TM 55-2210-223-34
TO 45A2-2-14-22
4-11.
AUTOMATIC BRAKE VALVE (cont)
ASSEMBLY (cont)
81.
Install emergency valve cam (25), regulating valve cam (26), suppression valve cam (27), and vent valve cam (28)
in brake valve body (23). Press cam shaft (24) through cams.
82.
Install pin (29) in cam housing (22).
83.
Install cam dog (30) in cam housing (22). Press pin (29) through cam dog.
84.
Install ring gaskets (32) and (31) into grooves in brake valve body (23).
85.
Install quadrant (5) on cam housing (22) and secure with two socket-head screws (4).
86.
With brake valve body (23) in vertical position, turn cam shaft (24) in cam housing (22) to HANDLE OFF position.
This will permit cam dog (30) to drop into indent in regulating valve cam (26).
87.
Secure brake valve body (23) to cam housing (22) with five nuts (21).
88.
Install two springs (20) and two check valves (19) into two spillover check valve capnuts (17) and secure with two
retaining rings (18).
89.
Install two spillover check valve capnuts (17) into cam housing (22).
90.
Install five O-rings (16) on cutoff valve (15).
91.
With milled slot in cutoff valve (15) facing upward, insert cutoff valve into bottom of cam housing (22) until milled
slot is in center of bushing.
92.
Install cutoff valve operating shaft (10) into cam housing (22). The eccentric cam of cutoff valve operating shaft
must go into milled slot in cutoff valve (15) so that top of cutoff valve operating shaft is flush with insignia plate
mounting face of cam housing.
93.
Turn slot of cutoff valve operating shaft (10) to line up with any notch on insignia plate mounting face of cam
housing (22).
94.
Install spring (9) in cutoff valve operating shaft (10).
95.
Install insignia plate (11) on cutoff valve control knob (8) and install cutoff valve control knob in cutoff valve
operating shaft. Check that cutoff valve control knob locks in position.
96.
Secure insignia plate (11) with three screws (7).
97.
Check that cutoff valve control knob (8) moves freely. Leave cutoff valve (15) in OUT position.
98.
Install O-ring (14) on cutoff pilot valve position selector plug (13).
4-45
