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SATER — Electronics & appliance repair

DeWalt power tool repair in Riga — SATER

SATER service centre has been repairing DeWalt power tools in Riga since 1993 — over 30 years of hands-on experience at the same address: Silmaču iela 6, LV-1012. Our history traces back to workshop No. 2 of the Soviet-era "Elektrons" factory, and over the decades we have built deep expertise across…

3-month warranty

SATER service centre has been repairing DeWalt power tools in Riga since 1993 — over 30 years of hands-on experience at the same address: Silmaču iela 6, LV-1012. Our history traces back to workshop No. 2 of the Soviet-era "Elektrons" factory, and over the decades we have built deep expertise across the full range of DeWalt professional and consumer power tools: DCH273 and D25133K SDS Plus rotary hammers, DCD796 cordless drills, DCG405 and DWE4233 angle grinders, DCS391 circular saws, DW331K jigsaws, and DCF887 impact drivers. We work with both the 20V MAX and FLEXVOLT cordless platforms as well as corded DeWalt tools. We repair at the component level — diagnosing electronic control boards, replacing carbon brushes, rewinding stators, restoring impact mechanisms and SDS-Plus chucks. Before starting any work, the customer receives an honest cost estimate. If the repair is not economically viable, we say so directly and return the tool with no further obligation. All completed work carries a 3-month warranty; battery replacements carry a 6-month warranty. Over 186 Google reviews with a 4.3-star average confirm the quality of our service. Bring your DeWalt tool to Silmaču iela 6 — we will sort it out.

Popular models we repair

  • DeWalt DCH273 cordless rotary hammer SDS-Plus (20V MAX)
  • DeWalt DCD796 cordless drill/driver (20V MAX Brushless)
  • DeWalt DCG405 cordless angle grinder (20V MAX)
  • DeWalt DCS391 cordless circular saw (20V MAX)
  • DeWalt DW331K corded jigsaw with variable speed
  • DeWalt DCF887 cordless impact driver (20V MAX)
  • DeWalt D25133K SDS Plus rotary hammer (corded)
  • DeWalt DWE4233 corded angle grinder 125 mm

Common problems we fix

  • 20V MAX / FLEXVOLT battery cell degradation — tool loses power or won't hold a charge for more than a few minutes
  • Carbon brush wear in corded tools — motor sparks, loses RPM or fails to start
  • SDS-Plus impact mechanism failure — hammer drill rotates but won't hammer or hammers intermittently
  • Gear case oil leak — lubricant seeps through gearbox housing seals
  • Electronic speed controller failure — tool runs at full speed only or speed is not adjustable
  • Trigger switch intermittent — tool switches on and off erratically when the trigger is pressed
  • SDS-Plus chuck jammed — bit stuck and won't release, locking mechanism damaged
  • Brushless motor overheating — electronic protection trips and tool shuts down under load

DeWalt 20V MAX and FLEXVOLT battery rebuild

The DeWalt 20V MAX cordless platform is one of the most common professional power tool systems on the Latvian market. Over time the lithium-ion cells degrade: capacity drops, the tool loses power under load and stops holding a charge for more than a few minutes. Original DeWalt batteries are expensive, and third-party alternatives often fall short of advertised specifications and may be unsafe.

We perform professional rebuilds of DeWalt 20V MAX and FLEXVOLT battery packs: we open the housing, diagnose each cell individually, and replace degraded cells with new quality lithium-ion cells that have verified capacity and internal resistance ratings. We check and, if necessary, replace the BMS (Battery Management System) board responsible for cell balancing, overcharge protection and deep discharge prevention. After assembly the battery undergoes a full charge-discharge cycle with actual capacity measurement. Battery rebuilds carry a 6-month warranty — twice the standard repair warranty.

DeWalt rotary hammer and impact driver repair

DeWalt DCH series (cordless) and D25 series (corded) rotary hammers are workhorses on construction sites across Latvia. The main faults customers bring to us include: impact mechanism wear (striker, piston, O-rings — the hammer drill stops hammering or hammers intermittently), SDS-Plus chuck jamming (bit stuck and won't release), gearbox lubricant leaking through worn seals, and carbon brush wear in corded models. We fully disassemble the impact mechanism, replace worn components, replenish gearbox grease and reassemble the tool with bench testing.

DeWalt DCF887 impact drivers and similar models suffer from characteristic problems: impact mechanism wear (hammer and anvil), electronic speed controller failure (tool no longer changes speed smoothly), and brushless motor overheating during extended use under load — the electronic protection trips and the tool shuts down. We diagnose the root cause, restore or replace the damaged assemblies, and test the tool under real load. All work carries a 3-month warranty.

Pricing & warranty

Fast on-site diagnostics. Warranty: 3 months.

If the repair cost changes during the process, the technician will call to agree on the new price. No work is done without your consent.

Frequently asked questions

Why customers choose SATER

  • Armature rewinding and bearing replacement. We rebuild grinder, rotary hammer and drill motors — not just swap the whole unit.
  • Replacement battery pack assembly. We build battery packs for cordless tools from top-brand cells.
  • Festool, Makita, Bosch, DeWalt, Hilti. We repair professional and consumer tools — and know the quirks of each brand.
  • 30+ years of experience. The service centre has been operating since 1993.
  • We serve all of Latvia. Our service centre is in Riga and we accept devices from anywhere in the country.