TM -2320-361-10 2-36. OPERATION ON ICE OR SNOW a. Before Operation. (1) Perform before operation PMCS. Refer to table 2-2. (2) Start engine. Refer to para. 2-14 or 2-15. If vehicle is to be operated in extreme cold, perform steps in para. 2-35b and 2-35c, as necessary. CAUTION Do not attempt operation when only one driving wheel is equipped with tire chains. Doing this may result in damage to tires and powertrain. (3) Operating on snow or on ice requires use of tire chains on driving wheels. Refer to FM 21-305 for installation of tire chains. (4) If tire chains are not available, deflate tire pressure to 15 psi (103 kPa). Refer to para. 3-14f. (5) Remove chocks (1) from vehicle wheels if used. WARNING Vehicle operation on ice and snow can be dangerous. Opera- tors must drive at reduced speeds and be prepared to meet sudden changes in road conditions and traffic speeds. Maintain safe stopping distances. Failure to do this may cause loss of vehicle control resulting in injury or death to personnel. b. Driving Vehicle. (1) Place vehicle in motion (refer to para. 2-16) with transmission gearshift lever in “2” (second) position and transfer case shift lever in LOW, Begin movement by releasing clutch pedal gradually without causing wheels to spin or engine to race. WARNING Sudden stops may cause vehicle wheels to lock or engine to stall. Pump brakes gradually when stopping vehicle on ice or snow. Failure to do this may result in injury or death to personnel. (2) If rear end skidding occurs, turn steering wheel in direction of skid. Let up on accelerator pedal but do not depress clutch pedal. Pump brake pedal gradually to recover from skid. c. After Operation. (1) If vehicle is to be parked in extreme cold, perform steps in para. 2-35e. (2) Perform steps in para. 2-35f, as necessary. 2-184