Vedeneyev M-14P, Руководство по обслуживанию

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Number per engine .................................. ................................ 1
Working fluid ...................................... ...................................... Gasoline B91/115 GOST 1012-72
g Working pressure ................................... .............................. 0.2 to 0.5 kgf/cm
Maximum throughput ................................................................ 5 1/min
Filtering fineness ................................. .................................... 36 to 40//m
1.2.8. Oil Pump
Designation ..................…................... ..................................... W-14A
Type ............................................... .......................................... Gear-type, with delivery and
scavenging sections
Number per engine .................................. ................................ 1
Drive transmission ratio ........................... ................................ 1.125
Drive direction of ro tation ........................ ................................ LH
Main line oil pressure (measured through special connection on oil pump):
Operating ratings ................................ ..................................... 4 to 6 kgf/cm
Minimum speed of rotation ........................ .............................. Hot less than 1 kgf/cm
Engine inlet oil temperature:
Recommended ...................................... ................................... 50 to 65 °C
Minimum permissible .............................. ................................. 40 °C
Maximum at prolonged operation ................... ......................... Up to 75 °G
Maximum permissible for up to 15 min of
continuous operation ............................. .................................. Up to 85 °C
Maximum permissible engine outlet oil
temperature ...................................... ....................................... Up to 125 °C
Maximum temperature difference between engine
inlet and outlet oil ............................. ........................................ 50 °C
Cylinder head temperature measured by thermocouples installed under rear spark plugs of hottest
and coldest cylinders:
Recommended ...................................... .................................. 140 to 190 °C
Minimum permissible for normal operation of
engine ........................................... ........................................... 120 °C
Minimum at prolonged operation ................... .......................... 140 °C
Maximum at prolonged operation ................... ......................... 220 °C
Maximum permissible at take-off and climbing for
up to 15 min and not more than 5 % of service
life ............................................. ............................................... 240 °C
Oil flow rate through engine at inlet oil temperature
of 50 to 65 °C at nominal rating I ............ ................................. Up to 13.5 kg/min
Heat transfer to oil at nominal rating I ........... .......................... 225 kcal/min
Summer and winter oil grades ....................... .......................... MS-20 GOST 21743-76