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MK4+ Hybrid Charge Controller User Manual
16
6. Troubleshooting
If your phenomenon is not included in the above descriptions, please contact MarineKinetix or
your dealer for assistance.
7. Installation Environment
Avoid operating the apparatus under direct sunshine, blazing sun, and rainy, moist, or
acid mist environments, etc.
Keep the apparatus away from flammable and explosive gas or hazard, including
flame and spark.
Problem
Possible Cause and Solution
Symbol flashing, no charge or
discharge.
Battery is over-voltage, check battery voltage, and whether
the cables are well-connected. Re-connect all components.
Symbol flashing and no output.
Battery is over-discharged or dead. Fully recharge it with a
shore-base charger if the battery is fully discharged.
Generator based chargers should never be used to recharge
a fully depleted battery bank. This includes engine
alternators.
Symbol flashing and no output.
Your output #1 or #2 are in overload. Please check the load,
and remove the extra load, then press "Esc" button to
recover.
Symbol flashing and no
output.
Short-circuit. Check the all wiring, and remove the
short-circuit hazard or damaged load, then press "Esc" button
to recover.
No LCD display.
1. LCD wire connection might be loose, please open
controller case to check.
2. The fuse might be burnt due to the battery reverse
connection, please open controller case to check.
3. Battery is empty or virtual connection, please check the
battery voltage and examine whether the wire connection
is firm or not.