Generac Power Systems 8 kW LP - Manual (Page 121)

Page 119
sEctioN 4.3
trouBlEsHootiNG floW cHarts
BAD
REPLACE CHOKE
SOLENOID
CLEAN,
REGAP OR
REPLACE
REPLACE CIRCUIT BOARD
REPLACE FUEL SOLENOID
TEST 66 – CHECK
FUEL SUPPLY AND
PRESSURE
REPLACE FUEL
REGULATOR
TEST 70 –
CHECK FOR
IGNITION
SPARK
TEST 69 – CHECK
CHOKE SOLENOID
TEST 74 – CHECK
IGNITION
MAGNETOS
TEST 73 – CHECK
SHUTDOWN WIRE
TEST 77 –
CHECK AND
ADJUST VALVES
TEST 71 –
CHECK SPARK
PLUGS
TEST 72 –
CHECK ENGINE
COMPRESSION
TEST 68 – CHECK
FUEL SOLENOID
TEST 67 – CHECK
CIRCUIT BOARD
WIRE 14 OUTPUT
GOOD
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 17 – Engine Cranks but Won’t Start
CHECK AIR FILTER -
REPLACE AS NEEDED
SINGLE CYLINDER UNITS
V-TWIN UNITS
TEST 16 – CHECK
STEPPER MOTOR
CONTROL
DC CONTROL Part 4