Clas Ohlson 36-4490 Manual

The Clas Ohlson 36-4490 is a versatile multi-function device designed for home and workshop use. It features multiple power settings, safety lock mechanisms, ergonomic handles, and compatibility with standard accessories. Powered by a rechargeable battery or AC adapter (included), it includes various attachments for drilling, sanding, cutting, and polishing. Below are key sections covering safety instructions, product features, assembly, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Instructions 3. Assembly & Installation 4. Specifications 5. Controls and Functions 6. Operating Instructions 7. Accessory Usage 8. Maintenance & Cleaning 9. Storage & Transport 10. Warranty Information 11. Troubleshooting

Features at a Glance

Key components: Main unit with variable speed motor, Charging dock, Safety key, Collection of standard bits and attachments, User manual.

Feature	Description
Variable Speed Control	Adjustable from 500 to 3000 RPM for different materials
Safety Lock Button	Prevents accidental activation during bit changes
LED Work Light	Illuminates work area in low-light conditions
Battery Indicator	Shows remaining charge level
Ergonomic Grip	Reduced vibration and user fatigue during extended use
Quick-Change Chuck	Allows fast accessory changes without tools
Accessory Storage	Integrated compartment in carrying case
Overload Protection	Automatically cuts power if motor overheats
Charging Port	For AC adapter or docking station
Hanging Hook	For convenient storage when not in use

Safety Instructions

Read all instructions before use. Keep work area clean and well-lit.

Personal Safety: Wear safety glasses and protective gloves. Do not wear loose clothing or jewelry.
Power Safety: Ensure device is switched off before connecting to power or changing accessories.
Workpiece Safety: Secure workpiece with clamps or vise instead of holding by hand.
Use correct accessories: Use only Clas Ohlson recommended attachments.
Keep children and bystanders away during operation.

WARNING! Do not use in wet conditions. Do not modify the tool. Disconnect power before performing maintenance.

Assembly & Installation

Unpack all components and check against included parts list.

Charging: Connect AC adapter to charging port and wall outlet. Charge fully before first use (approx. 3 hours).
Attaching Accessories: Press safety lock, insert bit into chuck, and release lock until it clicks.
Adjusting Settings: Use speed dial to select appropriate RPM for your material.
Testing: Run tool briefly without load to ensure proper operation.

CAUTION! Ensure all connections are secure before operation. Do not force attachments.

Specifications

Model: 36-4490
Power Source: 18V Lithium-ion battery / 120V AC adapter
Speed Range: 500-3000 RPM (variable)
Chuck Size: 3/8 inch (10mm)
Battery Capacity: 2.0Ah
Charging Time: 3 hours (full charge)
Weight: 1.8 kg (with battery)
Dimensions: 280 x 190 x 85 mm
Operating Temperature: 0°C to 40°C
Warranty: 2 years limited warranty

Controls and Functions

Main Controls: Power switch, Speed control dial, Forward/Reverse selector, Safety lock button.

Indicator Lights: Power ON (green), Charging (red), Fully charged (green), Low battery (flashing red).

Speed Settings: Low (500-1000 RPM) for delicate materials, Medium (1000-2000 RPM) for general purpose, High (2000-3000 RPM) for tough materials. Direction Control: Forward for standard operation, Reverse for removing screws or stuck bits. Safety Features: Lock-off switch prevents accidental starting, Thermal protection automatically shuts down if overheated.

Operating Instructions

Basic operation for common tasks.

Drilling: Select appropriate drill bit. Start at low speed, gradually increase. Apply steady pressure without forcing.
Sanding: Attach sanding pad. Use circular motions with light pressure. Change sandpaper when worn.
Polishing: Use polishing attachment with appropriate compound. Keep tool moving to avoid overheating surface.
Screw Driving: Adjust clutch setting if available. Use correct screwdriver bit. Stop when screw is flush.

Tip: Allow tool to cool between extended use periods. Clean bits regularly for optimal performance.

Accessory Usage

Compatible with standard 3/8" accessories. Included accessories: Drill bits (3mm, 5mm, 8mm), Sanding pads (coarse, medium, fine), Polishing cloth, Screwdriver bits (Phillips #1, #2, Flathead 6mm).

Changing Accessories: Engage safety lock, remove old accessory, insert new one, release lock.
Storage: Keep accessories in provided case to prevent loss or damage.
Maintenance: Clean accessories after use. Sharpen or replace dull bits.
Purchasing Additional Accessories: Use only Clas Ohlson certified accessories for optimal performance and safety.

WARNING! Do not use damaged or worn accessories. Ensure accessory is securely locked before use.

Maintenance & Cleaning

Regular maintenance ensures long service life.

After each use: Wipe exterior with dry cloth. Remove dust from ventilation slots.
Monthly: Check chuck for wear. Inspect power cord/adapter for damage.
Battery Care: Store at room temperature. Charge fully before long storage. Do not expose to extreme temperatures.
Motor Maintenance: Do not lubricate. If abnormal noise occurs, discontinue use and contact service.

CAUTION! Never immerse in water or use liquid cleaners. Unplug before cleaning.

Storage & Transport

Store in dry place away from direct sunlight and moisture.

Use provided carrying case for transport and storage. Remove battery if storing for more than one month. Hang using integrated hook if wall storage is preferred. Keep away from children's reach.

Warranty Information

Clas Ohlson 36-4490 comes with a 24-month limited warranty from date of purchase. Warranty covers defects in materials and workmanship under normal use. Not covered: Damage from misuse, improper maintenance, unauthorized repairs, or use of non-approved accessories. For warranty service, contact Clas Ohlson customer service with proof of purchase. For support, visit www.clasohlson.com or contact +46 771-10 11 12.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Tool does not start	Battery discharged/Safety lock engaged	Charge battery; Disengage safety lock; Check power connection.
Reduced power	Worn brushes/Dull bit	Replace carbon brushes; Sharpen or replace bit.
Overheating	Continuous heavy use/Blocked vents	Allow to cool; Clean ventilation openings.
Accessory slips	Chuck not tightened/Worn chuck	Tighten chuck properly; Replace if worn.
Battery not charging	Faulty charger/Temperature extreme	Try different outlet; Move to room temperature; Contact service.
Unusual noise	Foreign object/Bearing wear	Stop immediately; Inspect for debris; Contact service.

Reset: Disconnect power for 2 minutes, then reconnect.

Service: +46 771-10 11 12; www.clasohlson.com