Service Nissan Sunny with 1991 on 1997 of release in a body n-14.
1. The maintenance instruction
2. Maintenance service
3. Engines
3.1. The petrol engine in volume of 1,4 and 1,6 litres
3.1.1. Kinds of repair of the engine without dismantle from the car
3.1.1.1. Specifications
3.1.1.2. A compression
3.1.1.3. An order of installation of the piston of 1st cylinder in ВМТ a compression step
3.1.1.4. A cover of a head of the block of cylinders
3.1.1.5. A pulley коленвала
3.1.1.6. A cover of a chain drive of cam-shafts
3.1.1.7. Chains of a drive of cam-shafts
3.1.1.8. Натяжители and успокоители chains, drive asterisks
3.1.1.9. Backlashes in the mechanism of a drive of valves
3.1.1.10. Cam-shafts and pushers
3.1.1.11. A head of the block of cylinders
3.1.1.12. The oil pallet
3.1.1.13. The oil pump
3.1.1.14. Epiploons коленвала
3.1.1.15. A flywheel
3.1.1.16. Engine mount details
3.1.2. Dismantle and engine major repairs
3.2. The petrol engine in volume of 2,0 litres
3.3. The diesel engine
4. Cooling system
5. Heating and ventilation system
6. Fuel and an exhaust system
7. System of start-up of the engine
8. Coupling
9. Transmissions
10. Semiaxes
11. Brakes
12. Suspension brackets and a steering
13. A body
14. An electric equipment
 




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3.1.1.1. Specifications


The engine (the general data)

Designation
GA
Engine code:
  – Carburettor engines
GA14DS, GA16DS
  – инжекторные engines
GA14DE, GA16DE
Working volume of cylinders:
  – GA14
1392 sm/cube
  – GA16
1597 sm/cube
Internal diameter of the cylinder
76,00 mm
GA14
76,0 mm
GA16
73,6 mm
Piston stroke:
  – GA14
88,0 mm
  – GA16
81,8 mm
Rotation direction коленвала
Clockwise (if to look on the right side of the car)
Finding of 1st cylinder
From outside mechanism chains timing
Engine operating procedure
1–3–4–2
Compression degree:
  – GA14DS
9,5: 1
  – GA16DS, GA14DE and GA16DE
9,8: 1
Pressure of a compression in cylinders:
  – Rating value
13,2 кГс/см2
  – Maximum permissible
11,3 кГс/см2
  – Maximum permissible distinction of a compression in cylinders
1,0 кГс/см2
Cam-shaft and pushers:
  – A drive
From a chain
  – Number of support
5
Axial люфт a cam-shaft
The standard:
  – Carburettor engines
0,115 – 0,188 mm
  – инжекторные engines
0,070 – 0,143 mm
Limiting (for all engines)
0,20 mm
The sizes of cams
Inlet valves:
  – Carburettor engines
39,880 – 40,070 mm
  – инжекторные engines
39,380 – 39,570 mm
Final valves (for all engines)
39,880 – 40,070 mm
Diameters of basic necks of a cam-shaft:
  – A forward basic neck (N1)
27,935 – 27,955 mm
  – Other basic necks (N2–5)
23,935 – 23,955 mm
Internal diameter of support of a cam-shaft in a head of cylinders:
  – A support under a forward neck (N1)
28,000 – 28,021 mm
  – Under other necks (N2–5)
24,000 – 24,021 mm
Backlash in basic necks of a cam-shaft:
  – The standard
0,045 – 0,086 mm
  – The limiting
0,15 mm
Cam-shaft palpation:
  – The standard
No more than 0,02 mm
  – The limiting
0,1 mm
External diameter of a pusher
29,960 – 29,975 mm
Internal diameter of an aperture under a pusher in a head of the block of cylinders
30,000 – 30,021 mm
Backlash between a pusher and an aperture
0,025 – 0,061 mm
Backlashes in valves
On the cold engine (*):
  – Inlet valves
0,25 – 0,33 mm
  – Final valves
0,32 – 0,40 mm
On the hot engine:
  – For check:
  • inlet valves
0,21 – 0,49 mm
  • final valves
0,30 – 0,58 mm
  – For adjustment:  
  • inlet valves
0,32 – 0,40 mm
  • final valves
0,37 – 0,45 mm

(*) Backlashes in valves are checked only on the hot engine. The manufacturer establishes standard backlashes for the heated-up and cold engine. Backlashes on the cold engine are checked only before start of the engine after major repairs. After engine warming up it is necessary to check up backlashes again.

Greasing system

Type of the oil pump
Шестеренчатый, with a drive from a sock коленвала
The minimum pressure of oil at working temperature of the engine:
  – Idling
0,49 – 1,86 кГс/см2
  – At 3000 rpm
3,43 – 4,41 кГс/см2
Backlashes of the oil pump:
  – A backlash between a conducted gear wheel and the pump case
0,11 – 0,20 mm
  – A backlash between a conducted gear wheel and калибровочной a crescent insert
0,04 – 0,38 mm
  – A backlash between a leading gear wheel and калибровочной a crescent insert
0,04 – 0,30 mm
  – Axial люфт a conducted gear wheel
0,05 – 0,11 mm
  – Axial люфт a leading gear wheel
0,05 – 0,09 mm

  – A backlash between an end face a leading gear wheel and a cover of the oil pump

0,045 – 0,091 mm

The inhaling moments (in Н.м.)

Bolts of fastening of a cover of a head of the block of cylinders
4
Bolt of fastening of a pulley коленвала
142
Bolts натяжителя the bottom chain
9
Nuts and bolts of a viewing cover of conducted asterisks of cam-shafts
5
Bolt of an intermediate asterisk of a chain of a cam-shaft
50
Bolts of fastening of a conducted asterisk of a cam-shaft
115
Bolts успокоителя the bottom chain
16
Bolt of an axis of a boot натяжителя bottom цеп
16
Bolts натяжителя the top chain
8
Bolts успокоителя the top chain – on cars of early releases
8
Bolts top directing – on cars of early releases
11
Bolts of covers of basic necks of a cam-shaft
11
Bolts of a head of the block of cylinders
The basic bolts:
  – 1st stage of an inhaling
29
  – 2nd stage of an inhaling
59
Completely to weaken bolts and again to tighten with the moment of 3rd stage
  – 3rd stage of an inhaling
29
  – 4th stage of an inhaling (at an inhaling a key with an angular scale)
To tighten on a corner 50 – 55
  – 4th stage of an inhaling (at an inhaling динамометрическим a key without an angular scale)
59 5
Bolts М6 (fastening of a cover of a chain drive to a head of cylinders)
8
Nuts and bolts of the oil pallet
8
Drain stopper of the oil pallet
35
Bolts of a longeron of the power unit
88

The oil pump:

  – Screws of a cover of the pump
5
  – A bolt of a cover of the pump
5
  – A bolt редукционного the valve
50


3.1.1. Kinds of repair of the engine without dismantle from the car

3.1.1.2. A compression