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Leica Geosystems
About Leica Geosystems
Leica Geosystems delivers precision measurement instruments for surveying, construction, and industry. Known for the TS series total stations, GS18 GNSS, and Sprinter digital levels.
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Field Documentation
Your Leica Geosystems equipment works harder with Gradelog
Calibration tracking, AI troubleshooting, shot logging, and as-built documentation — built for contractors using Leica Geosystems equipment. Free to start.
Popular Guides for Leica Geosystems
Buyer guides and equipment comparisons to help you choose the right Leica Geosystems gear.
Best Data Collectors for Total Stations 2025
Best data collectors for total stations in 2025. Top field controllers for survey data collection, stakeout, and CAD integration with Trimble, Topcon, and Leica instruments.
Best GPS Rover for Solar Farm Pile Verification (2026 Guide)
Best GPS rover for solar EPC pile elevation verification in 2026. Topcon HiPer HR vs Trimble R12i vs Leica GS18 T — piles per day, battery, network RTK vs base station, EPC as-built workflow.
Best Laser Plumb Bobs for Vertical Layout Work 2025
Best laser plumb bobs for vertical layout in 2025. Top picks for column layout, stairwell transfer, and high-rise plumbing — Leica, Topcon, and Spectra laser plummets reviewed.
Best Pipe Laser for Sewer Contractors (2026 Expert Guide)
Expert guide to the best pipe lasers for gravity sewer installation in 2026. Spectra DG813 vs Topcon TP-L6GV vs Leica Piper 200 — real specs, comparison table, and buying advice for sewer contractors.
Common Leica Geosystems Error Codes
Step-by-step solutions for the most common Leica Geosystems equipment errors and alerts.
Leica GNSS ERR-003 Age of Corrections Error — Fix Guide
Leica GNSS ERR-003 Age of Corrections on GS18, GS15: RTK corrections are delayed or stale. Fix the radio or cellular link to restore fresh corrections.
Leica GNSS ERR-004 Bluetooth Lost — What It Means & How to Fix It
Leica GNSS ERR-004 Bluetooth Lost on GS18 and other Leica GNSS rovers: Bluetooth connection to field controller dropped. Step-by-step reconnection guide.
Leica GNSS ERR-001 No Satellites Error — Fix Guide
Leica GNSS ERR-001 No Satellites on GS18, GS10, GS15: receiver not tracking any GNSS satellites. Step-by-step fix from an authorized Leica dealer.
Leica GNSS ERR-002 RTK Float Error — What It Means & How to Fix It
Leica GNSS ERR-002 RTK Float on GS18, GS15: receiver has corrections but cannot resolve fixed RTK solution. Step-by-step fix from an authorized Leica dealer.
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