TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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Note. To facilitate lifting the fan drive housing Caution: Make certain the improvised tool is and clutch assembly, an improvised lifting tool properly secured before removing housing and can be made from a piece of 3/8-in. dia. bar that the fan drive housing is being lifted straight stock and a discarded slotted fan nut. Bend bar Up off the studs. stock to shape and securely weld ends of bar to 3. Remove horizontal fan drive shaft, cover and nut as illustrated in figure 2-1. adapters. Remove and discard preformed packings 1. Install improvised lifting tool (A) on fan vertical drive (figs. 5-120 and 5-121 ). shaft. 2. Lift front fan drive housing and clutch assembly with attached horizontal fan drive shaft from the mounting base assembly. Figure 5-124. Removing front fan drive housing and clutch assembly using improvised lifting tool. 5-70