Generac Power Systems Recreational Vehicle Generator 5413 - Manual (Page 34)

Section 6
TROUBLESHOOTING FLOWCHARTS
Page 32
ADJUST, REPAIR OR
REPLACE AS
NECESSARY
REPLACE MAGNETOS
GOOD
Problem 8 – Engine Starts Hard and Runs Rough (Gasoline Units)
BAD
BAD
BAD
BAD
BAD
BAD
GOOD
GOOD GOOD
GOOD
GOOD GOOD
GOOD
TEST 25 –
CHECK
FUEL
SUPPLY
LOW FUEL ENGINE MISS IS APPARENT
TEST 29 –
CHECK
IGNITION
SPARK
TEST 30 –
CHECK
SPARK
PLUGS
CLEAN AND REGAP OR
REPLACE SPARK PLUG
ENGINE RUNS O.K. NOW
STOP TESTS
REPAIR OR REPLACE
AS NECESSARY
REPAIR OR REPLACE
ADJUST VALVES
REPLENISH
FUEL
SUPPLY
TEST 31 – CHECK
AND ADJUST
IGNITION
MAGNETOS
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
TEST 40 – TEST
CHOKE HEATER