Problem 15 - Engine Cranks But Will Not Start (220/410/530Cc Non-Efi Engines) - Generac Power Systems XT-EFI Series Manual

Section 5 Engine Diagnostic Tests
Problem 15 – Engine Cranks But Will Not Start (220/410/530cc Non-EFI Engines)
CHECK
FUEL
GOOD
SUPPLY
REPLENISH
FUEL
SUPPLY
TEST 22 –
CHECK
CARBURETION
BAD
REPAIR
OR
REPLACE
GOOD
TEST 24 –
CHECK VALVE
ADJUSTMENT
BAD
TEST 25 – CHECK ENGINE /
CYLINDER LEAK DOWN TEST /
ADJUST AND
RE-TEST
REPAIR OR REPLACE AS NECESSARY
REFER TO ENGINE SERVICE MANUAL
P/N 0C1103A FOR FURTHER ENGINE
SERVICE INFORMATION
24
CHECK FUEL
SHUTOFF
GOOD
VALVE
OFF
TURN
ON
TEST 21 –
CHECK SPARK
GOOD
REPLACE MAGNETO
GOOD
COMPRESSION TEST
BAD
PULL CHOKE
FULL OUT
PULL OUT
PLUG
BAD
REPLACE
TEST 27 –
GOOD
CHECK
FLYWHEEL
BAD
REPLACE
GOOD
TEST 27 –
CHECK
FLYWHEEL KEY
TEST 20 –
FULL OUT
CHECK
SPARK
GOOD
TEST 28 – REMOVE
NO
WIRE 18 /
SPARK
SHUTDOWN LEAD
TEST 17 – TEST
BAD
START-RUN-STOP
REPLACE
"PROBLEM 24"
Diagnostic Repair Manual
BAD
SPARK
SWITCH
GOOD
GO TO