Installation Guide
34
12. Install the battery panel.
13. Close and lock the roof.
14. Restore utility power to the generator.
15. Push the ON/OFF Switch on the back of the generator to
the “ON” (I) position.
16. Set the generator mode to AUTO.
Replacing the Battery
1. Push the ON/OFF Switch on the back of the generator to
the “OFF” (0) position.
2. Remove utility power to the generator to de-energize the
battery charger.
3. Unlock and open the roof as described in theAccess
Panelssection of this manual.
4. Remove the battery panel.
5. Remove the 15 Amp fuse from the fuse holder located
behind the battery panel.
6. Disconnect the negative (-) cable at the battery.
7. Disconnect the positive (+) cable at the battery.
8. Remove the battery and install replacement battery.
 DON'T POLLUTE. CONSERVE RESOURCES.
RETURN USED BATTERY TO RECYCLING
COLLECTION CENTER.
9. Connect the positive (+) cable at the battery.
10. Connect the negative (-) cable at the battery.
11. Install the 15 Amp fuse into the fuse holder.
12. Install the battery panel.
13. Close and lock the roof.
14. Restore utility power to the generator.
15. Push the ON/OFF Switch on the back of the generator to
the “ON” (I) position.
16. Set the generator mode to AUTO.
Charging the Battery
If it is necessary to charge the battery, proceed as follows:
1. Push the ON/OFF Switch on the back of the generator to
the “OFF” (0) position.
2. Remove utility power to the generator to de-energize the
battery charger.
3. Unlock and open the roof as described in theAccess
Panelssection of this manual.
4. Remove the battery panel.
5. Remove the 15 Amp fuse from the fuse holder located
behind the battery panel.
6. Disconnect the negative (-) cable at the battery.
NOTICE Failure to disconnect negative battery cable
could result in equipment failure.DO NOT attempt to
jump start the generator.Damage to equipment resulting
from failure to follow this instruction will void engine and
generator warranty.
7. Charge battery with the battery charger at 2 Amps until
the battery holds 12 Volts. DO NOT exceed 13.7 volts
when charging the battery.
NOTICE DO NOT use a battery booster to quick charge a
low battery.
8. Connect the negative (-) cable at the battery.
9. Install the 15 Amp fuse into the fuse holder.
10. Install the battery panel.
11. Close and lock the roof.
12. Restore utility power to the generator.
13. Push the ON/OFF Switch on the back of the generator to
the “ON” (I) position.
14. Set the generator mode to AUTO.
Troubleshooting
The service alarm descriptions and their causes are listedin
the table of the "Alarms" section insidethe online"Operation
InstructionsGC1031GENSET Controller"manual(part
number80086364)
FCC Part 15 Information to User
Pursuant to part 15.21 of the FCC Rules, you are cautioned
that changes or modifications to the product not expressly
approved by Briggs & Stratton could void your authority to
operate the product.
This device complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This
device may not cause harmful interference, and (2) this
device must accept any interference received, including
interference that may cause undesired operation.
This equipment has been tested and found to comply with
the limits for a Class B digital device, pursuant to part 15
of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses
and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause
harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more
of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and
receiver.
• Connect the equipment into an outlet on a circuit
different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV
technician for help.
Not for 
Reproduction










