Generac Power Systems Recreational Vehicle Generator 5413 - Manual (Page 33)

Section 6
TROUBLESHOOTING FLOWCHARTS
Page 31
CLEAN AND REGAP OR
REPLACE SPARK PLUG
REPLACE
BAD
SWITCH
REPAIR OR
REPLACE
REPLACE MAGNETOS
ADJUST VALVES
REPLENISH FUEL SUPPLY
O.K.
Problem 7 – Engine Cranks But Will Not Start (LP Units)
(Overcrank Warning Code on SW1 LED – 3 Flashes)
BAD
BAD
BAD
REPAIR OR REPLACE
AS NECESSARY
BAD
BAD
BAD
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 41 – CHECK
LPG FUEL
SOLENOID
TEST 29 –
CHECK
IGNITION
SPARK
TEST 31 – CHECK
AND ADJUST
IGNITION
MAGNETOS
TEST 30 –
CHECK SPARK
PLUG
TEST 32 – CHECK
VALVE
ADJUSTMENT
TEST 35 – CHECK
ENGINE / CYLINDER
LEAK DOWN TEST /
COMPRESSION TEST
CHECK
FLYWHEEL KEY
– SEE TEST 31
ON PAGE 57
LOW LP PRESSURE
WEAK SPARK / NO SPARK /
INTERMITTENT SPARK
NO START
REPLACE
PRINTED CIRCUIT
BOARD