Table 8.1.1. Basic data for control, adjustment and maintenance
The order of operation of the engine cylinders |
1-3-4-2 |
Clearances in the timing valve drive mechanism on a cold engine (18-20°С), mm: |
|
for intake valves |
0,15-0,25 |
for exhaust valves |
0,30-0,40 |
The minimum frequency of rotation of the crankshaft at idle, rpm |
800-900 |
Minimum pressure in the engine lubrication system at an oil temperature of 85°C and a crankshaft speed of 5400 rpm, kPa (kgf/cm²) |
441,3-637,4 |
Minimum pressure in the engine lubrication system, kPa (kgf/cm²) |
196,2 (2,0) |
Oil volume in the engine lubrication system, l |
3,5 |
API engine oil group |
SG, SH, SJ, SL |
SAE engine oil viscosity grade*: |
|
-25°С - +25°С |
10W30 |
-20°С - +35°С |
10W40 |
-30°С - +35°С |
5W40 |
-35°С - +30°С |
0W40 |
Applicable oil filter |
2105-1012005 |
Applied sealant (thread lock) **: |
|
threaded part of the studs wrapped in the cylinder head |
Loctite-262 or UG-10 |
cylinder head and flywheel bolts |
UG-6 |
cylinder head cover gasket |
Loctite-574 or PS-1 |
* Oil viscosity is selected depending on seasonal fluctuations in ambient temperature.
** Can be replaced with sealants of the same type.
Table 8.1.2. Tightening torques for threaded connections
Name of units and parts |
Thread |
Tightening torque, Nm (kgf·m) |
Bolts of fastening of covers of radical bearings of a cranked shaft |
M10x1.25 |
68,3-84,4 (7,0-8,6) |
Nuts of bolts of fastening of covers of rods |
М9х1 |
43,3-53,5 (4,4-5,5) |
Oil pump mounting bolts |
M6 |
8,3-10,3 (0,9-1,1) |
Oil pump pressure reducing valve screw plug |
M16x1.5 |
45,5-73,5 (4,6-7,5) |
Bolts of fastening of the case of the oil pump |
M6 |
7,2-9,2 (0,7-0,9) |
Bolt of fastening of an oil receiver to the oil pump |
M6 |
6,9-8,2 (0,7-0,8) |
Bolts of fastening of an oil receiver to a cover of the radical bearing |
M6 |
8,3-10,3 (0,9-1,1) |
Flywheel mounting bolts |
M10x1.25 |
61,0-87,4 (6,2-8,9) |
Bolt of fastening of a pulley of a cranked shaft |
M12x1.25 |
97,9-108,8 (9,9-11,1) |
Bolts of fastening of the pallet crankcase |
M6 |
5,2-8,2 (0,5-0,8) |
Bolts of fastening of a head of the block of cylinders (see text for tightening diagram) |
M12x1.25 |
see text 8.1.9 (With. 43) |
Nuts of fastening of the case of bearings of a camshaft |
M8 |
18,4-22,6 (1,9-2,3) |
Bolt of fastening of a pulley of a camshaft |
M10 |
67,4-83,3 (6,9-8,5) |
Bolts of fastening of a cover of a head of the block of cylinders |
M6 |
1,9-4,6 (0,2-0,5) |
Oil filter fitting |
M20x1.5 |
37,5-87,5 (3,8-8,9) |
Emergency oil pressure sensor |
Μ14x1,5 |
24-27 (2,5-2,8) |
Bolts of fastening of the pump of a cooling liquid |
M6 |
7,6-8,0 (0,8-0,8) |
Nuts of fastening of a branch pipe of the thermostat |
M8 |
16,0-22,6 (1,6-2,3) |
Bolts of fastening of a flange of a pipe of the cooling system to the block of cylinders |
M6 |
4,2-5,2 (0,4-0,5) |
Bolts of fastening of auxiliary elements of the engine |
M6 |
6,7-8,2 (0,7-0,8) |
Nut of a bolt of fastening of a forward support of the power unit to an arm of a spar |
M10x1.25 |
41,7-51,5 (4,3-5,3) |
Bolts of fastening of a forward support of the power unit to the block of cylinders of the engine |
M10x1.25 |
32,2-51,9 (3,3-5,5) |
Nut of a bolt of fastening of the left support of the power unit to a side member |
M10x1.25 |
41,7-51,5 (4,3-5,3) |
Nuts for fastening the left support of the power unit to the gearbox housing |
M10x1.25 |
32,2-51,9 (3,3-5,5) |
Nuts of bolts of fastening of an arm of a back support of the power unit to the engine |
M12 |
60,7-98,0 (6,2-10,0) |
Nuts of fastening of a back support of the power unit to a body |
M10x1.25 |
27,5-34,0 (2,8-3,5) |