Daewoo Nexia

since 1994 of release

Repair and car operation



Deu Neksiya
+ Maintenance instruction
+ Maintenance
+ Engine
- 3. Engine (two top camshafts)
   3.2. General description
   3.3. Operation of hydraulic jacks of gaps
   3.4. Greasing system
   3.5. Maintenance and repair
   3.6. Compression check
   3.7. Dismantle and engine installation assembled
   3.8. Maple belt
   3.9. Engine support
   3.10. Inlet collector and laying
   3.11. Final collector and laying
   3.12. Cover of the klapanny mechanism and laying
   3.13. Pulley of a cranked shaft
   3.14. Forward cover of a gear belt
   3.15. Gear belt
   3.16. Natyazhitel of a gear belt
   3.17. Camshaft cogwheel
   3.18. Cogwheel of a cranked shaft
   3.19. Back cover of a gear belt
   3.20. Forward consolidation of a cranked shaft
   3.21. Camshaft. Hydrojacks of gaps of valves
   3.22. Head of the block of cylinders
   3.23. Repair of a head of the block of cylinders
   3.24. Klapannye of a spring. Consolidations of cores of valves
   3.25. Dismantle of valves
   3.26. Directing plugs of valves
   3.27. Expansion of openings of plugs
   3.28. Valves
   3.29. Klapannye of a spring
   3.30. Saddles of valves
   3.31. Oil pallet
   3.32. A reception branch pipe with the oil filter
   3.33. Oil pump
   3.34. Repair of the oil pump
   3.35. Pistons and rods
   3.36. Flywheel. Back consolidation of a cranked shaft
   3.37. Cranked shaft
   3.38. Rods and radical bearings
   3.39. Replacement of loose leaves
   3.40. Piston fingers and rings
   3.41. Block of cylinders
   3.42. Installation of pistons
   3.43. Disk balancing with a gear wreath
   3.44. Repair of carving openings
   3.45. Diagnostics of malfunctions
+ cooling System
+ Toplevnaya and exhaust systems
+ Electric chain
+ 7. Ignition system
+ 8. Electronic control unit and sensors
+ Transmission
+ 10. Five-speed transmission and main RPO MM5 broadcast
+ 11. Automatic Transmission
+ Steering
+ Running gear
+ 14. Forward suspension bracket
+ 15. Drive of forward wheels
+ 16. Back suspension bracket
+ Brake system
+ Body
+ Heating, ventilation
+ Electric equipment


8128da4b https://rudiplomse.com .



3. Engine (two top camshafts)

3.1. Technical characteristics

GENERAL INFORMATION

General characteristics

Engine type
Ryadny, 4-cylinder
Working volume
1498 cubic cm (1,5л)
Diameter of the cylinder
76,5 mm
Piston stroke
81,5 mm
Extent of compression
9,2
Operating procedure of cylinders
1–3–4–2

Cylinders

Diameter of the cylinder
76,495-76,505 mm
Admissible ovality
0,013 mm
Admissible konusnost
0,013 mm
Admissible konusnost in the plane of rotation of a crank
0,02 mm

Pistons

Diameter
76,465-76,475 mm
Gap between the piston and the cylinder
0,02-0,04 mm

Piston rings

Gaps in the lock:
– top kompressionny ring
0,3-0,5 mm
 – bottom kompressionny ring
0,3-0,5 mm
Ring gap in a flute:
– top kompressionny ring
0,060-0,092 mm
– bottom kompressionny ring
0,050-0,082 mm

Piston fingers

Diameter
17,990-17,995 mm
Finger gap in the piston
0,01-0,02 mm
Finger landing in a rod head
The dense

Camshafts

Lifting of the inlet valve
8,5 mm
Lifting of the final valve
8,5 mm
Axial gap of a shaft
0,04-0,06 mm
Diameters of necks of a shaft:
– the 1st
29,935-29,950 mm
– 2nd
26,935-26,950 mm
– 3rd
26,935-26,950 mm
– 4th
26,935-26,950 mm
– the 5th
26,935-26,950 mm
Diameters of openings of bearings:
– the 1st
30,000-30.021 mm
– the 2nd
27,000-27,021 mm
– the 3rd
27,000-27,021 mm
– the 4th
27,000-27,021 mm
– the 5th
27,000-27,021 mm
Gaps in bearings
0,050-0,086 mm

Cranked shaft

Radical necks:
– diameter
54,980-54,997 mm
– admissible konusnost
0,005 mm
– admissible ovality
0,004 mm
Radical bearings:
– gaps
0,015-0,040 mm
Axial gap of a shaft
0,070-0,32 mm
Shatunnye of a neck:
– diameter
42,971-42.987 mm
– admissible konusnost
0,005 mm
– admissible ovality
0,004 mm
Gaps in shatunny bearings
0,019-0,063 mm
Lateral gap in a rod the bearing
0,070-0,242 mm

Klapanny mechanism

Jacks of gaps
The hydraulic
Corner of a facet of valves (all valves)
45 °
Corner of a facet of saddles (all saddles)
45 °
Admissible not coaxiality of a saddle and plug
0,05 mm
Admissible not coaxiality of a facet of the valve
0,015 mm
Width of a saddle
1,2-1,6 mm
Directing plugs:
– internal diameter
6 00 – 6,02 mm
Diameters of cores of valves:
– the final
5,955-5,970 mm
– the inlet
5,935-5,950 mm
Gaps of valves in plugs:
– inlet valve
0,030-0,065 mm
– final valve
0,050-0,085 mm
Effort/length of klapanny springs:
– at the open valve
556,5-603,5 N/23 of mm
– at the closed valve
247-273 N/32 of mm

Oil pump

Lateral gap in gearing of gear wheels
0,10-0,20 mm
Radial gap of a gear wheel with internal gearing in the case
0,11-0,19 mm
Radial gap of a gear wheel with internal gearing in interface to a segment
0,40-0,50 mm
Radial gap of a gear wheel with external gearing in interface to a segment
0,35-0,40 mm
Face gap
0,030-0,10 mm
Depth of a nest of gear wheels
10,03-10,08 mm
Diameter of nests of gear wheels:
– with external gearing
41,00-41,025 mm
– with internal gearing
82,07-82,15 mm
Diameter of gear wheels:
– with external gearing
40,95-40,975 mm
– with internal gearing
81,910-81,964 mm

Moments of an inhaling of carving connections

Bolts of a cover of the klapanny mechanism
8 Nanometers
Bolts of a head of cylinders
20 Nanometers +65 ° +65 ° +65 °
(after engine test)
30 ° – 40 °
Nuts of the final pipeline
22 Nanometers
Nuts of fastening of a dual exhaust pipe
25 Nanometers
Bolt of a natyazhitel of a belt
25 Nanometers
Bolt of a cogwheel of a cam-shaft
60 Nanometers
Bolts of a forward cover of a belt
8 Nanometers
Bottom bolt of an arm of the inlet pipeline
40 Nanometers
Top bolts of an arm of the inlet pipeline
25 Nanometers
Nuts and bolts of the inlet pipeline
25 Nanometers
Flywheel bolts
35 Nanometers + 30 °–45 °
Bolts of the oil pallet
5 Nanometers
Drain oil stopper
45 Nanometers
Bolt of a pulley of a cranked shaft
55 Nanometers
Bolt of fastening of the water pump
8 Nanometers
Bolts of covers of shatunny bearings
25 Nanometers + 30 °