Sauer Sundstrand MCV103A5210 Control Unit
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The Sauer Sundstrand MCV103A5210 is a flow‑control servo drive used in hydraulic systems to regulate pressure and flow via an integrated control unit. Common failures on this model include degraded power supply filtering (input capacitor loss), overheating of the motor driver ICs, and worn or damaged I/O connectors that can cause intermittent signal loss. First‑check diagnostics: verify 48 V DC input voltage and ripple with a multimeter; inspect all solder joints and connector pins for corrosion or mechanical damage; review any stored fault codes on the drive’s LCD or via its diagnostic port for indications of overcurrent, temperature excursions, or communication errors.[oss-gpt-20b] |
Need your Sauer Sundstrand repaired or tested?
We specialize in the repair and refurbishment of high-end industrial control electronics and power systems like this unit.
- ⚙️ Fast Diagnostics – Same-day evaluation available
- 🔁 Reliable Turnaround – Most jobs ship within 5–10 business days
- 🧰 Expert Technicians – Decades of board-level experience
- ✅ 1-Year Warranty – Every repair fully guaranteed
📞 Call Now: 1 (336) 969-0110
Free Estimates • Industrial-grade testing • Nationwide Service
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- 🔧 Board-level diagnostics (shorts, VRM, memory, fan, thermals)
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- ♻️ Option: donate failed cards for parts → we refurb + resell
- ✅ 1-Year warranty on completed repairs
Free Estimates • Industrial-grade testing • 1-Year Warranty • Nationwide Service
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🚑Shop Location🛠️
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.
📞Phone
📦Mailing Address🚛
Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.