TRANSMISSION CONTROL VALVE REPLACEMENT - continued

TM 9-2320-386-24-1-2

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TRANSMISSION CONTROL VALVE REPLACEMENT (Contd)

NOTE

AT1545P transmission is not repairable. Disassembly, cleaning

and inspection, and assembly instructions are for AT545 only.

DISASSEMBLY (AT545 TRANSMISSION ONLY)

CAUTION

The main control valve body assembly contains many parts that

look similar and can be mistaken for one another. If parts are not

reinstalled in the same location from which they were removed,

the calibration of the valve body will be lost. Tag each part at

removal by noting the bore it came from.

Remove modulator valve body (WP 0372 00).

Remove manual selector valve (1) from control valve body (7).

Remove separator plate (5) from control valve body (7).

Remove priority valve (4), spring (3), and valve stop (2) from control valve body (7).

Remove bolts (36) and trimmer cover (35) from control valve body (7).

Remove spring (14), stop (15), plug (13), and third clutch trimmer valve (12) from bore (10).

Remove springs (18) and (19), stop (20), plug (17), and first clutch trimmer valve (16) from bore (11).

Remove springs (23) and (24), stop (25), plug (22), and second clutch trimmer valve (21) from

bore (9).

Remove springs (32) and (33), stop (34), plug (31), and fourth clutch trimmer valve (30) from

bore (8).

10.

Remove accumulator valve (28), spring (27), and stop (26) from bore (29).

WARNING

Spacer is spring loaded and must be retrained during disassembly.

Severe eye injury may result.

11.

Remove retainer pin (6) from control vavle body (7). Remove spacer (42), spring (43), and 1-2 relay

valve (44) from bore (37).

WARNING

Stop is spring loaded and must be retrained during disassembly.

Severe eye injury may result.

12.

Remove retainer pin (6) from control valve body (7). Remove stop (41), spring (40), and 2-3 relay

valve (39) from bore (38).

Change 1

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