TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
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TM 9--2350--311--10 3--22 Change 6 3--5 HULL MAINTENANCE PROCEDURES — CONTINUED 3--5.4 Maintenance of Air Cleaner — Continued b. Cleaning WARNING • Wear eye protection. Particles released from air cleaner filters during cleaning could injure eyes. • Air cleaner filters will become contaminated when operating in an NBC environment. Contaminated air cleaner filters must be handled and disposed of in accordance with FM 3--3 and FM 3--4. 1 Clean air cleaner filters (8) with compressed air. (Emergency clean by tapping bottom or sides against flat surface. Do not strike open or sealing edge of air cleaner filters.) 2 Clean air cleaner filter compartments (9). c. Installation 1 Install air cleaner filters (8) by alining with outlet gaskets to assure proper sealing and secure locking levers (7). 2 Slide right and left access doors (3 and 5) on air cleaner and secure by pulling locking latches (4 and 6) down and then up. 3 Install hull ammunition rack (1) and secure with two quick-release pins (2). 4 Reset air cleaner indicator (10) by pushing up on reset button (located on bottom of cylinder). 5 Start engine. If indicator gage reads 25 in. H 2 O or greater, notify unit maintenance.