TM 9-2350-247-20-1 EQUIPMENT DESCRIPTION — Continued 0002 00 Cooling System (M548A1) Characteristics Metric Equivalents Capacity 9.5 gal 36 liters Thermostat (closed) 161-169 F 72-76 C Thermostat (open) 161-189 F 72-87 C Normal operating temperature (engine) 160-230 F 71-110 C Radiator cap (auxiliary tank) pressure rating 13-18 psi 90-124 kPa Cooling System (M548A3) Characteristics Metric Equivalents Capacity 58 quarts (14.4 gallons) 55 liters Refill (approx) 9.5 gallons 36 liters Thermostat range (bypass type) 162-167 to 280-185 F Transfer Gearcase (M548A1) Characteristics Metric Equivalents Type four helical gears w/power takeoffs Transfer ratio 1:1.286 Dry weight 118 lb 54 kg Transmission (M548A1) Characteristics Metric Equivalents Manufacturer Allison Division GMC Model TX 100-1 Type Straight through, torque converter, planetary gear, automatic Drive ranges reverse, neutral, 2-3, 1-3, 1-2, 1 Dry weight 309 lb 140 kg Transmission (M548A3) Characteristics Metric Equivalents Manufacturer Allison Transmission Division, GMC Model X-200-4 Type Hydromechanical cross drive Rating Input horsepower (max) 275 Input speed 2975 rpm Gross vehicle weight 31,000 lb at 40 mph 1407 kg at 64.4 kph 0002 00-7