TM 10-3510-209-103-7.MAINTENANCE PROCEDURES. (CONT)(2)Service fuel filter by turning handle (1) a few times to clean the permanent element. Removedrain plug (2) and allow moisture and sediment to drain from bowl. Install drain plug.d.WaterHeaterAirShutterAssemblyMaintenance. These instructions tell how to inspect and adjust theair shutter assembly on the water heater.(1)Inspect air shutter for binding of moving parts and for damage.(2)Adjust air shutter (3) by grasping slider band (4) and rotating band up or down to increase ordecrease air opening. Adjust air opening during operation to obtain a light-colored exhaust andrumble-free operation.3-14
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
