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. The fuel injection pump splined coupler sleeves and hubs must be identified with identical marks to prevent mismating of parts. The sleeves and hubs are matched for each assembly and must not be interchanged between assemblies. Figure 4-52. Removing fuel injection pump splined coupler bolts. Figure 4-51. Positioning fuel injection pump coupler by turning flywheel using splined wrench -5l2O-793-7895. 1. Separate coupler sleeves (.4). 2. Remove and discard preformed packing (B) from fuel injection pump coupler sleeve. Figure 4-53. Separating fuel injection pump coupler sleeves. 1. Torn engine using splined wrench -5120-793-7895 as shown in figure 4-51, until fuel injection pump coupler bolts are accessible. 2. Stamp identification marks (B) on both injection coupler sleeves. 3. Remove four bolts (C), lock washers, and lock plates. 4-27