TM10-3930-660-34 10-4 BRAKE CONTROL VALVE - REPAIR (Cont’d) v.    Remove plug (45), spring (47) and stop (48). w.  Remove and discard O-ring (49) from plug (45). x.   Depress plug (50) and remove retaining ring (51). y.   Remove plug (50) Remove and discard O-ring (52). CAUTION Use extreme care when removing spool (53).   Do not force spool (53) at any time during removal Failure to follow this precaution will result in part damage. z.   Remove spool (53) The spool (53) can be guided out of valve by reaching into either large port on bottom Remove and discard O-ring (54) from spool (53) 2.  SEPARATE AND DISASSEMBLE CONTROL HOUSING (59) FROM CHARGING SECTION (60) a Remove two screws (55) and two lockwashers (56) Discard lock- washers (56) b Remove screw (57) and lockwasher (58) Discard lockwasher (58) c Separate control housing (59) from charging section (60) d Remove and discard O-rings (61 and 62) from charging section (60) e Remove two screws (63) and one label (64) if necessary 10-11