5.1. ZMZ-4025,-4026 engines

Case details of the engine
Krivoshipno-shatunny mechanism
Gas-distributing mechanism
Engine lubrication system
System of ventilation of a case
Cooling system
Power supply system
System of recirculation of the fulfilled gases
System of production of the fulfilled gases
Engine mount
Features of maintenance of the engine
Diagnostics of technical condition of the engine and its possible malfunctions
Possible malfunctions of the engine
Repair of the engine 




Fig. 4.1. Engines of fashion. ZMZ-4025 and ZMZ-4026 (look on the left side): 1 — a starter; 2 — the traction relay; 3 — an oil pipeline; 4 — the fuel pump; 5 — an engine support arm; 6 — the sensor of emergency pressure of oil; 7 — an oil filter; 8 — a pulley of a bent shaft; 9 — a pulley of the water pump; 10 — a branch pipe of the water pump; 11 — the thermostat case; 12 — the sensor of the index of temperature of cooling liquid; 13 — the filter of thin purification of fuel; 14 — the sensor of the index of pressure of oil; 15 — a spark plug; 16 — the ignition sensor distributor; 17 — a cover of pushers; 18 — the drive of the distributor of ignition and the oil pump; 19 — the index of level of oil (probe)




Fig. 4.2. Engines of fashion. ZMZ-4025 and ZMZ-4026 (look on the right side): 1 — an engine support arm; 2 — a final collector; 3 — an oil case; 4 — the crane of discharge of cooling liquid; 5 — a cylinder block head; 6 — an inlet pipe; 7 — the carburetor; 8 — a stopper of an oil-filling mouth; 9 — a cover of yokes; 10 — the generator




The general view of engines is shown in fig. 4.1, 4.2.

Fig. 4.3. Cross-section of engines of fashion. ZMZ-4025 and ZMZ-4026: 1 — the oil pump; 2 — an oil case; 3 — an oil discharge stopper; 4 — a cover of the radical bearing; 5 — a rod cover; 6 — a bent shaft; 7 — a rod; 8 — the piston; 9 — a cylinder sleeve; 10 — a final collector; 11 — an inlet pipe; 12 — the directing valve plug; 13 — the valve; 14 — an oil separator of system of ventilation of a case; 15 — a cover of yokes; 16 — a valve yoke; 17 — an axis of yokes; 18 — a pusher bar; 19 — the ignition distributor; 20 — the distributor drive; 21 — a pusher; 22 — the camshaft; 23 — a starter




The cross-section of engines is shown in fig. 4.3.