Rain Sock
See Figure 1. In wet or rainy conditions, because the filter element is exposed, water can enter the engine. When parked, water can cause internal engine corrosion or damage. When running, water can cause the engine to misfire.
In wet or rainy conditions, install the rain sock (8) over the air cleaner assembly to prevent water intrusion.
Removal
  1. See Figure 1. Remove two screws (1). Remove trim insert (2).
  2. Remove screw (3) to release cover (4). Remove cover.
  3. Remove three screws (5) to release filter element (6). Remove filter element.
  4. Inspect and clean the filter element. Replace if necessary. See Maintenance and Lubrication → Cleaning Filter Element.
Installation
1. See Figure 1. Place filter element (6) onto backplate (7).
2. Install the filter element screws (5). Tighten to 6.2–6.8 N·m (55–60 in-lbs).
3. Place air cleaner cover (4) onto backplate. Apply a drop of LOCTITE 243 MEDIUM STRENGTH THREADLOCKER AND SEALANT (blue) to the threads of each screw. Tighten to 4–6.8 N·m (36–60 in-lbs).
4. Install trim insert (2). Install trim insert screws (1). Tighten to 3.1–3.6 N·m (27–32 in-lbs).
1Trim screw (2)
2Trim insert
3Cover screw
4Cover
5Filter element screw (3)
6Filter element
7Backplate
8Rain sock
Figure 1. Air Cleaner: FLSTFBS