GAS a 2705/gazelleГАЗ-2705, ГАЗ-2705 "Kombi"
+ 1. Car nameplate data
2. Specifications and characteristics of cars
3. Controls and devices
- 4. The engine
+ Engines ZMZ-4025,-4026
- Engines UMZ-4215S *, УМЗ-42150*
Head of cylinders
The krivoshipno-shatunnyj mechanism
The gazoraspredelitelnyj mechanism
Ventilation system картера, a depression regulator
The power supply system
System рециркуляции the fulfilled gases
System of release of the fulfilled gases
Diagnostics of a technical condition of the engine. Possible malfunctions of the engine
+ Engines ZMZ-4061, ЗМЗ-4063
+ 5. Transmission
+ 6. A running gear
+ 7. A steering
+ 8. Brake system
+ 9. An electric equipment
+ 10. A car body
+ 11. Car maintenance service
"Gazelle" Gas-2705>> The engine>> Engines UMZ-4215S *, УМЗ-42150*>> Head of cylinders
The head is cast from aluminium alloy АК6М2. There are additional racks of fastening of an axis коромысел. On plugs of all valves sealing caps from rubber on a basis фторкаучука are established.
Uniform and dense прилегания heads of cylinders to the block should be made a tightening of nuts of fastening for maintenance on the cold engine in certain sequence (fig. 4.34 see). The inhaling is necessary for conducting динамометрическим a key in two stages: the first — preliminary, with smaller effort; the second — it is definitive, tightening nuts in regular intervals the moment 88,3—93,2 Н·м (9,0—9,4 кгс·м).
After a tightening of nuts of fastening thermal backlashes between valves and коромыслами are necessarily checked.