TRANSMISSION CONTROL VALVE REPLACEMENT

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

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TRANSMISSION CONTROL VALVE REPLACEMENT (Contd)

ASSEMBLY (AT545 TRANSMISSION ONLY)

CAUTION

Adjusting rings are spring loaded. To retain original calibration of

valve assembly, adjusting rings must be installed in same

positions as when removed. Refer to notes taken during

disassembly.

NOTE

The AT1545P transmission is not repairable. Disassembly,

cleaning and inspection, and assembly instructions are for AT545

only.

All valves, when dry, must move freely by their own weight in

their bores.

Install trimmer regulator valve (38), spring (37), and valve stop (36) into bore (6). Compress

stop (36) and install retainer pin (39) through control valve (40) and hole in stop (36).

Install 3-4 relay valve (34), spring (33), and valve stop (32) into bore (5). Compress stop (32) and

install pin (35) through control valve (40) and outside end of stop (32).

Install 3-4 shift signal valve (30), 3-4 modulator valve (29), spring (28), valve stop (27), and

adjusting ring (26) into bore (4). Compress adjusting ring (26) and install retainer pin (31) through

control valve (40), across adjusting ring (26), and through hole in stop (27).

Install 2-3 shift signal valve (24), 2-3 modulator valve (23), spring (22), valve stop (21), and

adjusting ring (20) into bore (3). Compress adjusting ring (20) and install retainer pin (25) through

control valve (40), across adjusting ring (20), and through hole in stop (21).

Install spring (17), 1-2 shift signal valve (16), 1-2 modulator valve (15), spring (14), valve stop (13),

and adjusting ring (12) into bore (2). Compress adjusting ring (12) and install retainer pin (18)

through control valve (40), across adjusting ring (12), and through hole in stop (13).

Install hold regulator valve (11), spring (10), valve stop (9), washer (8), and adjusting ring (7) into

bore (1). Compress adjusting ring (7) and install retainer pin (19) through control valve (40), across

adjusting ring (7), and through hole in stop (9).

Recheck positions of all adjusting rings with recorded positions.

Change 1

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