CLEAN, INSPECT, AND REPLACE6. Check fittings and safety relief valve for wearand damage. Replace if needed.7. Clean and check retaining rings and spacerfor damage. Replace if needed.I N S T A LL8. Apply light coat of sealing compound onthreads of safety relief valve (1) andfitting (2) .N O T EInstall fitting on the forward side of idlerarm (see your LO).9. Install safety relief valve (1) and fitting (2)in idler arm (3).10.11.12.13.14,TM 9-2350-261-20-2 Install new seal (4) and idler arm (3) onidler wheel assembly (5).Install spacer (6), retaining ring (7), andnew preformed packing (8) in idler arm (3).Install access cover (9) and retaining ring(10) in idler arm (3).Place track tension adjuster on shaft (11) atrear of idler arm (3). Align idler wheel as-sembly (5) with holes on hull. Secure witheight screws (12). Tighten screws to315-325 lb-ft (427-441 N·m) torque. Usetorquewrench. .Fill idler arm (3) with grease (see your LO).FOLLOW-THROUGH STEPS 1. Connect track tension adjuster to idler arm4.(page 22-24).2. Install road wheel hub (page 22-9).5Connect track and adjust tensionSee your -10),Install track shroud and covers (page 22-2).3. Install idler wheel (page 22-16).6. Road test carrier (page 2-45) to check thatidler wheel arm is installed properly.7. Stop/shutdown engine (see your -10).END OF TASK22-21
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