12E
Try these remedies for common Inverter/Charger problems before calling for assistance. Call Tripp Lite Customer Service at (773) 869-1234
before returning your unit for service.
Troubleshooting
SYMPTOM
PROBLEMS
CORRECTIONS
No AC Output
Unit is not properly connected to utility power
Connect unit to utility power.
(All Indicator Lights Are OFF)
Operating Mode Switch is set to “OFF” and AC input
Set Operating Mode Switch to “AUTO/REMOTE” or
is present.
“CHARGE ONLY”.
This is normal when the Operating Mode Switch is set to
No correction is required. AC output will return when AC input
“CHARGE ONLY” and AC input is absent.
returns. Set Operating Mode Switch to “AUTO/REMOTE” if you
require AC output.
Circuit breaker is tripped.
Reset circuit breaker.
Unit has shut down due to battery overcharge (preventing
Disconnect any auxiliary chargers. Reset by moving Operating Mode
battery damage). The problem may be with connected
Switch to “OFF”. Wait 1 minute and switch to “AUTO/REMOTE” or
auxiliary chargers, if any, or with the unit’s charger.
“CHARGE ONLY.” If unit remains in shutdown mode after several
attempts to reset, contact Tripp Lite Customer Service for assistance.
Unit has shut down due to excessive battery discharge.
Use an auxiliary charger* to raise battery voltage. Check external
battery connections and fuse. Unit automatically resets when
condition is cleared.
Unit has shut down due to overload.
Reduce load. Reset by moving Operating Mode Switch to “OFF”.
Wait 1 minute. Switch to “AUTO/REMOTE” or “CHARGE ONLY”.
Battery Not Recharging
Connected batteries are dead.
Check and replace old batteries.
(AC Input Present)
Battery fuse* is blown.
Check and replace fuse.*
Battery cabling* is loose.
Check and tighten or replace cabling.*
Unit has shut down due to battery overcharge (preventing
Disconnect any auxiliary chargers. Reset by moving Operating Mode
battery damage). The problem may be with connected
Switch to “OFF”. Wait 1 minute and switch to “AUTO/REMOTE” or
auxiliary chargers, if any, or with the unit’s charger.
“CHARGE ONLY.” If unit remains in shutdown mode after several
attempts to reset, contact Tripp Lite Customer Service for assistance.
Charger Enable/Inhibit Switch inadvertently set to “INHIBIT.”
Set Charger Enable/Inhibit Switch to “ENABLE”.
Input circuit breaker is tripped.
Reset circuit breaker.
All Three Battery Indicator Lights
Battery is excessively discharged.
Use an auxiliary charger* to raise battery voltage. Check external
Are Slowly Flashing.
battery connections and fuse. Unit automatically resets when
(½ Second Flashes)
condition is cleared.
All Three Battery Indicator Lights
Battery is overcharged. Unit will shut down to prevent battery
Disconnect any auxiliary chargers. Reset by moving Operating Mode
Are Rapidly Flashing
damage. The problem may be with connected auxiliary
Switch to “OFF”. Wait 1 minute and switch to “AUTO/REMOTE” or
(¼ Second Flashes)
chargers, if any, or with the unit’s charger.
“CHARGE ONLY.” If unit remains in shutdown mode after several
attempts to reset, contact Tripp Lite Customer Service for assistance.
Red “LOW” Battery
Battery voltage is low. Unit has shut down to protect battery
If AC power (utility- or generator-supplied) is present, the unit will
Indicator Light Is Flashing
from damage.
automatically reset itself and start recharging connected batteries.
However, if an external charger is used to recharge the batteries,
you will need to manually reset the unit by by moving the Operating
Mode Switch to “OFF” for two seconds then returning it to
“AUTO/REMOTE”.
False reading due to undersized or insufficiently connected
Use sufficient size DC cable sufficiently connected to the
DC cabling.
Inverter/Charger.
Red “LOAD” Operation
Inverter is overloaded. Unit will automatically shut down
Reduce load. Reset by moving Operating Mode Switch to “OFF”.
Indicator Light Flashing
after 5 seconds.
Wait 1 minute. Switch to “AUTO/REMOTE” or “CHARGE ONLY”.
* User-supplied.
200412020 93-2403
Regulatory Compliance Identification Numbers
For the purpose of regulatory compliance certifications and identification, your Tripp Lite product has been assigned a unique series number. The series number can be found on the product nameplate label,
along with all required approval markings and information. When requesting compliance information for this product, always refer to the series number. The series number should not be confused with the
marking name or model number of the product.
This product designed and engineered in the USA.
