TM 9-2320-361-10 2-35. OPERATION IN EXTREME COLD (Contd) (2) If vehicle is to be operated on ice or snow, perform steps in para. 2-36b. e. Stopping or Parking. CAUTION Operator must take every precaution to prevent snow from blowing into engine compartment when parked. Snow may melt and later form ice to jam engine controls. NOTE Do not idle engine for more than 15 minutes. (1) Park in sheltered area out of wind if possible. Park so vehicle does not face into the wind if sheltered area is not available. (2) Park vehicle with wood planks, brush, mats, or canvas under wheels if a long shutdown period in open area is anticipated. CAUTION Do not apply parking brake. Doing this may cause brakeshoes to freeze to brakedrum resulting in damage to parking brake system. (3) Stop vehicle and engine. Refer to para. 2-17. (4) Place chocks in front or behind wheels if parking on a grade. CAUTION Water must be drained from fuel filters, air reservoirs, and fuel tank as soon as possible after operation in extreme cold. Failure to do this may cause water to freeze resulting in damage to fuel and air systems. f. After Operation. (1) Perform after operation PMCS. Refer to table 2-2. (2) Notify your supervisor to drain water from fuel tank. Fill fuel tank. WARNING Alcohol used in alcohol evaporator is flammable, poisonous, and explosive. Do not add alcohol while smoking or near fire, flames, or sparks. Do not drink alcohol. Doing this may result in injury or death to personnel. (3) Check fluid level in alcohol evaporator, if installed. Refer to para. 2-6c. Add methyl alcohol, appendix D, item 14, as required. (4) Remove all ice and snow from underside of vehicle, air cleaner intake, and fuel tank. (5) Operate power plant heater for short standby periods, if installed. Refer to para. 2-48e. If power plant heater will not be used or is not installed, notify your supervisor to store batteries in a warm place. (6) Reinflate tires to proper operating pressure if deflated. Refer to para. 3-14f. 2-183