TM 9-2320-209-20-3-2 1. 2. 3. 4. NOTE Some models have brace (1). Others do not. Put brace (1) into place and aline screw holes. Using 7/16-inch wrench, screw in and tighten capscrew (2). Using 7/8-inch open end box wrench, screw on and tighten tube nut (3). Using 9/16-inch openend box wrench, screw on and tighten tube nut (4). NOTE Follow-on Maintenance Action Required: 1. Replace air compressor drive belt. Refer to para 13-34. 2. Do air system leak test. Refer to Part 1, para 1-5. 3. Replace front engine oil filter. Refer to Part 1, para 2-5. END OF TASK 13-246