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Promac 941VA, Operating Instructions Manual

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Table of Contents 

INTRODUCTION......................................................................................................................4 
MAIN PARAMETERS……………………………………………………………………......5 
SECTION 1: SAFETY...............................................................................................................7 
SECTION 2: POWER SUPPLY...............................................................................................9 
                       Availability………………………………………………………………………9 
                       Circuit Requirements…………………………………………………………..9

 

                       Grounding & Plug Requirements…………………………………………….10 
                       Extension Cords……………………………………………………………….10 
 SECTION 3: SETUP……………………………………………………………………...…11

 

                       Unpacking……………………………………………………………………...11 
                       Inventory………………………………………………………………………11 
                       Clean Up……………………………………………………………………….12 
                       Installation Dimensions……………………………………………………….12 
                       Check Gearbox Oil……………………………………………………………12 
                       Open the Cover………………………………………………………………..13 
                       Install belt and Chang speeds………………………………………………...13 
                       Test Run Lathe………………………………………………………………...14 
SECTION 4: OPERATE……………………………………………………………………..15 
                       General…………………………………………………………………………15 

                       

Controls…………………………………………………………...……………15 

                       Removing/Installing Chuck  or Faceplate…………………………………...16 
                       Dead Centers…………………………………………………………………..17 
                       Tailstock Positioning…………………………………………………………..18        
                       Changing Tool Posts…………………………………………………………..18 
                       Cross Slide…………………………………………………………………......18 
                       Compound Slide……………………………………………………………….19 
                       Carriage Handwheel…………………………………………………………..20 
                       Half Nut Lever…………………………………………………………………20 
                       Carriage/Cross Feed Lever…………………………………………...………20 
                       Carriage Lock………………………………………………………………….20

 

                       Gearbox Levers………………………………...……………………………...20 
                       Threads and Change gears……………………………………………………21 
                       Left threads and reverse cutting feed………………………………………...21 
                       Clutch Overload…………………………………………………...…………..22

 

SECTION 6: MAINTENANCE……………………………………………………….……..23 
                       Lubrication…………………………………………………………………….23 
                       Ball oilers............................................................................................................23 
                       Gibs…………………………………………………………………………….24 
                       Bearing Preload……………………………………………………………….25 
 

 

 
 
 
 
 

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Summary of Contents for 941VA

Page 1: ...structions M BD 941VA M Schweiz Suisse JPW TOOL AG T mperlistrasse 5 CH 8117 F llanden Switzerland www promac ch France TOOL France PROMAC 57 rue du Bois Chaland Z I du Bois Chaland case postale 2935...

Page 2: ...irective Maschinenrichtlinie Directive Machines 2014 30 EU electromagnetic compatibility elektromagnetische Vertr glichkeit compatibilit lectromagn tique designed in consideration of the standards und...

Page 3: ...1...

Page 4: ...stall belt and Chang speeds 13 Test Run Lathe 14 SECTION 4 OPERATE 15 General 15 Controls 15 Removing Installing Chuck or Faceplate 16 Dead Centers 17 Tailstock Positioning 18 Changing Tool Posts 18 C...

Page 5: ...terminology used in this manual 1 Speed of Spindle rpm 2 Emergency Stop Switch 3 Stop Button 4 Speed Control Knob 5 Emergency Stop Switch 6 Start Button 7 Carriage Handwheel 8 Cross Slide Handwheel 9...

Page 6: ...power 1000W Amps 6 amp 230v Speed 3600 RPM Speeds 1 Power Transfer Belt Drive to Gear Bearings Shielded and Permanently Lubricated Main Specifications Operation Info Swing Over Bed 250 mm Distance Bet...

Page 7: ...ds 6 Range of Inch Threads 10 44 TPI Number of Metric Threads 15 Range of Metric Threads 0 4 3 mm Dimensions Bed Width 135 mm Lead screw Diameter 20mm Lead screw Pitch 2 mm Lead screw Length 792 mm St...

Page 8: ...odating a two hole receptacle ground using a screw to a known ground 4 Wear eye protection at all times Use safety glasses with side shields or safety goggles that meet the appropriate standards of th...

Page 9: ...ord with an undersized gauge or one that is too long excessive heat will be generated within the circuit increasing the chance of a fire or damage to the circuit 17 Keep proper footing and balance at...

Page 10: ...e overheating or fire may result especially if connected to an undersized circuit To reduce the risk of these hazards avoid overloading the machine during operation and make sure it is connected to a...

Page 11: ...live current carrying terminal Check with a qualified electrician or service personnel if you do not understand these grounding requirements or if you are in doubt about whether the tool is properly...

Page 12: ...ection by the carrier or its agent Otherwise filing a freight claim can be difficult When you are completely satisfied with the condition of your shipment inventory the contents Inventory The followin...

Page 13: ...tact surfaces Avoid chlorine based solvents such as acetone or brake parts cleaner that may damage painted surfaces Always follow the manufacturer s instructions when using any type of cleaning produc...

Page 14: ...r See Figure 3 LOCK Figure 3 Install belt and Chang speeds Belt is not installed in the lathe You need to install their own Note Must wipe on the pulley oil before installation The lathe has 100 2000r...

Page 15: ...The Speed Of Spindle display shows actual speeds in rpm Clockwise Rotating the Speed Control Knob speed of spindle will be faster On the contrary it becomes slow 8 Turn the Stop Button the lathe will...

Page 16: ...perate this machine If at any time you are experiencing difficulties performing any operation stop using the machine If you are an inexperienced operator we strongly recommend that you read books trad...

Page 17: ...e chuck faceplate with your hand or a chuck key and using a 17mm wrench loosen the three chuck mounting nuts on the back of the knurled lock plate DO NOT back the nuts out all the way or they will scr...

Page 18: ...s from the chuck spindle nose 8 Move the lathe chuck guard down over the chuck before operating or the lathe will not start Dead Centers To install the tailstock dead center do these steps 1 Familiari...

Page 19: ...ter line follow the instructions above but reverse Steps 3 4 Figure 12 Tailstock positioning controls Cross Slide The cross slide moves perpendicular to the longitudinal axis and features a scale on t...

Page 20: ...ndwheel make sure the threads are engaging and all backlash has been cleared before you set the handwheel scale to 0 or it will not be accurate Figure 14 Loosening the compound Cap screws Carriage Han...

Page 21: ...see Figure 19 you can set up the carriage feed to cut any of the thread pitches indicated This is how to read the feed rate charts 1 The box in the upper left hand corner of each chart tells whether t...

Page 22: ...he lines between gears D E and gears F L on the chart in Figure 23 indicate where the gears should be engaged Figure 23 6 The boxes shaded in Figure 24 represent the actual gear combinations required...

Page 23: ...e threading Figure 28 Fixed screw hole When Forward gear mesh D gear is right handed threads see Figure 26 When Reverse gear mesh D gear is left handed threads see Figure 27 There are three hole can b...

Page 24: ...mply leave them alone unless they need to be replaced Before adding lubricant clean away any debris and grime from the lubrication point to avoid contaminating the lubricant and increasing wear of the...

Page 25: ...s that maintain tension on the slide see Figure 33 These screws are held in place with retaining nuts To adjust loosen the retaining nuts and then tighten the screws evenly to achieve a slight drag wh...

Page 26: ...ust enough to introduce spindle end play that you can feel by hand Figure 37 4 Clockwise to tighten the Spindle Lock Nut Rotating the 3 Jaw Chuck with spindle Check the spindle bearing preload Spindle...

Page 27: ...spanner nut a little less during Step 7 in the preceding instructions NOTICE Do not over tighten the outer spanner nut because additional pressure can force the bearings even tighter against the races...

Page 28: ...nt une p riode de 24 mois partir de la date pl t n est pas renvoy avec la machine en question pour toute r paration ______________________ __________________________________________ Modell Mod le Name...

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