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RANDOM ORBITAL ELECTRIC SANDER 
DIAMETER 150MM 400W/230V

MODEL NO: 

OS400

Thank you for purchasing a Sealey product. Manufactured to a high standard, this product will, if used according to these instructions, 

and properly maintained, give you years of trouble free performance.

IMPORTANT:

 PLEASE READ THESE INSTRUCTIONS CAREFULLY. NOTE THE SAFE OPERATIONAL REQUIREMENTS, WARNINGS & CAUTIONS. USE 

THE PRODUCT CORRECTLY AND WITH CARE FOR THE PURPOSE FOR WHICH IT IS INTENDED. FAILURE TO DO SO MAY CAUSE DAMAGE AND/OR 
PERSONAL INJURY AND WILL INVALIDATE THE WARRANTY. KEEP THESE INSTRUCTIONS SAFE FOR FUTURE USE.

1.  SAFETY

1.1.    

ELECTRICAL  SAFETY

 

‰

  

WARNING!

 It is the user’s responsibility to check the following:

 

Check all electrical equipment and appliances to ensure that they are safe before using. Inspect power supply leads, plugs and all  

 

electrical connections for wear and damage. Sealey recommend that an RCD (Residual Current Device) is used with all electrical  

 

products. You may obtain an RCD by contacting your local Sealey stockist. 

 

If the product is used in the course of business duties, it must be maintained in a safe condition and routinely PAT (Portable  

 

 

Appliance Test) tested.

 

Electrical safety information, it is important that the following information is read and understood.

1.1.1.   

Ensure that the insulation on all cables and on the appliance is safe before connecting it to the power supply. 

1.1.2.   

Regularly inspect power supply cables and plugs for wear or damage and check all connections to ensure that they are secure.

1.1.3. 

  

IMPORTANT: 

Ensure that the voltage rating on the appliance suits the power supply to be used and that the plug is fitted with the  

 

correct fuse - see fuse rating in these instructions.

 

8

   DO  NOT

 pull or carry the appliance by the power cable.

 

8

  

DO NOT

 pull the plug from the socket by the cable. Remove the plug from the socket by maintaining a firm grip on the plug.

 

8

   DO  NOT

 use worn or damaged cables, plugs or connectors. Ensure that any faulty item is repaired or replaced immediately by a   

  qualified electrician.

1.1.4. 

  

This product is fitted with a BS1363/A 13 Amp 3 pin plug. 

 

If the cable or plug is damaged during use, switch the electricity supply and remove from use. 

 

Replace a damaged plug with a BS1363/A 13 Amp 3 pin plug. If in doubt contact a qualified electrician.

 

Class II products are wired with live (brown) and neutral (blue) only are marked with the 

 

Class II symbol;

 

A) Connect the BROWN live wire to the live terminal ‘L’.

 

B) Connect the BLUE neutral wire to the neutral terminal ‘N’.

 

C) After wiring, check that there are no bare wires and ensure that all wires have been correctly connected. 

 

Ensure that the cable outer sheath extends inside the cable restraint and that the restraint is tight. 

 

DO NOT 

connect either wire to the earth terminal. 

 

Sealey recommend that repairs are carried out by a qualified electrician. 

1.2.    

GENERAL SAFETY

 

‰

  

WARNING! 

Ensure Health & Safety, local authority, and general workshop practice regulations are adhered to when using this  

 

 equipment.

 

‰

  

WARNING! 

Disconnect from electrical power before changing accessories or servicing.

 

9

   Maintain the sander in good condition (use an authorised service agent).

 

9

   Replace or repair damaged parts. Use genuine parts only.    

 

 

 

9

   Unauthorised parts may be dangerous and will invalidate the warranty.

 

9

  

Use sander in a suitable work area. Keep area clean, tidy and free from unrelated materials. Ensure that there is adequate lighting.

 

9

   Before use, check abrasive pad condition. If worn or damaged replace immediately.

 

‰

   WARNING!

 Always wear approved eye or face protection when operating the sander. 

 

9

   If dust is generated, use face, dust, or respiratory protection in accordance with COSHH regulations. 

 

9

   Depending on use, sander noise level may exceed 85dB - in which case wear safety ear defenders.

 

9

   Remove ill fitting clothing, ties, watches, rings, other loose jewellery and contain and/or tie back long hair.

 

9

   Wear appropriate protective clothing and keep hands and body clear of moving parts.

 

9

   Maintain correct balance and footing. Ensure the floor is not slippery and wear non-slip shoes.

 

9

   Keep children and unauthorised persons away from the work area.

 

9

   Always use the sander with the side handle securely screwed in.

 

9

   Ensure the workpiece is correctly secured before operating the sander. Never hold workpiece by hand and check the workpiece to ensure  

  there are no protruding nails, screws, rivets, etc.

 

9

   Avoid unintentional starting.

 

8

   DO  NOT

 use the sander for a task it is not designed to perform.

O

S400      Issue 1    10/04/19

Original Language Version

© Jack Sealey Limited

Refer to 

instruction

manual

Wear protective 

gloves

Wear eye 

protection

Wear face 

mask

Wear ear 

protection

Keep tool dry

R e c o m m e n d e d 

fuse rating: 13A

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