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 

Ensure the machine is unplugged from the mains power supply before attempting  

 

any maintenance.

 

For maximum performance it is essential that the lathe is properly maintained.

10.1.  Lubricate the machine before every use. Lubricate the bearings at either end of  

 

the leadscrew once or twice during the day if used continuously. Open the gear  

 

train cover to gain access to the left hand bearing. Inject oil into the compound s 

 

slide oilway located on the slide front surface between the two hex socket cap  

 screws.

10.2.  After each use remove all swarf from the machine and thoroughly clean all  

 

sufaces. If coolant has been used ensure it is all cleaned from the machine and  

 

any collection tray is completely drained. Lightly oil all machined surfaces.

10.3  Clean and coat the leadscrews with oil weekly.

10.4 

Cross slide and saddle adjustment.

 Adjust the accuracy of the cross feed and  

 

saddle on a monthly basis. Any wear or slack can be taken up by adjusting the  

 

position of the appropriate gib strip. To do this use a hex key and spanner as  

 

shown in fig.8. Adjust the cross feed using the adjusters marked ‘A’ in fig.9. 

10.5  Loosen the locking nuts on all four adjusters and screw them in evenly using the  

 

same torque. The slide should now be held firmly. Test by trying to turn the handle  

 

but do not force it to turn. 

10.6  Now back off each gib screw by a quarter of a turn and tighten the lock nuts. Test again by turning the handle. The  

 

movement should be even and smooth along its whole travel. 

10.7  If the movement is too slack, screw all the adjusters in by one eighth of a turn until the correct adjustment is attained.  

 

Tighten the lock nuts.

10.8  Adjust the saddle in the same way using the three adjusters marked ‘B’ in fig.9.

10.9 

Cross slide feed handle.

 If any stiffness occurs in the operation of the handle it is usually as a result of swarf    

 

lodging between the mating surfaces. Remove the handwheel by undoing the securing screw and pull off the  

 

 

calibrated collar taking care to retain the small spring plate which sits in a groove beneath the collar. Clean the    

 

parts and reassemble in the reverse order taking care to correctly reposition the spring.

  10. MAINTENANCE

fig. 8

A

A

A

A

B

B

B

fig.9

Sealey Group, Kempson Way, Suffolk Business Park, Bury St Edmunds, Suffolk. IP32 7AR

 01284 757500 

 01284 703534 

 [email protected] 

 www.sealey.co.uk

Note

: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without 

prior notice.

Important

: No Liability is accepted for incorrect use of this product.

Warranty

: Guarantee is 12 months from purchase date, proof of which is required for any claim.

WEEE REGULATIONS

Dispose of this product at the end of its working life in compliance with the EU Directive on Waste Electrical and Electronic Equipment 
(WEEE). When the product is no longer required, it must be disposed of in an environmentally protective way. Contact your local solid 
waste authority for recycling information.

ENVIRONMENT PROTECTION

Recycle unwanted materials instead of disposing of them as waste. All tools, accessories and packaging should be sorted, taken to 
a recycling centre and disposed of in a manner which is compatible with the environment. When the product becomes completely 
unserviceable and requires disposal, drain any fluids (if applicable) into approved containers and dispose of the product and fluids 
according to local regulations.

Parts support is available for this product. To obtain a parts listing and/or diagram, please log on to  

www.sealey.co.uk, email [email protected] or telephone 01284 757500

Original Language Version

SM2503    Issue: 3 - 18/07/17

© Jack Sealey Limited

Summary of Contents for SM2503

Page 1: ... and isolate from the power supply 1 1 ELECTRICAL SAFETY WARNING It is the responsibility of the owner and the operator to read understand and comply with the following You must check all electrical products before use to ensure that they are safe You must inspect power cables plugs sockets and any other connectors for wear or damage You must ensure that the risk of electric shock is minimised by ...

Page 2: ...se 10 Tailstock centre fig 2 STEADY REST FOLLOW REST QUICK VICE 50mm MILL CHUCK SET MT2 SM2503SR SM2503FR SM2503QV SM2503MCSET 3 4 5 6 8 10diam 2 FLUTE HSS END MILL SET COLLET SET MT2 INDEXABLE CARBIDE END MILL SM2503EMSET 3 4 5 6 8 10 diam SM2503CSET 3 4 5 6 8 10 diam SM2503ICEM 16mm MT2 METRIC THREAD CUTTING KIT TAILSTOCK CHUCK SHANK ROLLING CENTRE HEADSTOCK CENTRE SM2503TCK 40 42 45 48 50 54 60...

Page 3: ...cap See fig 4 1 which covers the top of the spindle shaft and place an 8mm spanner onto the flats at the top of the shaft Insert a rod into the hole in the side of the spindle shaft See fig 4 4 to prevent it turning and loosen the arbor bolt by two turns Give the arbor bolt a sharp tap with a rubber mallet in order to release the arbor from the internal taper Continue to unscrew the arbor bolt by ...

Page 4: ...dle shaft See fig 4 4 to prevent it turning and loosen the arbor bolt by two turns Give the arbor bolt a sharp tap with a rubber mallet in order to release the arbor from the internal taper Continue to unscrew the arbor bolt by hand whilst supporting the milling cutter and arbor until they become loose and can be removed Wear protective gloves Insert the chuck arbor into the bottom of the spindle ...

Page 5: ...andard gear set up highlighted in the gear ratio table below By purchasing the optional metric thread cutting kit Part No SM2503TCK the machine becomes capable of an additional autofeed rate of 0 01mm and will cut metric thread pitches 0 5 0 7 0 8 0 1 1 25mm as indicated in the gear ratio table 9 2 Changing gear sets To set up the machine for a particular thread pitch or feed rate refer to the gea...

Page 6: ... slide feed handle If any stiffness occurs in the operation of the handle it is usually as a result of swarf lodging between the mating surfaces Remove the handwheel by undoing the securing screw and pull off the calibrated collar taking care to retain the small spring plate which sits in a groove beneath the collar Clean the parts and reassemble in the reverse order taking care to correctly repos...

Page 7: ...g the responsible person appointed by the manufacturer Signed Date Name Position Place Bury St Edmunds Mini Lathe Drilling Machine SM2503 v1 2014 35 EU Low Voltage Directive 2014 30 EU EMC Directive 2012 19 EU WEEE Directive 2011 65 EU RoHS Directive 2006 42 EC Machinery Directive References to harmonised standard s EN 60204 1 2006 AC 2010 EN 23125 2010 A1 2012 EN 61000 6 2 2005 EN 61000 6 4 2007 ...

Page 8: ... improve products and as such we reserve the right to alter data specifications and component parts without prior notice IMPORTANT No liability is accepted for incorrect use of product WARRANTY Guarantee is 12 months from purchase date proof of which will be required for any claim SM2503 Issue 2 21 07 17 Page 1 of 5 Parts Information Mini Lathe Drilling Machine Model No SM2503 ...

Page 9: ... NOTE It is our policy to continually improve products and as such we reserve the right to alter data specifications and component parts without prior notice IMPORTANT No liability is accepted for incorrect use of product WARRANTY Guarantee is 12 months from purchase date proof of which will be required for any claim Parts Information Mini Lathe Drilling Machine Model No SM2503 ...

Page 10: ... 36 SM2503 036 BEHIND OIL SEAL RING 37 B 30205 BEARING 30205 38 SM2503 038 SPINDLE BOX 39 SM2503 039 FRONT OIL SEAL RING 40 SM2503 040 KEY 6x36 41 SM2503 041 SPINDLE 42 SM2503 042 KEY 43 SN6 S STEEL NUT M6 ZINC DIN934 SINGLE 44 SM2503 044 SCREW M6x25 Item Part No Description 45 SM2503 045 CHUCK FLANGE 46 SM2503 046 ROUND CAP SCREW M4x12 47 SM2503 047 80mm 3 JAW CHUCK 48 SM2503 048 HANDLE SCREW SET...

Page 11: ...32 SM2503 114 FORWARD OFF REVERSE SWITCH 133 SM2503 133 BOLT M6x55 134 SM2503 134 HANDLE SLEEVE 135 SM2503 135 HANDWHEEL 136 SM2503 136 LEADSCREW BRACKET 137 SM2503 137 LIFTER 138 SM2503 138 KEY 3x10 139 SM2503 139 COLUMN 140 SM2503 140 SCREW M6x18 Item Part No Description 141 SM2503 141 PIN 6x24 142 SM2503 142 COLUMN BRACKET 143 SM2503 143 SCREW M8x50 144 SM2503 144 PROTECTING COVER FOR MOTOR 145...

Page 12: ...em Part No Description A SM2503CSET COLLET SET MT2 M10 3 10mm dia B SM2503EMSET HSS END MILL SET MT2 3 10mm dia C SM2503MCSET MILL CHUCK SET MT2 M10 3 10mm dia SM2503MCSET 1 C SPANNER D SM2503ICEM INDEXABLE CARBIDE END MILL MT2 M10 16mm dia E SM2503QV QUICK VICE 50mm F SM2503RC REVOLVING CENTRE MT1 G SM2503HC LIVE CENTRE MT2 H SM2503TC TAILSTOCK CHUCK MT1 10mm I SM2503THSET TOOL HOLDER PARTING BOR...

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