Hyundai Accent

Repair and car operation

Hyundai Accent
+ 1. Maintenance instruction
- 2. Engine
   + 2.1. SOHC engines
   - 2.2. DOHC engines
      2.2.1. Specifications
      2.2.2. Compression check
      2.2.3. Gear belt
      2.2.4. Poliklinova belt
      2.2.5. Engine support
      2.2.6. Forward cover
      2.2.7. Air filter (ACL)
      2.2.8. Head of cylinders
      2.2.9. Camshafts
      2.2.10. Replacement of a saddle of the valve
      2.2.11. Replacement of the directing plug of the valve
      2.2.12. Valve
      2.2.13. Rods
      2.2.14. Cranked shaft
      2.2.15. Flywheel
      2.2.16. Piston
      2.2.17. Final collector
      2.2.18. Inlet collector and air chamber
      2.2.19. Block of cylinders
      2.2.20. Removal and engine and transmission installation
      2.2.21. System of production of the fulfilled gases
      2.2.22. Search and elimination of malfunctions
+ 3. Greasing system
+ 4. Cooling system
+ 5. Control, decrease in toxicity
+ 6. Fuel system
+ 7. Ignition system
+ 8. Coupling
+ 9. Transmission
+ 10. Axes and power shafts
+ 11. Suspension bracket
+ 12. Steering
+ 13. Brake system
+ 14. Body
+ 15. Central air
+ 16. Electric equipment
+ 17. Appendix
+ 18. Electroschemes

2.2.1. Specifications

Name			Nominal rates	Maximum permissible values
General data	Type		Ryadny, with two camshafts
	Number of cylinders		4
	Diameter of cylinders		75,5 mm
	Piston stroke		83,5 mm
	Working volume		1495 ^cm3
	Extent of compression		10,0
	Operating procedure of cylinders		1–3–4–2
	Frequency of rotation of a cranked shaft idling		750±100 ^mines-1
	Installation of a corner of an advancing of ignition on frequency of rotation		9±5 °/800 ^mines-1	9±5 °/800 ^mines-1
Moment of opening or valve closing	Inlet valve	Opening to VMT	5 °
		Closing after NMT	35 °
	Final valve	Closing after VMT	35 °
		Closing after NMT	5 °
	Overlapping of valves		10 °
Head of cylinders	Planeness of an interfaced surface		0,03 mm	0,08 mm
	Planeness of a surface of installation of collectors		0,15 mm	0,2 mm
	Increase in diameter of an opening for installation of a saddle of the valve	Inlet valve	0,3 mm of 29,8-29,821 mm
		Final valve	0,6 mm of 30,1-30,121 mm
		Inlet valve	0,3 mm 27,3–27,321
		Final valve	0,6 mm of 27,6-27,621 mm
	Increase in diameter of an opening for installation of the directing plug of the valve (inlet and final)	0,05 mm	11,05–11,068 mm
		0,25 mm	11,25–11,268 mm
		0,50 mm	11,50–11,518 mm
Camshaft	Cam height	Inlet valve	43,4484 mm	42,9484 mm
		Final valve	43,8489 mm	43,3489 mm
	Diameter of a neck		27,0 mm
	Oil gap in the sliding bearing		0,035–0,072 mm
	Axial люфт		0,1–0,2 mm
Valve	Length of the valve	Inlet valve	91,7 mm
		Final valve	92,3 mm
	Valve core	Inlet valve	5,955–5,97 mm
		Final valve	5,935–5,95 mm
	Thickness of a plate of the valve	Inlet valve	1,1 mm	0,8 mm
		Final valve	1,3 mm	1,0 mm
	Gap between directing and a valve core	Inlet valve	0,03–0,06 mm	0,1 mm
		Final valve	0,05–0,08 mm	0,15 mm
	Diameter of the directing plug of the valve	Inlet valve	12,8 mm
		Final valve	12,8 mm
		The increased sizes	0,05, 0,25, 0,50 mm
	Width of a working facet of a saddle of the valve	Inlet valve	0,8–1,2 mm
		Final valve	1,3–1,7 mm
	Corner of a working facet		45 °
	The increased sizes		0,3, 0,6 mm
	Length in a free condition of a spring of the valve		44,0 mm
	Length of a spring of the valve under loading		21,6 kg / 35 мм41,5 kg / 27,2 mm
	Perpendicularity of a spring of the valve		1,5 °
Block of cylinders	Diameter of the cylinder		75,50–75,53 mm
	Ovality and konusnost		Less than 0,01 mm
	Gap between the piston and the cylinder		0,025–0,045 mm
Piston	Diameter		75,465–75,495 mm
	The increased size		0,25, 0,50, 0,75, 1,00 mm
Piston rings	Gap in a piston flute		0,04–0,085 mm	0,1 mm
	Gap in the lock	No. 1	0,20–0,35 mm	1,0 mm
		No. 2	0,37–0,52 mm	1,0 mm
		Maslosjemnoye ring	0,2–0,7 mm	1,0 mm
	The increased size		0,25, 0,50, 0,75, 1,00 mm
Rod	Twisting		0,1 mm
	Bend		0,05 mm
	Axial люфт on a neck of a cranked shaft		0,100–0,250 mm	0,4 mm
	Rod bearing	Gap	0,024–0,042 mm
		The reduced size	0,25, 0,50, 0,75 mm
Cranked shaft	Diameter of a shatunny neck		45 mm
	Diameter of a radical neck		50 mm
	Deflection		No more than 0,03 mm
	Ovality and konusnost of necks		No more than 0,01 mm
	Axial люфт		0,05–0,175 mm
	The reduced size of a shatunny neck of 0,25 mm		42,225–44,24 mm
	The reduced size of a shatunny neck of 0,50 mm		44,475–44,49 mm
	The reduced size of a shatunny neck of 0,75 mm		44,725–44,74
	The reduced size of a radical neck of 0,25 mm		49,227–49,242 mm
	The reduced size of a radical neck of 0,50 mm		49,477–49,492 mm
	The reduced size of a radical neck of 0,75 mm		49,727–49,742 mm
Flywheel	Palpation		0,1 mm	0,13 mm
Oil pump	Gap between an external gear wheel and a forward cover		0,12–0,18 mm
	Gap between an internal gear wheel and a forward cover		0,04–0,085 mm
	Gap between external and internal gear wheels		0,06–0,11 mm
	Pressure of oil idling		147 kPas
	Length of a spring of a safety valve in a free condition		46,6 mm
	Length of a spring of a safety valve under loading		40,1 mm / 6,1 kg
Cooling system	Volume of cooling liquid		5,5 l
	Cooling ability of a radiator		38000 Kcal/hours
	Radiator cover	Valve of superfluous pressure	81,4–108 kPas
		The valve of the lowered pressure	– 6,86 kPas
	Thermostat	temperature of the beginning of opening	82°С
		temperature of complete opening	95°С
		valve stroke	8 mm
	Resistance of the sensor of temperature of cooling liquid		42,4–54,4 Ohm at 85°С
			22,1–26,1 Ohm at 110°С
Cooling liquid	Antifreeze		The content of antifreeze in cooling liquid
	Этиленгликоль		50 %

Inhaling moments

Nut and bolt of fastening of an arm of a forward support	45–55
Bolt of fastening of a forward support	70–90
Bolt of fastening of a back support	70–90
Sensor of pressure of oil	15–22
Bolts of fastening of a head of cylinders	35 + (90–92 °) + to weaken +35 + (90–92 °)
Bolts and nuts of fastening of an inlet collector	18–25
Nuts of fastening of an inlet collector	30–40
Bolts of fastening of a cover of a head of cylinders	8–10
Bolts of fastening of a cover of a camshaft	12–14
Bolt of fastening of a back plate	8–10
Cap nut of fastening of a cover of a rod	32–35
Bolts of fastening of a cover of the bearing of a cranked shaft	55–60
Bolts of fastening of a flywheel	120–130
Bolt of fastening of a pulley of a cranked shaft	140–150
Bolt of fastening of a pulley of a camshaft	80–100
Bolt of fastening of a tension roller of a gear belt	20–27
Bolt of fastening of a directing roller of a gear belt	43–55
Bolts of fastening of a casing of a gear belt	8–10
Bolts of fastening of a forward cover	20–27
Nut (big) fastenings of the right support	90–110
Nut (small) fastenings of the right support	50–65
Bolts and nuts of fastening of the right support to the block of cylinders	50–65
Nuts of fastening of a support of a transmission	90–110
Lateral bolts of fastening of an arm of a support of a transmission	30–40
Nut of fastening of a shaft of a back support	50–60
Nut of fastening of an arm of a shaft of a back support	30–40
Nut of fastening of a shaft of a forward support	45–60
Nut of fastening of an arm of a shaft of a forward support	30–40
Oil filter	12–16
Bolts of fastening of the oil pallet	6–8
Stopper oil plum	35–45
Bolts of fastening of the oil filter	15–22
Bolts and nuts of fastening of an arm of the generator	20–25
Bolt of fastening of the generator	15–22
Assembly bolt of fastening of an arm of the generator	20–28
Bolts of fastening of a pulley of the water pump	8–10
Bolts of fastening of the water pump	12–15
The index of temperature of cooling liquid	10–12
The sensor of temperature of cooling liquid	15–20
Bolt of fastening of an exit of cooling liquid	17–20
Bolt of fastening of the case of the thermostat	15–20
Bolts of fastening of the case of the air filter	8–10
Bolts of fastening of the resonator	4–6
Nuts and bolts of fastening of an inlet collector to a head of cylinders	15–20
Bolts of fastening of the air chamber to the block of cylinders	18–25
Bolts of fastening of throttle knot to the air chamber	15–20
Bolts of fastening of a casing of a final collector	15–20
The oxygen sensor to a final collector	50–60
Nuts of fastening of a reception exhaust pipe to a final collector	30–40
Bolts of fastening of an arm of a reception exhaust pipe	30–40
Bolts of fastening of catalytic converter to a reception exhaust pipe	40–60
Nuts of fastening of catalytic converter to the exhaust silencer	30–40