WU303.1 - Drill WORX - Free user manual and instructions
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| Product Type | Corded Drill |
| Brand | Worx |
| Model | WU303.1 |
| Power Input | 500 W |
| Voltage | 230 V ~ 50 Hz |
| No-Load Speed | 0 - 2800 rpm (variable) |
| Chuck Type | Keyless, 1.5 - 13 mm |
| Drilling Capacity | Wood: 25 mm, Metal: 10 mm, Concrete: 10 mm |
| Weight | 1.5 kg |
| Dimensions (L x W x H) | 250 x 200 x 70 mm |
| Cord Length | 2.5 m |
| Main Functions | Drilling, screwdriving, variable speed, forward/reverse, lock-on button |
| Safety Features | Double insulation, auxiliary handle, depth stop, lock-on button prevents accidental start |
| Maintenance | Clean ventilation slots, check carbon brushes every 50 hours, lubricate chuck periodically |
| Spare Parts & Repairability | Carbon brushes available, chuck replacement, switch assembly, motor parts |
| Included Accessories | Auxiliary handle, depth stop, chuck key, belt clip (optional) |
Frequently Asked Questions - WU303.1 WORX
What is the maximum drilling capacity in wood?
The maximum drilling capacity in wood is 25 mm with a twist bit.
How do I change the chuck?
To change the chuck, loosen the retaining screw inside the chuck (left-hand thread), then unscrew the chuck from the spindle. Install the new chuck by reversing the steps.
Why does the drill stop suddenly?
This may be due to overheating or worn carbon brushes. Allow the drill to cool down; if the problem persists, check and replace the brushes.
Can I use this drill for masonry?
Yes, with a masonry bit and the drill set to high speed, it can drill into concrete up to 10 mm. Note that it does not have a hammer function.
How do I adjust the drilling depth?
Loosen the depth stop clamp, set the rod to the desired depth, and tighten the clamp. The depth stop prevents drilling deeper than set.
What type of chuck key is needed?
The drill has a keyless chuck, so no chuck key is required. Hand-tighten to secure bits.
How often should I replace the carbon brushes?
Replace carbon brushes when they are worn to less than 5 mm length, typically every 50-100 hours of use. Inspect after heavy use.
Is the drill double insulated?
Yes, the WU303.1 is double insulated, meaning no grounding is required. Always handle with care to avoid damage.
Can I use the drill for screwdriving?
Yes, with the variable speed trigger and forward/reverse switch, it is suitable for driving screws into wood and plastic.
What should I do if the chuck is slipping?
Ensure the chuck is tightened properly. If slipping persists, clean the chuck jaws and bit shank. Replace the chuck if damaged.
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