8.1. Clean the tool after each use. A coat of automobile-type wax applied to the table and
column will help to keep the surfaces clean.
8.2. Blow out any dust that may have accumulated in the motor.
8.3. Periodically lubricate the table elevation rack/gear/worm mechanism and the spindle
sleeve exterior with machine oil.
8. MAINTENANCE
9. TROUBLESHOOTING
7. DRILL SPEEDS
Drill Speed (rpm)
Drill Dia. (mm)
Steel Cast Iron Iron Alum. & Copper
3 1820 2580 2580 2580
4 1350 1820 1820 2580
5 1290 1350 1350 2580
6 970 1290 1290 2580
7 830 970 970 2580
8 830 970 970 2580
9 500 970 830 1820
10 500 830 830 1820
11 500 830 830 1820
12 420 830 500 1820
13 420 500 500 1350
14 420 500 500 1350
16 320 500 500 1290
18 320 420 420 1290
20 280 320 320 970
22 210 320 280 970
25 120 280 210 830
The chart below shows recommended drill speeds for various bit diameters and materials.
Select the available drill speed that is the same as, or nearest to, the one recommended for
the task in hand.
Original Language Version
GDM200F-VS Issue No.1 27/02/12
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 will be required for any claim.
INFORMATION: For a copy of our latest catalogue and promotions call us on 01284 757525 and leave your full name and address, including postcode.
01284 757500
01284 703534
sales@sealey.co.uk
Sole UK Distributor, Sealey Group,
Kempson Way, Suffolk Business Park,
Bury St. Edmunds, Suffolk,
IP32 7AR
www.sealey.co.uk
Web
email
PROBLEM POSSIBLE CAUSE SOLUTION
Excessive noise 1) Spindle is dry 1) Disassemble spindle/drill and lubricate
2) Pulley is loose 2) Tighten pulley
3) Bearing damaged 3) Replace the bearing
Excessive drill wobble 1) Chuck is loose 1)Tighten chuck by pressing it against the table (see 5.1.10 - 5.1.12)
2) Bearing or spindle shaft is worn 2) Replace worn part
3) Chuck is worn 3) Replace the chuck
Drill binds in the workpiece 1) Feed pressure is wrong 1) Apply less pressure
2) Drill is loose 2) Tighten the drill chuck with key
3) Speed is too fast 3) Change to a lower speed
Drill burns or smokes 1) Speed is too fast 1) Change to a lower speed
2) Chips are not discharging 2) Clean the drill
3) Drill bit is dull 3) Use a new drill bit
4) Workpiece requires lubrication 4) Lubricate whilst drilling
5) Feed pressure is too high 5) Apply less pressure
Table is difcult to raise 1) Lubrication is required 1) Lubricate with light oil
2) Rack is bent 2) Straighten the rack
(4 Seiten)
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