9.2 TRTC-2002-N1 Troubleshooting
Purpose:
Describes the most common issues with the TRTC-2002-N1.
There are NO Maintenance items inside the TRTC-2002-N1 and it should be opened or
serviced only by factory authorized service personnel, failure to do so will void the
WARRANTY. If it fails to perform a specific function, the table below lists typical symptoms,
causes and solutions. If you cannot resolve a problem, contact Manufacturer customer
service department.
SYMPTOM
CAUSE
REMEDY
No Output
AC input & output circuit breaker is
OFF.
Turn input & output circuit breaker on.
No incoming utility line power.
Apply incoming utility power by closing upstream
breaker.
Red LED is lit solid on front
indicating FAULT.
Read the FAULT under Status Menu of LCD
display. Clear the fault. Shut off both the breakers
on the front panel. Restart. Contact the factory, if
fault persists.
Output LED OFF
Incoming utility power or battery
power not available.
Apply qualified input power and verify battery
breaker is closed.
Faulty unit.
Contact factory.
Unit does not transfer to
Battery mode during a
power failure
Or
Backup time is less than
rated
Battery not connected.
Connect batteries (48VDC nominal).
Battery circuit breaker OFF.
Close battery breaker.
Battery is not fully charged.
Fully recharge the battery then test the backup
time.
Dead battery.
Replace with a good battery.
Battery failure.
Clean and tighten battery connections.
Check batteries and replace if needed.
Faulty unit.
Contact vendor.
Alarm LED is lit
Red LED steady ON indicates
FAULT.
Correct the Fault (see 5.11).
Red LED flashing indicates
ALARM.
Correct the Alarm (see 5.10). Contact the factory if
Alarm persists.
Batteries will
NOT charge
Battery circuit OPEN.
Check that battery connections have proper torque.
Check battery cable harness for connection error,
loose / open connections.
Check 46 to 53VDC present at the battery
connector to TRTC-2002-N1
Check if battery breaker is closed
Replace the bad battery, if any.
Wrong or bad temperature probe
connected at front panel.
Use Factory supplied temperature probe reading
approximately 12,000 OHMS @ 25°C (77°F).
LCD screen NOT
readable
Adjust the contrast for LCD
screen.
Press and hold ESC button.
Press ENTER button.
Adjust the contrast using UP or DOWN arrow
Buttons.
Press ENTER when completed.
Faulty unit.
Contact factory.
Password Access
NOT available
Entered Password is LOST or
forgotten.
Call factory for resetting of the new password.
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