ENGINE COMPARTMENT 2 Before Surge tank a. Check that coolant is present in Operation sight tube (2) of surge tank (3) to ensure (Contd) the engine cooling system is at proper level. b. With engine cold, if coolant is low, remove surge tank cap (1) and fill until coolant level is centered in sight tube (2). Install surge tank cap (1) on surge tank (3). VEHICLE INTERIOR 3 Fire a. Check for missing or damaged extin- fire extinguisher. guisher b. Check gauge for proper pressure of about 150 psi (1034 kPa). c. Check for missing or damaged seal. 4 Seat and seatbelts a. Check all seatbelts (4) for security, a. Seatbelt buckle damage, and operation of buckle and or clasp is damaged clasp. or not secure. b. Check operation of seat adjustment b. Seat adjustment mechanism (6) on driver’s seat (5). lock is broken or missing. Table 2-2. Operator/Crew Preventive Maintenance Checks and Services (Contd). ITEM NO. INTERVAL ITEM TO CHECK/ SERVICE PROCEDURE NOT FULLY MISSION CAPABLE IF: 2-22 TM 9-2320-386-10 WARNING Secure hood in raised position with safety hook before servicing engine. 1 3 2 NOTE Vehicle operation with inopera- tive seatbelts may violate AR 385-55. 6 4 5