Maretron ACM100 - Manual (Page 18)

ACM100 User’s Manual
Page 14 Revision 1.2
• 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
visible on NMEA 2000
®
network.
Ensure that the ACM100 is properly connected to the NMEA 2000
®
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
increasing when it
shouldn’t be
Imported power in not
increasing when it
should be
Currents are showing as
negative values when
they should be showing
as positive values The current transformer(s) are installed backwards. Either 1)
reinstall the current transformers in the opposite direction of 2)
configure the ACM100 to recognize the reversed installation as
described in Sections 2.5.5.4, 2.5.5.5, and 2.5.5.6.
Power readings are not
what I expect Please review carefully the installation instructions in Section 0 and
the configuration of the circuit type in Section 2.5.3.