Basic data for adjustments and control (VAZ-2109)

Clearances in the valve drive mechanism on a cold (18...20°C) engine, mm:
for intake valves	0,2±0,05
for exhaust valves	0,35±0,05
Minimum crankshaft speed, rpm	750...800
Oil pressure in the engine lubrication system at a crankshaft speed of 5600 rpm, not less than, kgf/cm²	4,5
Minimum oil pressure in the engine lubrication system at a crankshaft speed of 750...800 rpm, kgf/cm²	0,8
Temperature of the liquid in the cooling system of a warmed-up engine at an air temperature of 20...30°C, full load and movement at a speed of 80 km/h, no more than,°C	95
Coolant level in the expansion tank when the engine is cold	25...30 mm above the "MIN" mark
Density of coolant Tosol A-40M at 20°C, g/cm³	1,078...1,085
Spark plug electrode gap, mm	0,7...0,8
Initial ignition advance angle before TDC, deg	1±1*
Clutch pedal travel (in a backlash-free drive), mm	125...130
Free play on the clutch release fork lever (in a servo drive), mm	3,3...3,7
Free travel of the brake pedal with the engine off, mm	3...5
Minimum permissible thickness of front and rear brake pads, mm	1,5
Fluid level in the brake hydraulic reservoir with the cap removed	to the "MAX" mark
Maximum slope on dry hard ground on which a fully loaded vehicle is held for an unlimited time by the parking brake when the lever is moved by 4...5 teeth of the sector, %	30
Free play of the steering wheel in the position corresponding to movement in a straight line, no more than, degrees	5
Front wheel alignment for a run-in vehicle under a load of 320 kg, mm	0±1
Front wheel alignment for a run-in vehicle under a load of 320 kg, deg	0°±30'
The same when measuring between the rim and the vertical, mm	-3...+3
Longitudinal angle of inclination of the wheel rotation axis for a run-in vehicle under a load of 320 kg, deg	1°30'±30'
Tire pressure, kgf/cm²:
165/70R13	2,0
155/80R13 and 175/70R13	1,9