Generac Power Systems Recreational Vehicle Generator 5413 - Manual (Page 32)

Section 6
TROUBLESHOOTING FLOWCHARTS
Page 30
CLEAN AND REGAP OR
REPLACE SPARK PLUG
REPLACE
BAD
SWITCH
REPLACE
FUEL
PUMP
REPLACE
SOLENOID
REPLACE MAGNETOS
ADJUST OR REPAIR
ADJUST OR REPAIR
ADJUST VALVES
REPLENISH FUEL SUPPLY
O.K.
BAD
Problem 7 – Engine Cranks But Will Not Start (Gasoline Units)
(Overcrank Warning Code on SW1 LED – 3 Flashes)
BAD
BAD
BAD
BAD
REPAIR OR REPLACE
AS NECESSARY
BAD
BAD
BAD
GOOD
GOOD GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
GOOD
TEST 26 – CHECK
WIRE 14 POWER
SUPPLY
TEST 20 – CHECK
START-STOP
SWITCH
TEST 25 –
CHECK FUEL
SUPPLY
TEST 15 – CHECK
FUEL PUMP
OPERATION
TEST 28 –
CHECK FUEL
SOLENOID
TEST 29 –
CHECK
IGNITION
SPARK TEST 30 –
CHECK SPARK
PLUGS
TEST 34 – CHECK
CHOKE
SOLENOID
TEST 32 – CHECK
VALVE
ADJUSTMENT
TEST 35 – CHECK
ENGINE / CYLINDER
LEAK DOWN TEST /
COMPRESSION TEST
CHECK
FLYWHEEL KEY
– SEE TEST 31
ON PAGE 57
TEST 33 – CHECK
CARBURETION
LOW FUEL
WEAK SPARK / NO SPARK /
INTERMITTENT SPARK
NO START
REPLACE
PRINTED CIRCUIT
BOARD
TEST 31 – CHECK
AND ADJUST
IGNITION
MAGNETOS