CAC Gasoline Engine Maintenance And Servicing Manual
3
Catalogue
Int ro duct io n…… ………… …………… …… ……………… …………… ………… ……1
Engine configuration view and sectional view……………………………………………3
Main engine technical indexes and operation parameters………………………………11
Engine structural features………………………………………………………………13
Engine service……………………………………………………………………………15
Engine removal and assembly procedure………………………………………………17
[1]、Positioning no.1 cylinder top dead center (compression) …………………………17
[2]、Upper and lower timing gear cover assemblies removal and installation………18
[3]、Crankshaft pulley removal and installation………………………………………18
[4]、Valve cover and seal gasket removal and installation……………………………19
[5]、Timing belt removal, installation and adjustment…………………………………20
[6]、Tension pulley, crankshaft gear and camshaft gear removal, check and installation22
[7]、Camshaft oil seal removal and installation…………………………………………23
[8]、Valve mechanism and cylinder head removal, check and installation……………24
[9]、Piston and connecting rod assembly removal and installation……………………33
[10]、Flywheel assembly and rear oil seal bracket assembly removal and installation…36
[11]、Crankshaft, crankshaft thrust washer, bearing bushing and main bearing capremoval and
i n s t a l l a t i o n … … … … … … … … … … … … … … … … … … … … … … … … … … 3 8
[12]、Oil baffle assembly removal and installation……………………………………41
[13]、Engine oiling system………………………………………………………………42
[14]、Engine cooling system……………………………………………………………49
[15]、Engine air intake and exhaust system……………………………………………53
[16]、Engine crankcase ventilation system……………………………………………58
[17]、Engine fuel supply system………………………………………………………62
Carburetor engine malfunction , cause and correction…………………………………67
CAC480MEngine single-point electric control injection system………………………74
[1]、 Ge ne ra l… …… …… ……… …… …… ……… …… …… …… …… …… …………7 4
[2]、Operation theory … … … … … … … … … … … … … … … … … … … … … … … … … 7 5
[3]、Wir ing diagram……………………………………………………………………95
[4]、Syst e m s ervice……………………… ……………………………………………97
[5]、Malfunction, cause and correction………………………………………………102
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