TM 9-2320-209-20-3-4 23-14. HOT WATER PERSONNEL HEATER DUCTING REPAIR. Refer to personnel fuel burning heater ducting repair, para 23-4, for procedures to repair the hot water heater ducting. 23-15.HOT WATER PERSONNEL HEATER AIR DIVERTER REPAIR. Refer to fuel burning personnel heater air diverter repair, para 23-5, for procedures to repair the hot water personnel heater air diverter. 23-16. HOT WATER PERSONNEL HEATER CONTROL CABLES REPAIR AND ADJUST- MENT. Refer to personnel fuel burning heater control cables repair and adjustment, para 23-8, for procedures to repair and adjust hot water personnel heater control cables. 23-17. HOT WATER PERSONNEL HEATER CONTROL SWITCH REMOVAL AND RE- PLACEMENT. TOOLS: 1-inch wrench Flat-tip screwdriver SUPPLIES: None PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. 23-45