Husqvarna PG 400 Floor Grinder - 970704502
PG 400 is a versatile and very productive single disc floor grinder for a wide range of applications. With its 400 mm wide grinding width it efficiently grinds adhesives, paint, epoxy and spackle on medium to large concrete areas. PG 400 is easy to transport due to its compact and foldable frame. The machine is designed to facilitate an ergonomic work position and is easy and convenient to use.
Features
- Capable of grinding adhesive residue, paint and epoxy on large concrete areas
- Efficient removal of carpet glue, mastic, roofing tar, etc.
- Self-adjusting floating cover with brush skirt follows the surface of the floor and the tight seal prevents dust from entering the working environment
- Chassis/frame can be separated from the grinding head in less than 30 seconds and frame folds tightly and can be wheeled around
- Having two separate pieces enables the grinder to fit into the trunk of most vehicles
- Easily removable lid covers and wheel setting enable quick conversion to edge grinding on both sides
- Adjustable handlebar makes the setting of an ergonomic position easy
- Speed is fixed and no settings are required
- Diamond segments and accessories sold separately
Specifications
| MPN |
970704502 |
| Power Supply |
1-phase |
| Voltage |
220-240 V |
| Frequency |
60 Hz |
| Rated Current |
18 A |
| Pins |
2-pin |
| Grinding Disc Diameter |
15.75" (400 mm) |
| Grinding Disc Speed |
1,140 RPM |
| Dimensions |
39" x 21" x 36" (990 x 533 x 914 mm) |
| Weight |
254 lb (115 kg) |
What our Experts Think
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Versatile, professional floor prep performance
Designed for efficient removal of adhesives, paint, epoxy, spackle and coatings on medium to large concrete areas — a solid choice for surface prep and leveling before coatings or overlays.
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Right‑sized power & ergonomic design
Corded single‑phase electric motor (~3.73 hp, 220–240 V) with a 16″ (400 mm) grinding width combines good cutting ability with manageable jobsite handling. Compact, foldable frame and adjustable handles reduce operator fatigue and simplify transport.
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Jobsite‑friendly dust control & tooling
Self‑adjusting floating cover with brush skirt improves dust containment, while the EZchange™ tool system makes swapping diamond tooling fast and easy — saving time during long shifts.
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Balanced mobility & storage
Frame breaks down quickly for transport and storage — ideal for contractors who move between jobs frequently.
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Reliable, consistent operation
Fixed speed and logical controls mean plug‑and‑grind simplicity, preferred by professionals who value predictable performance with minimal setup.
Q&A
Q: What is the Husqvarna PG 400 Floor Grinder?
A: A versatile single‑disc floor grinder engineered for efficient concrete surface preparation — ideal for grinding adhesives, paint, epoxy, and spackle on medium to large areas.
Q: What are the key performance specs?
A: It features a 400 mm (≈16″) grinding width, a corded electric power source (220‑240 V, 1‑phase, ~18 A), ~3.73 hp motor, and a fixed speed disc (~1,140 rpm) for consistent grinding results.
Q: What features improve usability and efficiency?
A: The compact, foldable frame and self‑adjusting floating cover with brush skirt make transport, dust control, and ergonomic operation easier on job sites.
Q: What applications is the PG 400 best for?
A: Ideal for concrete floor prep — removing coatings like adhesives, paint, epoxy, and surface contaminants on commercial, industrial, and renovation projects.
Q: How does it benefit operators?
A: Adjustable handlebar, quick tool changes, and efficient dust management reduce operator fatigue and boost productivity on large jobs.
Maintenance Tips
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Clean machine daily after use; avoid high‑pressure wash and keep all air openings clear.
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Disconnect power before any maintenance or cleaning.
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Inspect and replace worn brush strip to ensure effective dust control.
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Check electrical cables and plugs for damage; repair or replace if compromised.
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Maintain proper dust extraction (connect to vacuum) during dry grinding to reduce wear.
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Ensure cooling air paths are unobstructed for motor cooling.
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Inspect rubber skirt/seals and replace if damaged to prevent dust blow‑back.
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Replace grinding diamonds per use and application for consistent results.
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Store in a dry, covered area to protect electrical and mechanical parts.
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Follow the operator manual for scheduled checks and professional service intervals.
