Load Shed Troubleshooting - Generac Power Systems 0K2502SPFR Owner's Manual

Troubleshooting / Quick Reference Guide
Ecode/Active LED
Alarm
1066 VSCF Speed RED
mismatch
1070 Small fan YELLOW
failure

Load Shed Troubleshooting

Symptom
Generator stalls when large load is
supplied.
Large loads keep getting shed and
locked out (load LED goes out for 30
minutes).
Output voltage is low/high.
Generator does not pull full power.
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Table 5-2. Synergy Troubleshooting
Problem Things to
Check
Unit shuts down Check the
during Operation LEDs/Screen
or starting. for alarms.
"Small fan failure" Check the
is displayed. If LEDs/Screen
unit was running for alarms.
in AUTO and
utility returns, it
will continue to
run for one hour to
cool electronics
without fan.
Table 5-3. Load Shed Troubleshooting
Possible Causes
1) Total load is too big for the generator and fuel type. Contact installing dealer to correct
installation.
2) A large load is not wired through the load shed module. Contact installing dealer to
correct installation.
Total load is too big for generator. Contact installing dealer to correct installation.
Voltage calibration incorrect. Contact an Independent Authorized Servicing Dealer.
Current calibration incorrect. Contact an Independent Authorized Servicing Dealer.
Possible Causes/Solution
1) Fuel problem (pressure loss). Check fuel supply and
attempt to restart unit.
2) A large load is not wired through the load shed module.
Contact installing dealer to correct installation.
3) Large overload. Remove load and attempt to restart
unit.
4) Throttle or engine problem. Contact an Independent
Authorized Servicing Dealer.
Small fan current incorrect. Probable causes are:
1) Fan wiring or mechanical problem. Contact an
Independent Authorized Servicing Dealer.
2) Air path is blocked. Check AVR filter.
KEEP FINGERS AWAY FROM FAN HOUSING—
PERSONAL INJURY CAN OCCUR IF FAN IS RUNNING.
Owner's Manual for 60 Hz Synergy Generator™