Section 6

TROUBLESHOOTING FLOWCHARTS

Problem 4 – Engine Overspeed Warning Code Flashing on SW1 LEd (4 Flashes)

TEST 2 – CHECk

STEPPER MOTOR

CONTROL

BAD

REPLACE

STEPPER MOTOR

GOOD

CHECk

WIRE 18A

BAD

REPAIR OR

REPLACE

GOOD

TEST 31 – CHECk &

ADjUST IGNITION

MAGNETOS

BAD

ADjUST, REPAIR OR

REPLACE

GOOD

REPLACE

PRINTED CIRCUIT

BOARD

Proble 5 – Priming Function Does Not Work (Gasoline Models)

 

TEST 14 – TRY

 

 

ENGINE

 

STILL

 

 

 

 

CRANKING

 

 

 

CRANKS

 

 

WON’T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

THE ENGINE

 

 

NORMALLY

 

PRIME

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WON’T CRANK

 

 

 

 

 

 

 

 

 

 

 

 

REPLACE BAD SWITCH

 

 

 

 

BAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GOOD

GO TO PROBLEM 6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TEST 20 – CHECK

START-STOP

SWITCH (SW1)

TEST 15 – CHECK

 

 

 

REPLACE FUEL PUMP

 

 

 

FUEL PUMP

 

BAD

 

 

 

IF DEFECTIVE

OPERATION

 

 

 

 

 

 

 

REPLACE

GOODPRINTED CIRCUIT

BOARD

Page 28

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Image 30
Generac Power Systems 5412, 5411, 5413, 5415, 5414, 5410 manual Proble 5 Priming Function Does Not Work Gasoline Models

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