TM 10-3930-669-20 NOTE Pivot cable shown.  All others are the same. (24) Remove hose (60) from fitting (61). (25) Loosen nut (62) from bracket (63). (26) Remove two screws (64) from bracket (63) and stack valve (65). (27) Slide bracket (63) up cable (66) and remove cotter pin (67), pin (68), and cable from stack valve (65). (28) Remove gasket (69) from stack valve (65). WARNING Cab weighs 1,010 lbs (458 kg).  Attach suitable lifting device prior to removal or installation to prevent possible injury to personnel. (29) Attach lifting device to cab (70) and remove screw (71), washer (72), and washer (73) from cab. 15-11