Error Codes And Their Descriptions; Maintenance - Ablerex MSRT-Pro 1KVA User Manual

6.2. Error Codes and Their Descriptions

Code
Er05
Er06
Er07
Er11
Er12
Er14
Er18
Utility Low（<85/170V）& Battery Disconnect
Er24
Er28
Er31 EEPROM's data not conform to the Jumper Setting
Descriptions
Battery weak or faulty
Output short-circuited
EPO mode
UPS over-temperature
Inverter overload
Fans out of order
EEPROM's data error
Bypass overload
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6.3. Maintenance

Clean the dust from the ventilation openings and intakes on the rear panel.
1. Turn off the UPS and wipe the casing with a damp cloth.
2. Periodically unplug the power cord of the UPS from the wall receptacle to
test the batteries condition.
3. Be sure you have already saved your application before you proceed the
battery discharging capability test.
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