8A汽油机使用手册（8A gasoline engine use manual）.doc

8A汽油机使用手册（8A gasoline engine use manual） Use manual for type 8A gasoline engine Chapter 1 technical specifications of gasoline engines Type: 8 a Type: four cylinder, water cooling, double top mounted camshaft, 16 steam door mechanism, gear drive, roof type combustion chamber. EFI, open-loop control and closed-loop control of the electric control system type electric control fuel injection system. Flow control: speed density mode (d-j). Electronic ignition system ESA, blast sensor (w/KCS), idle speed control system ISC. Cylinder number: 4 Cylinder diameter X travel (mmXmm) : 78.7 X69.0 Air volume: 1.342 Compression ratio: 9.3 Idle speed (r/min) : 700 + / 50 Ignition timing: when idle speed on the check point in the first 10 + 2 ° (T terminal connected) Air inlet air intake (mm) : 0.02 + + 0.05 (cold) exhaust (mm) : 0.03 + + 0.05 Rated power (kW/r/min) (NET) 63/6000 Maximum torque (N.m/r/min) (NET) 110/5200 plus or minus 200 Total load minimum fuel consumption (g/kW. H) is less than 280 The fuel (SH0041) closed-loop control engine for fuel plate no. 90 (SH0041) must use unleaded petrol. Lubrication: pressure and splash compound Oil specification: SAE 10w-30 API quality level: above SG level Engine oil capacity (L) : 3.5 (dry filling) Cooling mode: forced circulation is cold Engine quality (Kg) : 111 or minus 2 (no starter, no water, no water, no running speed, clutch) External dimensions (long X wide X height) (mmXmmXmm) : 670X589X644 Idle emission CO (%) is less than or equal to 2.5 HC (PPM) 600 or less The second chapter mainly examines the project and the adjustment parameters Generator, water pump belt tightness: 98N pressure, new belt deflection 7 ~ 9mm, used belt deflection 11.5 ~ 13.5. Valve clearance (mm) : intake 0.02 + / - 0.05 (in the cold) the exhaust gas is 0.03 + + 0.05 Spark plug gap (mm) : 0.7 to 1.0 Idle speed (r/min) : 700 + 50 Ignition timing: idle speed (speed to 700 + 50 r/min), the top dead center in the first 10 + 2 ° (T terminal connected). Em