Chery SQR 7160 sedan. Manual — part 23

CAC Gasoline Engine Maintenance And Servicing Manual

10

Carburetor engine exploded view

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CAC Gasoline Engine Maintenance And Servicing Manual

11

1、 temperature regulator seat assembly 11、camshaft thrust plate

2、

temperature regulator seat 12、camshaft timing gear

3、

distribulator 13、timing belt

4、

camshaft assembly 14、upper\ lower timing gear cap assembly

5、

fuel pump assembly 15、water pump assembly

6、

air intake manifold assembly 16、camshaft timing gear

7、

fuel pressure switch 17、tensioner pulley assembly

8、

oil filter assembly 18、oil pump assembly

9、

rear oil sealing carrier assembly 19、camshaft oil sealing

10、

oil collector assembly

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CAC Gasoline Engine Maintenance And Servicing Manual

12

Main engine technical indexes and operation parameters

CAC478C CAC480C CAC480M

Type

Line,4-cyl, four strokes, water-cooling

← ←

Cylinder bore diameter(mm) 77.24

79.94 ←

Stroke(mm)

74.30

79.52 ←

Total displacement(L)

1.392

1.596 ←

Compression ratio

9.5∶1 9.75∶1 9.75∶1

Nominal power/RPM 54/5500

60/5500 62/5500

(kW/r/min)(Total power)
Output maximum torque/RPM 105/3000-3500 128/3000-3500 128/3000-2500
(Nm/r/min)(Total power)
Minimum fuel consumption of
total power for external characteristic 298

290

285

(g/KW·h)
Fuel supply system Carburetor

← Single-point

electric control fuel injection

Combustion chamber shape Wedge type Hemisphere type Hemisphere type

Cylinders Working Order 1-3-4-2 ←

←

Direction of crankshaft rotation Clockwise(Viewed ← ←

from the front)

Lubrication Mechanical lubrication+Splash feed ←

←

Idling speed r/min

850±50 ←

900±50

Emission(Idling)CO 2%

←

1.2%

Weight (kg) 105

108

108

Overall dimensions
(Length * width * highness) 670×630×650 670×630×650 620×610×650

(mm)

Ignition angle at idle
(Crankshaft angle 7°±1° 7°±1°

10°±1°

，Before top dead center)
Valve timing(Crankshaft angle)
Intake valve opened Before top dead center18° ← ←
Intake valve closed

After bottom dead center50 57° ←

Exhaust valve opened

before bottom dead center 61° 60° ←

Exhaust valve closed

After top dead center 7° 15° ←

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CAC Gasoline Engine Maintenance And Servicing Manual

13

Application parameters：

Lubricant(With temperature at - 10℃ or more)

SAE10W/30—50( grade SF)

Gasoline

93#(SH0041) Common unleaded

Gasoline

Engine oil pressure Idling 100kPa min
2000r/min(80℃)

280kPa min

Engine oil capacity (L)

3.86(New oil filter)

Oil pump pressure regulator starts to open(pressure) kPa 440±20

Engine oil filter by-pass valve starts to open (pressure) kPa 78—118

Coolant

50%Glycol+50%Soft water(Rate

by volume)

Coolant capacity (Total)(L) 8

Thermo-sister Starts to open (Temperature) ℃ 85—89
Fully open(temperature)℃ 99—102

Expansion tank pressure cap pressure kPa 160

Fan diameter (mm)

280

Fan speed r/min

Ⅰspeed 1500

Ⅱspeed 2800

Air filter

1GD129607G

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