Daewoo Nexia

Since 1994 of release

Repair and car operation

3.1. Technical characteristics

THE GENERAL DATA

General characteristics

Engine type	Рядный, 4-cylinder
Working volume	1498 cubic sm (1,5л)
Diameter of the cylinder	76,5 mm
Piston stroke	81,5 mm
Compression degree	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 конусность	0,013 mm
Admissible конусность in a plane of rotation of a crank	0,02 mm

Pistons

Diameter	76,465 – 76,475 mm
Backlash between the piston and the cylinder	0,02 – 0,04 mm

Piston rings

Backlashes in the lock:
– Top компрессионное a ring	0,3 – 0,5 mm
– Bottom компрессионное a ring	0,3 – 0,5 mm
Ring backlash in a flute:
– Top компрессионное a ring	0,060 – 0,092 mm
– Bottom компрессионное a ring	0,050 – 0,082 mm

Piston fingers

Diameter	17,990 – 17,995 mm
Finger backlash 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 backlash of a shaft	0,04 – 0,06 mm
Diameters of necks of a shaft:
– 1st	29,935 – 29,950 mm
– 2nd	26,935 – 26,950 mm
– 3rd	26,935 – 26,950 mm
– 4th	26,935 – 26,950 mm
– 5th	26,935 – 26,950 mm
Diameters of apertures of bearings:
– 1st	30,000 – 30.021 mm
– 2nd	27,000 – 27,021 mm
– 3rd	27,000 – 27,021 mm
– 4th	27,000 – 27,021 mm
– 5th	27,000 – 27,021 mm
Backlashes in bearings	0,050 – 0,086 mm

Cranked shaft

Radical necks:
– Diameter	54,980 – 54,997 mm
– Admissible конусность	0,005 mm
– Admissible ovality	0,004 mm
Radical bearings:
– Backlashes	0,015 – 0,040 mm
Axial backlash of a shaft	0,070 – 0,32 mm
Shatunnye necks:
– Diameter	42,971 – 42.987 mm
– Admissible конусность	0,005 mm
– Admissible ovality	0,004 mm
Backlashes in шатунных bearings	0,019 – 0,063 mm
Lateral backlash in шатунном the bearing	0,070 – 0,242 mm

The klapannyj mechanism

Jacks of backlashes	The hydraulic
Corner of a facet of valves (all valves)	45
Corner of a facet of saddles (all saddles)	45
Admissible несоосность saddles and plugs	0,05 mm
Admissible несоосность valve facets	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
Backlashes of valves in plugs:
– The inlet valve	0,030 – 0,065 mm
– The final valve	0,050 – 0,085 mm
Effort / length клапанных springs:
– At the open valve	556,5 – 603,5 Н/23 mm
– At the closed valve	247 – 273 Н/32 mm

The oil pump

Lateral backlash in gearing of gear wheels	0,10 – 0,20 mm
Radial backlash of a gear wheel with internal gearing in the case	0,11 – 0,19 mm
Radial backlash of a gear wheel with internal gearing in interface to a segment	0,40 – 0,50 mm
Radial backlash of a gear wheel with external gearing in interface to a segment	0,35 – 0,40 mm
Face backlash	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

The moments of an inhaling of carving connections

Cover bolts клапанного the 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 натяжителя a belt	25 Nanometers
Bolt of a cogwheel of a cam-shaft	60 Nanometers
Bolts of a forward cover of a belt	8 Nanometers
The bottom bolt of an arm of the inlet pipeline	40 Nanometers
The 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 шатунных bearings	25 Nanometers + 30