Generac Power Systems 13 kW NG

ENGINE/DC CONTROL
PART 4
Page 111
Section 4.4
Troubleshooting Flowcharts
BAD
REPLACE CHOKE
SOLENOID
CLEAN,
REGAP OR
REPLACE
REPLACE CONTROLLER
REPLACE FUEL SOLENOID
TEST 50 – CHECK
FUEL SUPPLY AND
PRESSURE
REPLACE FUEL
REGULATOR
TEST 55 –
CHECK FOR
IGNITION
SPARK
TEST 53 – CHECK
CHOKE SOLENOID
TEST 60 – CHECK
IGNITION
MAGNETOS
TEST 59 – CHECK
SHUTDOWN WIRE
TEST 63 –
CHECK AND
ADJUST VALVES
TEST 57 –
CHECK SPARK
PLUGS
TEST 58 –
CHECK ENGINE
COMPRESSION
TEST 52 – CHECK
FUEL SOLENOID
TEST 51 – CHECK
CONTROLLER
WIRE 14 OUTPUT
GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
BAD
BAD
BAD
BAD
BAD
BAD
BAD
BAD
BAD
BAD
REPAIR OR REPLACE
ADJUST OR
REPLACE
REPAIR OR
REPLACE SHORTED
WIRE 18 OR CIRCUIT
BOARD
CHECK
FLYWHEEL
KEY
REFER TO ENGINE
SERVICE MANUAL
FIND AND CORRECT
CAUSE OF NO FUEL
OR LOW PRESSURE
READJUST
Problem 16 – Engine Cranks but Will Not Start
CHECK AIR FILTER -
REPLACE AS NEEDED
TEST 12 – CHECK
STEPPER MOTOR
CONTROL