throttle valve. Figure 5.3.3 Disconnect cylinder II nozzle and cylinder Use key to open and remove fuel tank ① ②. head Remove two fastening screws in the front of fuel tank. temperature sensor wire group plug-in, separating it from cylinder head. Tool: 8mm sleeve Figure 5.3.6 Pull out high voltage cap of cylinder I ⑦ ignition coil, separating it from engine. Figure 5.3.4 Loosen two clamps at one side of air inlet Remove ear clamp of fuel outlet pipe of fuel ③ pipe of throttle valve and remove throttle pump before removing fuel pipe. valve combination Remove six screws and fuel pump assembly ④. ⑧. Remove four screws, support plate of rear storage ⑤ Pull out high voltage cap of cylinder II ⑨ box and fuel tank assembly ⑥. ignition coil, separating it from engine. Tool: 8mm sleeve, sharp-nose pliers Tool: flat screwdriver Note: ear clamp should not be used repeatedly; Available overhaul: new clamp should be used upon installation. Replace and conduct maintenance of When pulling out fuel pipe, attention should be spark plug paid to pressure inside fuel pipe, splash measures should be taken and vessel should be Figure 5.3.3 prepared to discharge fuel inside fuel pipe in advance. Figure 5.3.4 Throttle valve combination Figure 5.3.5 Figure 5.3.5 Disconnect throttle valve position sensor and air Figure 5.3.6 inlet pressure sensor plug-in, separating it from
Figure 5.3.3 Use key ① to open and remove fuel tank ②. Remove two fastening screws in the front of fuel tank. Tool: 8mm sleeve Figure 5.3.4 Remove ear clamp ③ of fuel outlet pipe of fuel pump before removing fuel pipe. Remove six screws and fuel pump assembly ④. Remove four screws, support plate ⑤ of rear storage box and fuel tank assembly ⑥. Tool: 8mm sleeve, sharp-nose pliers Note: ear clamp should not be used repeatedly; new clamp should be used upon installation. When pulling out fuel pipe, attention should be paid to pressure inside fuel pipe, splash measures should be taken and vessel should be prepared to discharge fuel inside fuel pipe in advance. Throttle valve combination Figure 5.3.5 Disconnect throttle valve position sensor and air inlet pressure sensor plug-in, separating it from throttle valve. Disconnect cylinder II nozzle and cylinder head temperature sensor wire group plug-in, separating it from cylinder head. Figure 5.3.6 Pull out high voltage cap ⑦ of cylinder I ignition coil, separating it from engine. Loosen two clamps at one side of air inlet pipe of throttle valve and remove throttle valve combination ⑧. Pull out high voltage cap ⑨ of cylinder II ignition coil, separating it from engine. Tool: flat screwdriver Available overhaul: Replace and conduct maintenance of spark plug Figure 5.3.3 Figure 5.3.4 Figure 5.3.5 Figure 5.3.6
ATV800%20service%20manual2015.12-%3f%3f.docx