OPERATION leaks. If there are any leaks or abnormalities found, carry out repairs. 2. Fill the fuel tank. 3. Remove any waste paper or leaves from inside the engine compartment. They could cause a fire. 4. Remove any mud from the undercarriage. 12.17 LOCKING Always lock the following places. (1) Fuel tank filler cap (2) Engine side panel (left, right) (3) Cab door REMARKS: The starting switch key is used also for locks (1), (2), and (3). 2-69 WA320-3MC