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 G–8 Change 3 G–3 LUBRICATION INSTRUCTIONS — CONTINUED 3. ROAD WHEEL AND IDLER WHEEL BEARINGS (C) CAUTION If grease seeps from hubs and/or housings before it flows from relief valve, notify unit mainte- nance. a. Remove protective cap (4.1). b. Fill road wheel and idler wheel hubs (5) with GAA (item 17, Appx D), stop and rotate hub a minimum of three revolu- tions, continue to fill with GAA (item 17, Appx D) until solid grease, without air, flows from relief valve (6). c. Install protective cap (4.1). 5 6 NOTE Cutaway view is used for clarity. 4.1