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 TM 55-1905-219-14-6
ENGINE OPERATING CONDITIONS
N ENGINES (Metric)
1200 rpm
1800 rpm
2100 rpm
LUBRICATING SYSTEM
Lubricating oil pressure (kPa):
Normal ..................................... ................................ .............
241-379
344.8-482.7
344.8-482.7
Minimum for safe operation .................. ................................ .
172.4
193.1
206.9
* Lubricating oil temperature (degrees C.):
Normal ................................ ................................ ...................
93-113
93-113
93-113
AIR SYSTEM
Air box pressure (kPa) - minimum at full load:
At zero exhaust back pressure: .............. ................................
3.7
12.8
16.9
At maximum full-load exhaust back pressure:. ........................
7.8
21.6
27.7
Air inlet restriction (kPa) - full-load speed,
maximum:
Dirty air cleaner ................................ ................................ ......
3.9
6.2
6.2
Clean air cleaner................................ ................................ .....
1.3
2.3
2.9
Crankcase pressure (kPa) - maximum: ................................ ...
0.2
0.5
0.7
Exhaust back pressure (kPa) - maximum:
Full load. ................................ ................................ ................
5.1
11.1
14.9
No load................................ ................................ ...................
3.4
7.1
10.1
FUEL SYSTEM
Fuel pressure at inlet manifold (kPa):
Normal (.080" orifice)...................... ................................ ........
310-483
310-483
310-483
Minimum ................................ ................................ ................
207
207
207
Fuel spill (lpm) - minimum at no load.......... ............................
1.9
2.1
2.1
Fuel pump suction at pump inlet (kPa) -maximum:
Clean system ............................... ................................ ..........
20.3
20.3
20.3
Dirty system ................................ ................................ ...........
40.5
40.5
40.5
COOLING SYSTEM
Coolant temperature (degrees C.) - normal ............................
71-85
71-85
71-85
COMPRESSION
Compression pressure (kPa)
Average - new engine at 600 rpm................................ ............
3895
Minimum at 600 rpm ................................ ...............................
3551
3-2370
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