5-3
Table 5-1. Troubleshooting Chart - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. SYNC Indicator Does Not Illuminate.
Step 1. Check all sync connections and wiring for proper connections.
If wiring is not proper, reconnect wiring.
If wiring is proper, proceed to step 2.
Step 2. Check that phase angle, voltage difference, and/or slip frequency limits are not being
exceeded.
If limits are being exceeded, adjust governor and/or voltage regulator.
If limits are not being exceeded, proceed to step 3.
Step 3.
Replace Synchronizer if the above steps fail to correct the problem.