TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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Remove Note. To avoid interference with the starter driven gearshaft (fig. 5-172), it is necessary to remove lower No. 7 main bearing crankcase tie rod from right side of crankcase. 1. Remove 12 cotter pins, slotted nuts (A), and six plate washers from 12 crankcase tie rods (D). Hold tie rod nuts on opposite ends as necessary to keep rods from turning while removing the nuts. 2. Remove cotter pins and slotted nut (B) from upper tie rod. 3. Remove cotter pin and slotted nut from opposite (left) side of lower tie rod (C). 4. Using a suitable brass rod, push the 13 tie rode (D) through crankcase assembly. Install Note. Do not install the 14 cotter pins until tie rod nuts have been torque tightened (para 7-6c). 1. Push the 13 tie rods (D) through crankcase assembly. 2. Install slotted nut on opposite (left) side of lower tie rod (C). 3. Install slotted nut (B) on upper tie rod. 4. Install six plate washers and 12 slotted nuts (A) on 12 crankcase tie rods (D). Figure 5-171. Removing or installing crankcase tie rod attaching p a r t s - r i ght front view. 5-98