GENERAL INFORMATION
- 37 -
7. Clogged air filter.
8. Intake pipe air leak.
9. Plugged exhaust system. Check the silencer or muffler, especially if the utility terrain vehicle was
just returned from storage.
10. Faulty ignition system component.
Engine Backfires, Cuts Out or Misfires During Acceleration
A backfire occurs when fuel is burned or ignited in the exhaust system.
1. A lean air/fuel mixture can cause these engine performance problems. Check for the following
conditions:
a. Incorrect float level adjustment.
b. Plugged pilot jet or pilot system.
2. Faulty accelerator pump.
3. Loose exhaust pipe-to-cylinder head connection.
4. Intake air leak.
5. Incorrect ignition timing or a damaged ignition system can cause these conditions. Perform the Peak
Voltage Tests to isolate the damaged ignition system component. Check the ignition timing as
described.
NOTE
The ignition timing is controlled by the ICM and
cannot be adjusted. However, checking the ignition
timing can be used to diagnose problems.
6. Check the following engine components:
a. Broken valve springs.
b. Stuck or leaking valves.
c. Worn or damaged camshaft lobes.
d. Incorrect valve timing due to incorrect camshaft installation or a mechanical failure.
The Engine Is Not Idling Or Cannot Idle Stably
If the engine backfires when the throttle is released, check the following:
1. Lean throttle pilot system.
2. Loose exhaust pipe-to-cylinder head connection.
3. Faulty ignition system component.
4. Check the following engine components:
a. Broken valve springs.
b. Stuck or leaking valves.
c. Worn or damaged camshaft lobes.
d. Incorrect valve timing due to incorrect camshaft installation or a mechanical failure.
Poor Fuel Mileage
1. Clogged fuel system.
2. Dirty or clogged air filter.
Содержание HS800UTV 2014
Страница 91: ...SPECIFICATIONS 79 HYDROGRAPHIC CHART Hydrographic chart Pressure ...
Страница 92: ...SPECIFICATIONS 80 LUBRICATION OIL WAY LUBRICATION OIL WAY Pressure splashing oil ...
Страница 165: ...ENGINE 153 No Part Name Qty Remarks 12 Oil pressure sensor 1 For installation reverse the removal procedure ...
Страница 208: ...CHASSIS 196 No Part Name Qty Remarks 11 Pad spring 2 12 Brake pad holding bolt 4 13 Hexagon flange bolt M10 1 25 22 8 ...
Страница 216: ...CHASSIS 204 No Part Name Qty Remarks 11 Pad spring 2 12 Brake pad holding bolt 4 13 Hexagon flange bolt M10 1 25 22 8 ...
Страница 278: ...CHASSIS 266 No Part Name Qty Remarks 19 Impeller 1 20 Cover water pump 1 21 Clip 1 22 Water pipe 1 ...
Страница 289: ...CHASSIS 277 Fuel tank cap Remove the fuel tank cap by turning it counterclockwise ...
Страница 353: ......
Страница 354: ......
Страница 355: ......
Страница 356: ......
Страница 357: ......
Страница 358: ......
Страница 359: ......
Страница 360: ......
Страница 361: ......