ACM100 User’s Manual
•Clean the unit with a soft cloth. Do not use chemical cleaners as they may remove paint or markings or may corrode the ACM100 enclosure or seals. Do not use any cleaners containing acetone, as they will deteriorate the plastic enclosure.
•Ensure that the unit is mounted securely and cannot be moved relative to the mounting surface. If the unit is loose, tighten the mounting screws.
•Check the security of the cable connected to the NMEA 2000® connector, and tighten if necessary.
•Check the security of all of the current sensor connections and voltage sensor connections on the top of the unit and tighten if necessary.
5 Troubleshooting
If you notice unexpected operation of the Maretron ACM100, follow the troubleshooting procedures in this section to remedy simple problems. If these steps do not solve your problem, please contact Maretron Technical Support (refer to Section 7 for contact information).
Symptom | Troubleshooting Procedure |
No AC power data | Ensure that the ACM100 is properly connected to the NMEA 2000® |
visible on NMEA 2000® | network. |
network. | Ensure that the current transformers and voltage sense cables are |
| |
| properly connected to the ACM100. |
| Ensure that the ACM100 has the appropriate NMEA 2000® PGNs |
| enabled as described in Section 2.5.6. |
|
|
Exported power is | The current transformer(s) are installed backwards. Either 1) |
increasing when it | reinstall the current transformers in the opposite direction of 2) |
shouldn’t be | configure the ACM100 to recognize the reversed installation as |
Imported power in not | described in Sections 2.5.5.4, 2.5.5.5, and 2.5.5.6. |
| |
increasing when it |
|
should be |
|
Currents are showing as |
|
negative values when |
|
they should be showing |
|
as positive values |
|
Power readings are not | Please review carefully the installation instructions in Section 0 and |
what I expect | the configuration of the circuit type in Section 2.5.3. |
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