Tripp Lite UT Series owner manual Troubleshooting, Symptom Problems Corrections

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Troubleshooting

Try these remedies for common Inverter problems before calling for assistance. Call Tripp Lite Customer Service at (773) 869-1234 before returning your unit for service.

SYMPTOM

PROBLEMS

CORRECTIONS

No AC Output

Operating Mode Switch is set to “OFF”

Set Operating Mode Switch to “AUTO/REMOTE” or “CHARGE ONLY”.

(All Indicator Lights are OFF)

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.

or “CHARGE ONLY.” If unit remains in shutdown mode after several

 

 

attempts to reset, contact Tripp Lite Customer Service for assistance.

 

Input circuit breaker is tripped.

Reset circuit breaker.

All Three “BATT VOLT/CHRG CURR”

Battery is excessively discharged. Unit will shut down to

Use an auxiliary charger* to raise battery voltage. Check external

LEDs are slowly flashing (½ second

prevent battery damage.

battery connections and fuse. Unit automatically resets when

flashes) with Operating Mode Switch in

 

condition is cleared.

the “AUTO/REMOTE” position.

 

 

All Three “BATT VOLT/CHRG CURR”

Battery is overcharged. Unit will shut down to prevent

Disconnect any auxiliary chargers. Reset by moving Operating Mode

LEDs are rapidly flashing (¼ second

battery damage. The problem may be with connected auxiliary

Switch to “OFF”. Wait 1 minute and switch to “AUTO/REMOTE.”

flashes) with Operating Mode Switch in

chargers, if any, or with the unit’s charger.

If unit remains in shutdown mode after several attempts to reset,

the “AUTO/REMOTE” position.

 

contact Tripp Lite Customer Service for assistance.

Red “LOW” Battery Indicator Light is

Battery voltage is low. Unit has shut down

If AC power (utility- or generator-supplied) is present, the unit will

flashing with Operating Mode Switch in the

to protect battery from damage.

automatically reset itself and start recharging connected batteries.

”AUTO/REMOTE” position.

 

However, if an external charger is used to recharge the batteries,

 

 

you will need to manually reset the unit by moving the Operating

 

 

Mode Switch to “OFF” for two seconds then returning it to

 

 

“AUTO/REMOTE”.

 

False reading due to undersized or

Use sufficient size DC cable sufficiently connected to

 

insufficiently connected DC cabling.

Inverter.

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.

 

 

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 num- ber. 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.

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Contents Contents Tripp Lite UtilityBattery Connection Warnings Important Safety InstructionsLimited Warranty Location WarningsSwitch Modes Feature IdentificationOperation Indicator Lights ShutdownRequired Configuration ConfigurationOptional Configuration Battery Selection optional Select Auxiliary Battery Type if anyMounting Vehicular and Non-Vehicular MountingBattery Connection VehicularMaintenance ServiceAC Input/Output Connection Troubleshooting Symptom Problems Corrections11R Th Street, Chicago, IL 60609 USA Customer Support 773