed Length X 40 mm Z 63 mm X 40 mm Z 63 mm Ball Screw Size 160 240 Bed Length X 40 mm Z 80 mm X 40 mm Z 80 mm Ball Screw Grade C5 Precision Ground C5 Precision Ground Ball Screw Pitch X axis Z axis 5 mm 12 mm 5 mm 10 mm ...

Page 71: ... 6 38 x 150 mm Turret Boring Bar Capacity 1 Turret 1 5 40 mm 1 5 40 mm Turret Boring Bar Capacity 1 1 Turret 2 50 mm 2 50 mm Turret Boring Bar Sleeve 1 Turret 1 5 dia x 3 40 mm x 76 mm 1 5 dia x 3 40 mm x 76 mm Turret Boring Bar Sleeve 1 1 Turret 2 x 3 5 50x88mm 2 x 3 5 50x88mm Steady Rest Roller Type Convenience Package B 1 9 11 8 50 300 mm 1 9 11 8 50 300 mm Optional Steady Rest Roller Type 9 8 ...

Page 72: ...r normal failures for up to two years or 4200 hours whichever occurs first Measurements performed with Renishaw laser and ballbar systems Measurements are linear over entire travel and temperature changes and table loads may affect tolerances Tolerances are guaranteed over 10 sq area Centurion features covered under separate literature For machine duty rating see Truth in Specifications on www mil...

Page 73: ...ower ran to machine Checked By Air ran to machine for transmission some models 80 120 psi 10 CFM Checked By Hydraulic chuck option oil supplied 17 18 Gal DTE24 ISO VG32 Checked By Milltronics Representative Responsibility Initial or write n a if does not apply 1 Check for missing parts 2 Visually check for damage outside of machine and inside Mag Panel Inside Mag Panel Check the Tightness Of All C...

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Page 75: ...low the use of a separate ground rod conduit or wire raceways to be used as a ground source In terms of machine operation and reliability nothing may be more important than the machine being bonded to a good ground source Without a transformer this wire must connect from our G ground directly to the electrical service box ground Never can the ground be derived from conduit or an unproven ground so...

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Page 77: ...mode at 50 override In DISP ERROR in setup level 3 the following error should display half as much for the Z axis as the X axis displays Make no adjustments without first consulting the factory 10 Check the operation of all cooling fans on the control axis and spindle drives 11 Check spindle motor fan rotation direction against label on the side of the fan housing Note on ML14 models a phase teste...

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Page 79: ...ncerning taper adjustment 1 Center the saddle within the Z axis travel 2 Place a precision level length wise on the cross slide then level the machine head to tail using the outer most footpads 4 corners 3 Adjust the remaining footpads to contact the floor 4 Place the level on the ground surface of the saddle running perpendicular to the Z axis way surface 5 Move the Z axis the full length of the ...

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Page 81: ...lation complete Warranty activated this date Warranty period commences on the date of initial customer delivery I we have reviewed the preceding pages and concur that all startup checks have been satisfactorily performed I we accept this machine its installation and the terms of the warranty Customer Signature Print Date Milltronics Rep Print Date When this form is complete forward it to Milltroni...

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