FANUC Alarm SEAL-121 — STOP Dispense signal fault (E%d)
FANUC SEAL-121 (“STOP Dispense signal fault (E%d)”): The Dispensing signal (from the dispenser to the robot) should be high during dispensing, but it is not. First check: Perform dispenser maintenance procedures to determine why dispensing is not occurring as it should.
Updated 2026-08-29 · LogrobotLM reference
Description
The Dispensing signal (from the dispenser to the robot) should be high during dispensing, but it is not.
Remedy · Remède
Perform dispenser maintenance procedures to determine why dispensing is not occurring as it should. Also verify that the dispensing schedule data is correct, and that the dispenser I/O to/from the robot has been mapped correctly .
Frequently asked · Questions fréquentes
- What does FANUC alarm SEAL-121 mean?
- FANUC SEAL-121 (“STOP Dispense signal fault (E%d)”): The Dispensing signal (from the dispenser to the robot) should be high during dispensing, but it is not.
- How do you troubleshoot FANUC alarm SEAL-121?
- Perform dispenser maintenance procedures to determine why dispensing is not occurring as it should. Also verify that the dispensing schedule data is correct, and that the dispenser I/O to/from the robot has been mapped correctly .
Related codes / Codes liés
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →