51 52 Series II

Fluke Biomedical · Thermometers

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Fluke 51 52 Series II User's Manual

Operator's ManualArchive copyEN
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Stuck? Start here

✅ Check the simple stuff first
  1. Make sure the patient is safe — swap in a backup unit if you need to.
  2. Reproduce the complaint yourself and write down exactly what you see (screen, alarm, code).
  3. Check power, battery, cables, accessories, and settings before ordering parts.
  4. Then open the service manual above and follow its troubleshooting section.
🧰 Common checks for Thermometers (1)

Error code / probe X source ↗

  • Fresh batteries, retry, then replace probe
  • Check ambient 10–40 °C
📞 Still stuck? Call Fluke Biomedical

Contact Fluke Biomedical US

📞 Tech support
1-800-850-4608
🌐 Portal
Support portal ↗

International 1-440-248-9300.

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