TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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Figure 5-91. Positioning injection pump coupler by turning flywheel using splined wrench-5120-793-7895. 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. 1. Turn engine using splined wrench -5120-793-7895 as shown in figure 5-91 until fuel injection pump coupling bolts (C) are accessible. 2. Stamp identification marks (B) on both injection pump coupler sleeves (A). 3. Remove four bolts (C), lock washers, and lock plates attaching coupler sleeves. Figure 5-92. Removing fuel injection pump splined coupler bolts. 5-56