Installation guide

21
Troubleshooting
Problem Cause Correction
Au tomatic transfer switch does not
transfer to generator
1. Generator breaker open.
2. Generator voltage not acceptable.
1. Reset generator circuit breaker.
2. Refer to generator manual.
Au tomatic transfer switch does not
transfer to utility
1. Utility disconnect circuit breaker open in
transfer switch.
2. Utility voltage not acceptable.
1. Reset utility disconnect circuit breaker in
transfer switch.
2. Wait for utility voltage to return tonormal.
Ge nerator is still running after switch
transfers to utility power
Engine cool down period. Engine should stop after 1 minute.
Ge nerator or supervised loads (air
conditioner, etc.) are operating
improperly when generator is
supplyingpower
1. Remote modules are not operatingcorrectly.
2. Too much load on generator.
3. Current transformer not connected.
4. Broken current transformer.
5. Communication lost due to power line noise.
6. Communication lost between transfer switch
and Symphony II control boards.
1. Five minute delay timer has notexpired.
2. Decrease load to generator.
3. Contact local authorized servicecenter.
4. Contact local authorized servicecenter.
5. Verify fluorescent ballasts are rated for
residential use only. If not, replace with
residential ballast.
Install noise filter in series and close to
problematic device.
Rewire remote module to opposite
power line (L1 or L2) from that of
problematic device.
6. Contact local authorized servicecenter.
Ge nerator is still running after utility
power is restored
1. Minimum engine run time has notelapsed.
2. Fuse(s) in transfer switch isdefective.
1. Wait five minutes for transfer switch to
retransfer to utility power.
2. Contact local authorized servicecenter.
Re lay modules do not close after
fiveminutes
1. Too much load on generator.
2. Communication interruption.
3. Priority set to 9 or 10.
1. Decrease load to generator.
2. Reset utility disconnect circuit breaker in
transfer switch and wait five minutes
(turn OFF breaker for ten seconds then
turn it back ON).
3. Appliance will not turn on during standby
power. Contact local authorized service
center to change priority setting.
Re lay modules do not open during
transfer and retransfer
Communication interruption. Contact local authorized service center.
Sy mphony II system control board
status LED does not change
illumination blinking pattern for
utility or generator power.
1. TxRx and TxRx GND communication wires are
not connected between the generator and
transfer switch.
2. TxRx and TxRx GND communication wires
are connected incorrectly between the
generator and transfer switch.
3. TxRx and TxRx GND communication wires
affected by electrical noise interference.
1. Contact local authorized servicecenter.
2. Contact local authorized servicecenter.
3. Contact local authorized servicecenter.