RV power converter problems
RV converters/chargers turn shore or generator AC into 12V DC and charge the battery. Most show charge-mode LED indicators rather than numeric codes; "faults" are usually no-output conditions.
Progressive Dynamics
Charge Wizard — Boost (solid LED)
On an Inteli-Power converter fitted with a Charge Wizard or remote pendant, a st… Charge Wizard — Normal (rapid blink)
A fast-flashing indicator (roughly one to five flashes per second) means the Int… Charge Wizard — Storage (slow blink)
A brief flash about once every 6-8 seconds means the Inteli-Power converter has … Cycling on/off (thermal shutdown)
If the Inteli-Power converter repeatedly switches on and off, it is usually its … No DC output (ATC fuses blown)
When an Inteli-Power converter produces no 12 V output, the most common cause is…
On an Inteli-Power converter fitted with a Charge Wizard or remote pendant, a st… Charge Wizard — Normal (rapid blink)
A fast-flashing indicator (roughly one to five flashes per second) means the Int… Charge Wizard — Storage (slow blink)
A brief flash about once every 6-8 seconds means the Inteli-Power converter has … Cycling on/off (thermal shutdown)
If the Inteli-Power converter repeatedly switches on and off, it is usually its … No DC output (ATC fuses blown)
When an Inteli-Power converter produces no 12 V output, the most common cause is…
Victron Energy
Error 1
Battery temperature too high. The charger halts charging to protect the battery … Error 21
Current sensor problem. The measured charge current is out of the expected range… Error 26
Terminal overheated. The power terminals are running too hot, usually from a poo… Error 33
Input voltage too high. The DC input voltage feeding the charger has exceeded it… Error 67
The charger is set to be controlled by a battery BMS but is no longer receiving … Error 119
Settings data lost. The charger cannot read its stored configuration and has sto…
Battery temperature too high. The charger halts charging to protect the battery … Error 21
Current sensor problem. The measured charge current is out of the expected range… Error 26
Terminal overheated. The power terminals are running too hot, usually from a poo… Error 33
Input voltage too high. The DC input voltage feeding the charger has exceeded it… Error 67
The charger is set to be controlled by a battery BMS but is no longer receiving … Error 119
Settings data lost. The charger cannot read its stored configuration and has sto…
WFCO
Charge LED modes (red/green/blue)
On a WF-8900-AD Auto-Detect power center, an integrated LED shows the charge sta… DC fuse red LED (blown fuse)
Each of the eleven DC fuse positions on the WF-8900 fuse board has its own small… No DC output / reverse polarity
If a WF-8900-AD power center produces no 12 V output, WFCO's procedure points fi…
On a WF-8900-AD Auto-Detect power center, an integrated LED shows the charge sta… DC fuse red LED (blown fuse)
Each of the eleven DC fuse positions on the WF-8900 fuse board has its own small… No DC output / reverse polarity
If a WF-8900-AD power center produces no 12 V output, WFCO's procedure points fi…