Tools / Power Tools
HiKOKI SP 18VA Electronic Sander/Polisher User Guide
Quick guide for the HiKOKI SP 18VA Electronic Sander/Polisher, covering safety warnings, assembly, operation, maintenance, and technical specifications.
Table of contents
Quick guide from the manual
The HiKOKI SP 18VA is an electronic sander/polisher designed for sanding and polishing metal, wood, and painted surfaces. This document provides essential safety, operation, and maintenance instructions. Always wear eye and ear protection when using this tool.
Device Description
The tool features a variable speed dial (1-6) to adjust motor speed according to the task. It is equipped with an electronic control circuit to maintain speed under load. The package includes the main unit, a rubber pad, a loop handle with bolt and washer, and a bar wrench.
Assembly and Operation
Follow these steps for setup and use:
- Loop Handle: Attach using the provided bolt and washer.
- Sanding Disc/Wool Bonnet: Assemble onto the spindle. Use the bar wrench to tighten the washer nut securely.
- Variable Speed: Rotate the dial to adjust speed. Settings 1-3 are generally for polishing, while 4-6 are for sanding.
- Sander Operation: Hold the tool at a 15° to 25° angle to the surface. Do not apply excessive pressure; the tool's weight is sufficient.
- Polisher Operation: Use a wool bonnet with polishing compound or wax. Apply a small amount to the surface and polish.
Safety Warnings
- General: Keep the work area clean and well-lit. Do not use in explosive atmospheres.
- Kickback: Avoid pinching or snagging the accessory. Maintain a firm grip and use the auxiliary handle.
- Specific: Do not use oversized sanding discs. Ensure the polishing bonnet strings are tucked away to prevent entanglement.
- Electrical: Use a residual current device (RCD) with a rated residual current of 30 mA or less.
Maintenance and Inspection
- Mounting Screws: Regularly inspect and tighten all mounting screws.
- Carbon Brushes: These are consumable parts. Replace them when worn to or near the wear limit. Keep them clean and ensure they slide freely.
- Motor: Keep the motor winding clean and free from oil or water.
- Lock Pin: Clean the lock pin section if it becomes dirty.
Technical Specifications
- Power Input: 1250 W
- No-load Speed: 0 – 3400 min-1
- Sanding Disc Size: 180 mm (outer diameter) x 22 mm (inner diameter)
- Weight: 2.8 kg (without cord and accessories)
Manufacturer information
HiKOKI
Practical help
Common problems
Tool stops during operation
The overload protection circuit may have triggered due to excessive pressure. Turn the switch OFF, then back ON to reset.
Excessive vibration
Check that the wool bonnet or sanding disc is fitted correctly and centered.
Motor trouble
Inspect carbon brushes for wear. Replace if worn to or near the wear limit.
Before use
- Wear eye and ear protection.
- Ensure the work area is clean and well-lit.
- Check that the accessory is not damaged (cracks, chips, or excessive wear).
- Verify the accessory rated speed is at least equal to the tool's maximum speed.
- Ensure the loop handle is securely attached.
- Check that the switch is in the OFF position before connecting to power.
Specs in practice
- No load speed
- 0 – 3400 min-1, the variable speed range of the tool.
- Sanding Disc Size
- 180 mm outer diameter x 22 mm inner diameter, specifies the compatible disc size.
Model compatibility
- Do not use grinding wheels; this tool is intended for sanding and polishing only.
- Do not use accessories that require liquid coolants.
- Use only accessories specifically designed and recommended by the manufacturer.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.