TM 9-2320-392-10-1
M1083A1 SERIES EQUIPMENT, DESCRIPTION AND
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DATA - Continued
EQUIPMENT DATA - Continued
Table 13 provides information regarding fluid requirements for all M1083A1 series
vehicles.
Table 13. Fluid Capacities
Cooling system ....................................................................................43.8 qt (41.5 L)
Cooling system w/arctic kit (all models except
M1088A1/M1089A1) .........................................................................58.3 qt (55.2 L)
Cooling system w/arctic kit (M1088A1/M1089A1).....................................67.5 qt (63.9 L)
Engine crankcase (Vehicle S/N 11,438 to 99,999) ......................................... 25 qt (24 L)
Engine crankcase (Vehicle S/N 100,001 to 199,999)...................................... 22 qt (21 L)
Transmission/transfer case assembly (all models except
M1088A1/M1089A1) .........................................................................49.3 qt (46.7 L)
Transmission/transfer case assembly (M1088A1/M1089A1)......................58.6 qt (55.4 L)
Fuel tank .......................................................................................56 gal (212 L) total,
54 gal (204 L) usable
Steering system reservoir............................................................................5 qt (4.8 L)
Windshield washer reservoir........................................................................3 qt (2.8 L)
Front differential housing.................................................................8.5-21.1 qt (8-20 L)
Rear differential housing .................................................................8.5-21.1 qt (8-20 L)
Intermediate differential housing......................................................8.5-21.1 qt (8-20 L)
Hydraulic reservoir (M1083A1, M1084A1, M1085A1, M1086A1,
M1088A1, M1090A1) ....................................................................... 27 gal (102.2 L)
Hydraulic tank (M1089A1)........................................................................74 gal (280 L)
Air transport hydraulic system (total system).................................................3 qt (2.8 L)
Air/hydraulic power unit .............................................................................. 3 pt (1.4 L)
Back-up hydraulic pump ......................................................................... 19 oz (562 ml)
Table 14 provides detail information for the major components of the M1083A1 series
vehicles.
Table 14. System Data
ENGINE
Make .................................................................................................. Caterpillar
Model (Vehicle S/N 11,438 to 99,999) .............................................. 3126 ATAAC
Model (Vehicle S/N 100,001 to 199,999).............................................. C7 ATAAC
Type ............................................................ in-line diesel, 4-cycle, turbocharged
Number of Cylinders....................................................................................... 6
Bore ........................................................................................ 4.33 in. (11 cm)
Stroke ..................................................................................... 5.0 in. (12.7 cm)
Displacement .............................................................................. 440 cid (7.2 L)
Maximum Brake Horsepower (at 2,600 rpm)........................ 330 hp SAE (246 kW)
Maximum Governed Engine Speed (loaded) ......................................... 2,600 rpm
Maximum Governed Engine Speed (no load) ........................................ 2,860 rpm
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