damage. Check to ensure the alternator mounting is sturdy and if the mounting and
belts are good, please replace the alternator.
2.
Turn engine off and remove the test clamps from the battery posts after completion
of testing to end test.
TROUBLESHOOTING:
- If the screen shows HI :
Voltage of the tested battery is over 15.99V & too high for 12V battery. BT300 won't work
under this situation. Please re-check if the tested battery is 12V.
- If the screen shows LO :
Voltage of the tested battery is under 4.5V. BT300 won't work under this situation. Please
recharge the battery & re-test. If reading is the same, the battery should be replaced
immediately.
- If the screen shows blank :
The voltage of the tested battery is too low to serve the BT300. Please recharge the battery
retest. If got the same result, the battery should be replaced immediately. Or the clamps are
connected reversely. Please check & re-connect it.
- The screen flickers or shows RIPPLE :
The voltage is unstable. Please recharge the battery then re-test. If reading is the same, the
battery should be replaced immediately.
- GB.8-V1 -
8