TM-9-2520-272-40 Direct Support for M113A3 X200-4A Transmission 2520-01-397-1074 Download
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TM 9-2520-272-40 0020 4. Remove large spring (Figure 2, Item 4). NOTE Early models of the X200-4A Transmission have a two-piece brake coolant valve that has a brake coolant valve stem (Figure 2, Item 7) and a coolant valve (Figure 2, Item 8). Later models of the X200-4A Transmission have a product-improved, one-piece brake coolant valve (Figure 2, Item 5). Each time a two-piece conf guration is found (Figure 2, Item 7) and (Figure 2, Item 8), you must replace it with the newer one-piece brake coolant valve conf guration (Figure 2, Item 5). 5. Two-Piece Conf guration: a. Remove brake coolant valve stem (Figure 2, Item 7) that has a coolant valve (Figure 2, Item 8) and packing retainer (Figure 2, Item 6) attached. Discard brake coolant valve stem (Figure 2, Item 7), coolant valve (Figure 2, Item 8), and packing retainer (Figure 2, Item 6). 6. One-Piece Conf guration: a. Remove brake coolant valve (Figure 2, Item 5) with packing retainer (Figure 2, Item 6) attached. b. Remove packing retainer (Figure 2, Item 6) from brake coolant valve (Figure 2, Item 5). Discard packing retainer (Figure 2, Item 6). Figure 2. Two-Piece or One-Piece Brake Coolant Valve Removal. END OF TASK 0020‐3