M
monica03Sep 3, 2025
What does error code Er 20 mean on Watson Marlow Pumps 530 Pn?
- KKevin AndersonSep 4, 2025
Error code Er 20 indicates that the signal is out of range. Check the analog control signal range and trim the signal as required.
What does error code Er 20 mean on Watson Marlow Pumps 530 Pn?
Error code Er 20 indicates that the signal is out of range. Check the analog control signal range and trim the signal as required.
What does error code Er 4 mean on Watson Marlow Pumps Water Pump?
Error code Er 4 indicates a FRAM shadow error. Attempt to reset by switching power OFF/ON.
What does error code Er 3 mean on Watson Marlow Pumps 530 Pn?
Error code Er 3 indicates FLASH corruption. Attempt to reset by switching power OFF/ON.
What does error code Er 2 mean on Watson Marlow Pumps 530 Pn Water Pump?
Error code Er 2 indicates a FLASH write error during drive update. Attempt to reset by switching power OFF/ON.
What does error code Er 1 mean on Watson Marlow Pumps 530 Pn Water Pump?
Error code Er 1 indicates FRAM corruption. Attempt to reset by switching power OFF/ON.
What does error code Er 0 mean on Watson Marlow Pumps 530 Pn Water Pump?
Error code Er 0 indicates a FRAM write error. Attempt to reset by switching power OFF/ON.
What does error code Err50 mean on Watson Marlow Pumps 530 Pn?
Error code Err50 indicates a communication error (internal pump communications error and not a network error). Attempt to reset by switching power OFF/ON.
What does error code Er 10 mean on Watson Marlow Pumps 530 Pn Water Pump?
Error code Er 10 indicates a Tacho fault. Stop pump immediately and try to reset it by switching power off and on.
What does error code Er 21 mean on Watson Marlow Pumps 530 Pn?
Error code Er 21 indicates an over signal. Reduce the analog control signal.
What to do if my Watson Marlow Pumps Water Pump display remains blank?
If the pump display remains blank, verify that the mains power is available, check the fuse in the wall plug (if present), inspect the position of the voltage selector switch, check the mains power switch at the rear, and check the fuse in the fuse holder at the rear of the pump.
| Brand | Watson Marlow Pumps |
|---|---|
| Model | 530 Pn |
| Category | Water Pump |
| Language | English |







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