BMW 3 series E30

Since 1983-1994 of release

Repair and car operation

+ 1. The maintenance instruction
+ 2. Maintenance service
- 3. The engine
   - 3.1.2. Specifications
      3.1.3. Kinds of the repair work which is carried out without dismantle of the engine
      3.1.4. An order of installation of the piston of 1st cylinder in ВМТ a compression step
      3.1.5. A cover of a head of cylinders
      3.1.6. A soaking up collector
      3.1.7. A final collector
      3.1.8. Covers of a chain of a drive of a cam-shaft (engine M10)
      3.1.9. A chain and asterisks (engine M10)
      3.1.10. Covers of a gear belt (engines M20 and М40)
      3.1.11. A gear belt and cam-shaft asterisks (engines M20 and М40)
      3.1.12. Forward epiploons
      3.1.13. A head of cylinders
      3.1.14. The pallet
      3.1.15. The oil pump
      3.1.16. A flywheel (a leading disk)
      3.1.17. A back epiploon коленвала
      3.1.18. Engine mount details
   + 3.2. Dismantle and engine major repairs
   + 3.3. An engine electric equipment
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
+ 7. An exhaust system
+ 8. Transmissions
+ 9. Coupling
+ 10. Brake system
+ 11. A running gear
+ 12. A body
+ 13. An electric equipment
+ 14. A good advice

3.1.7. A final collector

Removal and installation

1. Disconnect the battery from weight.
2. Remove the air filter (if the filter is mounted over a collector) and the gauge of speed of a stream.
3. Disconnect wires from свеч and take aside.
4. Designate, disconnect and take aside all wires and hoses which complicate access to a collector. Disconnect wires from the oxygen gauge (if it is provided).

5. Lift a forward part of the car and establish on supports. Working under the car, disconnect a forward exhaust pipe. Disconnect nuts of fastening of a forward exhaust pipe (engine M20 – drawing at the left) and a flange of a forward exhaust pipe (engine M40 – drawing on the right).
6. Lower the car and turn away bolts and collector nuts, having begun with periphery and being displaced to the centre. Moisten fastenings by a getting liquid.
7. Remove a final collector, having taken measures to damaging the gauge of oxygen (engine M40).
8. Remove linings of a final collector (engine M40).
9. Remove linings of a forward exhaust pipe to a collector.
10. Clear a collector of the consolidation rests, check up a condition of carvings of hairpins of a collector.
11. Check up presence on a collector of cracks, коробления a plane and other damages. The damaged collector repair or it is ground or replace.
12. Establish a collector upside-down, having replaced a lining. Tighten bolts and nuts, tighten them with the set moment, being displaced from the centre to periphery.