TROUBLESHOOTING AND ELECTRICAL SYSTEM: FE400, KEY-START ENGINE
Troubleshooting Guide
Page 11-2
2006-2010 Turf/Carryall 272/472 and XRT 1200/1200 SE Maintenance and Service Manual
11
Engine turns but fails to start.
Fuel tank is empty
Fuel line or filters clogged
Fouled spark plug
Spark plug wire damaged or loose
Loose wire connection at ignition coil or
RPM limiter
Section 11 – Troubleshooting and
Electrical System: FE400, Key-Start
Engine, Test Procedures 14, 15, and 16
Engine flooded with fuel as result of
excess choking
See Owner’s Manual, Controls and
Indicators. See Choke.
Fuel pump malfunction or failure
Ignition coil or RPM limiter failed
Section 11 – Troubleshooting and
Electrical System: FE400, Key-Start
Engine, Test Procedures 14, 15, and 16
Kill circuit grounded
Section 11 – Troubleshooting and
Electrical System: FE400, Key-Start
Engine, Test Procedures 14, 15, and 16
Engine overheats.
Fan screen is partially blocked or plugged
See the Engines and Transaxles manual
(CC P/N 102396501)
Governor is improperly adjusted
Carburetor is too lean; check main jet size
Engine pre-ignites.
Excessive carbon deposits on piston head
or in combustion chamber
See the Engines and Transaxles manual
(CC P/N 102396501)
Spark plug heat range is incorrect
Unsuitable or contaminated fuel
Loss of engine power.
Exhaust valve is restricted with carbon
deposit
See the Engines and Transaxles manual
(CC P/N 102396501)
Muffler or exhaust pipe restricted with
carbon or other substance
Ignition coil failed
Section 11 – Troubleshooting and
Electrical System: FE400, Key-Start
Engine, Test Procedures 14, 15, and 16
Air filter is dirty or clogged
Governor is improperly adjusted
Throttle linkage out of adjustment
Low cylinder compression
Spark plug failed
Restricted fuel flow
Torque converter is not backshifting
properly
Spark plug fouls repeatedly.
Incorrect plug
Unsuitable fuel, or incorrect (rich) fuel
mixture
Spark plug wire is damaged
Dirt entering combustion chamber
Troubleshooting Guide continued on next page...
TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSES
REFER TO
Содержание CARRYALL 272
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