Generac Power Systems 7 kW NG Portable Generator User Manual


 
SECTION 4.3
TROUBLESHOOTING FLOW CHARTS
Page 121
BAD
NO SIGNAL
REPAIR OR
REPLACE
BAD
PROCEED TO PROBLEM 16
PROCEED TO PROBLEMS 10-13
CHECK INSTALLATION FOR
PROPER AIRFLOW OR
REPLACE DEFECTIVE SWITCH
REPAIR LINKAGE IF BINDING.
CHECK THROTTLE OPERATION.
REFER TO ENGINE SERVICE
MANUAL
TEST
15 –
CHECK
AND ADJUST
ENGINE GOVERNOR
TEST
16 –
CHECK
STEPPER MOTOR
CONTROL
TEST
78 –
CHECK
WIRE 18
CONTINUITY
TEST 14 - CHECK
AC OUTPUT
FREQUENCY
CHECK FAULT LIGHTS
BAD
BAD
Problem 19 – Shutdown Alarm/Fault Occured
TEST 75 – CHECK OIL
PRESSURE SWITCH
AND WIRE 86
TEST 76 – CHECK HIGH
OIL TEMPERATURE
SWITCH
LOW OIL
LOW BATTERY
HIGH TEMP
OVERSPEED
NO RPM
SENSE
OVERCRANK
SINGLE CYLINDER UNITS
V-TWIN UNITS
REPAIR OR
REPLACE
TEST 70 –
CHECK FOR
IGNITION
SPARK
TEST 74 – CHECK
IGNITION
MAGNETOS
TEST 73 – CHECK
SHUTDOWN
WIRE
BAD
REPAIR OR
REPLACE SHORTED
WIRE 18 OR CIRCUIT
BOARD
GOOD
GOOD
OR
BAD
GOOD
DC CONTROL
PART 4