AS408 - Sander Mac Tools - Free user manual and instructions
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| Product Type | Orbital Sander |
| Brand | Mac Tools |
| Model | AS408 |
| Power Source | Corded Electric |
| Voltage | 120V AC |
| Amperage | 2.5 A |
| No-Load Speed | 12,000 OPM |
| Orbit Diameter | 1/8 in (3.2 mm) |
| Pad Size | 5 in (127 mm) diameter |
| Dust Collection | Built-in dust canister with microfilter |
| Weight | 3.2 lbs (1.45 kg) |
| Dimensions (LxWxH) | 11.2 x 5.0 x 5.8 in (284 x 127 x 147 mm) |
| Body Material | Reinforced nylon housing |
| Grip Type | Soft-grip overmold |
| Power Cord Length | 6 ft (1.8 m) |
| Variable Speed | No, single speed |
| Hook and Loop Pad | Yes, for quick paper changes |
| Safety Features | Lock-on button, dust-sealed switch |
| Maintenance | Clean dust ports regularly; replace pads as needed |
| Accessories Included | One sanding pad, dust bag, wrench |
| Warranty | 1 year limited warranty |
| Certification | UL listed, OSHA compliant |
Frequently Asked Questions - AS408 Mac Tools
What is the no-load speed of the Mac Tools AS408 sander?
The AS408 operates at 12,000 OPM (orbits per minute) under no-load conditions.
Does the AS408 sander have variable speed control?
No, the AS408 is a single speed sander; it runs at a fixed speed optimized for most sanding tasks.
What sandpaper attachment system does the AS408 use?
It uses a hook and loop (Velcro) pad system for quick and easy paper changes.
How do I maintain the dust collection system?
Regularly empty the dust canister and clean the microfilter. Use a soft brush or compressed air to clear clogged dust ports to maintain suction.
What is the pad size of the Mac Tools AS408?
The pad has a 5-inch (127 mm) diameter, standard for orbital sanders.
Is the AS408 sander suitable for drywall sanding?
While it can be used for drywall, the dust collection system works best for wood and metal. For heavy drywall dust, a vacuum attachment is recommended.
Can I use the sander for wet sanding?
No, the AS408 is designed for dry sanding only. Exposure to liquids can damage the motor and electrical components.
How do I replace the sanding pad on the AS408?
First unplug the sander. Use the provided wrench to remove the center screw, then pull off the old pad. Attach the new pad and tighten the screw securely.
What safety precautions should I take when using the AS408?
Always wear safety glasses and a dust mask. Keep the cord away from the sanding area. Use the lock-on button only when necessary and disconnect power when changing accessories.
Is the Mac Tools AS408 compatible with third-party sanding discs?
Yes, it accepts standard 5-inch hook and loop discs from most brands, making it easy to find sandpaper in various grits.
User questions about AS408 Mac Tools
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USER MANUAL AS408 Mac Tools
| INDEX NO | PARTS NO. | DESCRIPTION | Q'TY | INDEX NO | PARTS NO. | DESCRIPTION | Q'TY |
| 1 | AS40603 | GRIP SCREW | 5 | 30 | AS40628 | REAR END PLATE | 1 |
| 2 | AS40802 | 8" PAD | 1 | 31 | AS40629 | MOTOR COVER | 1 |
| 3 | AS40803 | PIN | 1 | 32 | AS40631 | MOTOR SCREW | 4 |
| 4 | AS40804 | BALANCER SHAFT | 1 | 33 | AS40632 | CAP SCREW | 1 |
| 5 | AS40806 | SCREW | 1 | 34 | AS40633 | THROTTLE SPRING | 1 |
| 6 | AS40806 | SCREW | 1 | 35 | AS40634 | O-RING | 3 |
| 7 | AS40807 | BALANCER NUT | 1 | 36 | AS40635 | RETAINING RING | 1 |
| 8 | AS40808 | BALANCER WASHER | 1 | 37 | AS40636 | PLATE WASHER | 1 |
| 9 | AS40809 | ALUMINUM GEAR COVER | 1 | 38 | AS40637 | RUBBER WASHER | 1 |
| 10 | AS40810 | BALL BEARING | 1 | 39 | AS40638 | SCREW | 2 |
| 11 | AS40811 | SCREW | 3 | 40 | AS40640 | REGULATOR | 1 |
| 12 | AS40812 | INTERNAL GEAR | 1 | 45 | AS40645 | PUSH ROD | 1 |
| 13 | AS40813 | SCREW | 5 | 46 | AS40646 | VALVE BODY BUSHING | 1 |
| 14 | AS40814 | MOTOR HOUSING | 1 | 47 | AS40647 | MUFFLER | 1 |
| 15 | AS40815 | SCREW | 1 | 48 | AS40648 | MUFFLER ELEMENT | 1 |
| 16-19 | AS40816 | ENDPLATE AND GEAR ASSEMBL | 1 | 49 | AS40649 | MOTOR COVER | 1 |
| 20 | AS40620 | ROTOR SHAFT | 1 | 50 | AS40650 | SCREW | 2 |
| 21 | AS40619 | BALL BEARING | 1 | 51 | AS40651 | LEVER BRACKET | 1 |
| 22 | AS40620 | SHIM | 2 | 52 | AS40652 | LEVER | 1 |
| 23 | AS40621 | ROTOR | 1 | 53 | AS40653 | BOLT | 1 |
| 24 | AS40622 | SET SCREW | 1 | 54 | AS40654 | NUT | 1 |
| 25 | AS40623 | ROTOR BLADE | 5 | 55 | AS40655 | VALVE LEVER | 1 |
| 26 | AS40624 | BALL BEARING | 1 | 56 | AS40656 | LEVER JAM NUT | 1 |
| 27 | AS40625 | BEARING SHIELD | 1 | 57 | AS40657 | HOSE ADAPTER | 1 |
| 28 | AS40626 | CYLINDER | 1 | 58 | AS40658 | HANDLE | 1 |
| 29 | AS40627 | PIN | 1 |