TM-9-2520-272-40

CROSS-DRIVE TRANSMISSION WITH CONTAINER MODEL X200-4A

TECHNICAL MANUAL; SUSTAINMENT MAINTENANCE MANUAL

FEBRUARY 2012

TM-9-2520-272-40 - Page 153 of 620

TM 9-2520-272-40

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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).