TM 9-2320-209-10-3 FUEL SYSTEM — Engine stop control — Air cleaner indicator gage — Primary fuel filter drain cock — Secondary fuel filter drain cock — Final fuel filter drain cock Figure 5-1. Troubleshooting Roadmap, Fuel System COOLING SYSTEM — Radiator brush guard assembly ---- Radiator coolant level Figure 5-2. Troubleshooting Roadmap, Cooling System TA 113501 5-2