National Equipment 5280 Scraper Replacement Parts
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Parts diagrams (401871 Rev J)
- Overall Machine p. 17
- Drive Components p. 18
- Motor Parts p. 19
- Hydraulic Tank p. 20
- Back of Machine (Domestic Shown) p. 21
- Handle (Domestic Shown) p. 22
- Labels p. 24
- Wiring Diagram (120V Domestic) p. 25
- Wiring Diagram (230V International) p. 26
- Wiring Diagram (100V-110V International) p. 27
- Hydraulics p. 28
Maintenance guides for this machine
How-to and troubleshooting from the PreFloor Knowledge Center.
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Walk-Behind Scraper Maintenance
The daily checks, blade care and adjustments that keep a walk-behind floor scraper cutting, based on National's 550 manual.
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Removing VCT and Its Adhesive
Getting VCT and its adhesive off concrete or wood: testing first, machine and blade setup, heat for small areas, and cleaning up the residue.
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Removing Glue-Down LVT and Sheet Vinyl
Scraping up glue-down LVT and sheet vinyl: when to presume asbestos, which blade to run, and how clean the substrate needs to be.
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Removing Glue-Down Carpet and Carpet Tile
Scraping glue-down carpet and carpet tile: self-scoring blade sizes, bevel direction, residue rules from CRI, and when to test the adhesive.
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Removing Glue-Down Hardwood
Scraping glue-down wood off concrete with carbide shanks, what to do about old cutback, and cleaning the slab for a new urethane adhesive.
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Removing Ceramic Tile and Mortar Beds
Removing ceramic tile and mortar: manual methods for small rooms, tile breakers and scrapers for bigger jobs, carbide tooling, and dust control.
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Tile Breaker vs Ride-On Scraper for Tile Demo
How a wheeled tile breaker and a ride-on scraper each take up tile and mortar, and which fits the room, the mortar bed and the access.
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