Specifications; Generator Specifications: 12Kw; Engine Specifications - Briggs & Stratton FORTRESS Series Installation And Operation Manual

Loss of power on circuits.
Unit will not exercise.
Excessive Vibration
Odor of fuel
Utility power returns, unit does not stop
Possible issues in MANUAL MODE
Possible issues in AUTO MODE
Possible issues with Electronic Governing

Specifications

Generator Specifications: 12kW

Rated Maximum Load Current* (at
25°C/77°F, LP)*: at 240 Volts
Rated AC Voltage
Phase
Rated Frequency
Generator Breaker
Normal Operating Range
Output Sound Level
Shipping Weight
* Natural gas rating will depend on specific fuel but typical
derates are between 10 to 20% of the LP gas rating.

Engine Specifications

Displacement
Bore
Stroke
Spark Plug Gap
Spark Plug Torque
Armature Air Gap
Intake Valve Clearance
Exhaust Valve Clearance
Oil Type
1. Generator circuit breaker is open.
2. Transfer switch problems.
1. Control board not set to AUTO.
2. Exercise timer not set or set to OFF.
3. Unit date and time not set.
4. Failed battery.
5. 15 Amp fuse missing or blown.
1. Loose mechanical fastener.
1. Fuel leak.
1. Blown fuses in transfer switch.
2. 5 minute cool down not lapsed.
3. Poor wire connection or defective
controllers.
See Table 7 (Common faults and
their remedial actions) inside the
online "Operation Instructions GC1031 GENSET
Controller" manual (part number 80086364).
See Table 7 (Common faults and
their remedial actions) inside the
online "Operation Instructions GC1031 GENSET
Controller" manual (part number 80086364).
See Table 7 (Common faults and
their remedial actions) inside the
online "Operation Instructions GC1031 GENSET
Controller" manual (part number 80086364).
50 Amps
120/240 Volts
Single phase
60 Hertz
60 Amp
-20°F (-28.8°C) to 104°F (40°C)
72.3 dB(A) at 23 ft. (7 m) at normal
load
318 lb (144 kg)
38.26 ci. (627 cc)
2.972 in. (75.5 mm)
2.756 in. (70 mm)
0.020 in. (0.51 mm)
180 lb-in. (20 Nm)
0.008 - 0.012 in. (0.20 - 0.30 mm)
0.004 - 0.006 in. (0.10 - 0.15 mm)
0.007 - 0.009 in. (0.18 - 0.23 mm)
5W30 Synthetic
1. Reset circuit breaker.
2. See transfer switch manual.
1. Push AUTO button on control board.
2. Set exercise timer.
3. Set unit date and time.
4. Replace the battery.
5. Install a (new) 15 Amp fuse. See System
Control Board.
1. Check and repair or contact local service
facility.
1. Turn off manual shutoff fuel valve. Contact
local service facility.
1. Install (new) fuses.
2. Wait 5 minutes.
3. Check, repair or contact local service
facility.
Oil Capacity (with filter) 42 - 45 oz. (1.24 - 1.33 L)
35