TROUBLESHOOTING AND ELECTRICAL SYSTEM: 850 GAS
Troubleshooting Guide
2007-2008 XRT 800, 810 and 850 Maintenance and Service Manual
Page 12-3
12
Loss of engine power.
Exhaust valve is restricted with carbon
deposit
Section 15 – Engine
Muffler or exhaust pipe restricted with
carbon or other substance
Section 17 – Exhaust System: Gasoline
Vehicles
Ignition coil failed
Section 12 – Troubleshooting and
Electrical System: 850 Gas
Test Procedures 13, 14, and 15
Air filter is dirty or clogged
Section 16 – Fuel System: Gasoline
Vehicle
Governor is improperly adjusted
Section 16 – Fuel System: Gasoline
Vehicle
Loss of engine power, continued.
Throttle linkage out of adjustment
Section 16 – Fuel System: Gasoline
Vehicle
Low cylinder compression
Section 15 – Engine
Spark plug failed
Section 15 – Engine
Restricted fuel flow
Section 16 – Fuel System: Gasoline
Vehicle
Torque converter is not backshifting
properly
Section 20 – Torque Converter: Gasoline
Vehicle
Spark plug fouls repeatedly.
Incorrect plug
Section 15 – Engine
Spark plug wire is damaged
Section 15 – Engine
Unsuitable fuel, or incorrect (rich) fuel
mixture
Section 16 – Fuel System: Gasoline
Vehicle
Ignition coil failed
Section 12 – Troubleshooting and
Electrical System: 850 Gas
Test Procedures 13, 14, and 15
Dirt entering combustion chamber
Check intake system for leaks.
Section 16 – Fuel System: Gasoline
Vehicle
Rings are heavily worn, low cylinder
pressure
Section 15 – Engine
Carburetor floods.
Inlet valve or seat is leaking,
dirty, worn, or damaged
Section 16 – Fuel System: Gasoline
Vehicle
Float is damaged and filled with fuel
Section 16 – Fuel System: Gasoline
Vehicle
Float needle valve not functioning
properly
Section 16 – Fuel System: Gasoline
Vehicle
Carburetor vent is clogged
Section 16 – Fuel System: Gasoline
Vehicle
Troubleshooting Guide continued on next page...
TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSES
CORRECTIVE ACTION
Summary of Contents for 2007 XRT 800
Page 2: ......
Page 20: ...1 ...
Page 30: ...3 ...
Page 50: ...4 ...
Page 70: ...5 ...
Page 114: ...9 ...
Page 326: ......
Page 348: ......
Page 400: ...21 ...
Page 438: ...23 ...
Page 456: ...25 ...
Page 472: ...26 ...
Page 488: ...27 ...
Page 500: ...28 ...
Page 504: ...29 ...
Page 514: ......
Page 515: ......