Triumph Rocket 3 GT 2021 - Page 1345

1307
Test
Result
Action
2
Check diodes function forward
bias:
Negative (-) probe to rectifier black
socket pin 3 to:
- Positive (+) probe to rectifier
grey socket pin 1
- Positive (+) probe to rectifier
grey socket pin 2
- Positive (+) probe to rectifier
grey socket pin 3
0.1 V to 0.3 V
Proceed to test 3
Open circuit or
short circuit
Replace the unit.
Proceed to test 4
3
Check diodes reverse bias:
Negative (-) probe to rectifier black
socket pin 1 to:
- Positive (+) probe to rectifier
grey socket pin 1
- Positive (+) probe to rectifier
grey socket pin 2
- Positive (+) probe to rectifier
grey socket pin 3
Positive (+) probe to rectifier black
socket pin 3 to:
- Negative (-) probe to rectifier
grey socket pin 1
- Negative (-) probe to rectifier
grey socket pin 2
- Negative (-) probe to rectifier
grey socket pin 3
More than 1.4 V
or OL on meter
Proceed to test 4
Less than 1.4 V or
short circuit
Replace the unit.
Proceed to test 4
4
Reconnect the harness and run the
engine. Check the charging voltage
at 2,000 rpm:
13 V – 15 V
Action complete –
quit test
Fault still present
Test alternator stator
(see Alternator
Stator)
If alternator stator is
serviceable, contact
Triumph service