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TI4400 GPU-24
28
6
Troubleshooting & FAQ
6.3 - Basic Unit Troubleshooting
Fault
Possible Cause
Remedy
1. Output Capacity LED does
not come on when button is
pushed.
Units cells completely dead.
A.
Plug the unit in to the appropriate ac
A.
power outlet and recharge.
If LEDs still do not illuminate,
B.
Please contact Tesla™ Customer Service
at (302) 324-8910.
2. Unit has no output dc or ac
input or both.
Units cells completely dead.
A.
AC line cord is damaged or bad.
B.
DC line cord is damaged or bad.
C.
AC circuit breaker has been tripped.
D.
Cables loose or corroded.
E.
Do a function check with digital meter,
A.
see section 3.8.
Do continuity test.
B.
No continuity, check cables for cuts
C.
and replace if needed.
Clean contacts of debris and make
D.
sure connections are tight.
3. Unit will not charge from
ac outlet.
AC line cord is damaged or bad.
A.
Is ac line cord fully plugged into unit
B.
and wall outlet.
AC circuit breaker has been tripped.
C.
No ac power at outlet.
D.
Do a continuity test on the ac line cord
A.
Check if line cord is properly secured.
B.
Check to make sure ac circuit breaker
C.
is placed in the “ON” position.
4. Unit failed function test.
Internal failure.
A.
Please contact Tesla™ Customer Service
A.
at (302) 324-8910.
5. Unit emits sparks when
plugged into power source.
Water or moisture has seeped in
A.
unit
Internal failure.
B.
Move unit to dry warm air and allow to
A.
dry for over 48 hours.
Do Not Use Unit. Please contact
B.
Tesla™ Customer Service at (302)
324-8910.
6. Unit works then shuts down.
Unit is overheating.
A.
Cooling fans and vents are obstructed
B.
or inoperable.
Move the unit to an area 10°-20°
A.
less ambient temperature.
Clean and clear cooling vents, turn
B.
on unit and inspect if air is fl owing
through unit. If no airfl ow please
contact Tesla™ Customer Service at
(302) 324-8910.