CASE > HEAVY EQUIPMENT > CRAWLER EXCAVATORS > DROTT > (50) - DROTT SERIES-D CRAWLER EXCAVATOR (S/N 6279926 & AFTER) (1/76-12/80) > (35) - HYDRAULIC SYSTEMS

(104) - SWING REDUCER, (USED ON UNITS WITH SERIAL NUMBER 6279926 - 6280130) (SN.6279926 & AFTER) (106) - SWING REDUCER, (USED ON UNITS WITH SERIAL NUMBER 6280131 & AFTER) (SN. 6279926 & AFTER) (112) - INNER SWIVEL, (USED WITH TRACK BRAKE AND HI-LOW RANGE SHIFT) (SN. 6279926 AND AFTER) (114) - INNER SWIVEL, (USED WITH HI-LOW RANGE SHIFT) (S/N 6279926 AND AFTER) (132) - WRIST-O-TWIST TUBING, (S/N 6279926 AND AFTER) (134) - PILOT PRESSR.TUBING FROM AUXILIARY PUMP, (USED ON UNITS W/ SN. 6279926-6280344)(SN/ 6279926 & AFTER) (138) - PILOT TUBING FROM FOOT MODULATOR CONTROL TO BULKHEAD, (USED ON UNITS W/ SN. 6280345 & AFTER) (140) - PILOT TUBING FROM HAND MODULATOR CONTROL TO BULKHEAD, (USED ON UNITS W/ SN. 6279926-6280344) (142) - PILOT TUBING FROM BULKHEAD TO MAIN CONTROL VALVES, (USED ON UNITS W/ SN. 6279926-6280344) (144) - DRIVE LOCK, PILOT PRESSURE AND RETURN TUBING, THRU SOLENOID MONOBLOCK VALVE(USED ON UNITS W/ SN. (146) - MAIN CONTROL VALVE POWER SENSING TUBING (USED ON UNITS W/ SN. 6279926-6280344) (SN. 6279926 & AFTER) (148) - PILOT PRESSURE TUBING FROM AUXILIARY PUMP (USED ON UNITS W/ SN. 6280345 & AFTER)(SN. 6279926 & AFTER (154) - FOOT CONTROL VALVE AND DRIVE LOCK TUBING (USED ON UNITS W/ SN. 6280345 & AFTER) (SN. 6279926 & AFTER (155A) - MONOBLOCK SUPPLY AND DRAIN TUBING, (USED ON UNITS W/ SN. 6280345 & AFTER) (SN. 6279926 & AFTER) (156) - HAND CONTROL VALVE TUBING, (USED ON UNITS W/ SN. 6280345 & AFTER) (SN. 6279926 & AFTER) (158) - MAIN CONTROL VALVE POWER SENSING TUBING (USED ON UNITS W/ SN. 6280345 & AFTER) (SN. 6279926 & AFTER) (160) - RESERVOIR TO PUMP TO VALVES TUBING (USED ON UNITS W/ SN. 6279926-6280344) (SN.6279926 & AFTER) (162) - RESERVOIR TO PUMP TO VALVES TUBING (USED ON UNITS W/ SN. 6279926-6280344) (SN.6279926&AFTER) (164) - RESERVOIR TO PUMP TO VALVES TUBING (USED ON UNITS W/SN. 6280345 & AFTER) (SN.6279926 & AFTER) (166) - MAIN VALVES TO FILTERS TO RESERVOIR&COOLER TUBING (USED ON UNITS W/SN.6279926-6280344) (170) - MAIN VALVES TO FILTER TO TANK AND COOLER TUBING(USED ON UNITS W/SN.6279926-6280344)(SN.6279926&AFTER (172) - MAIN VALVES TO FILTERS TO TANK & COOLER HYDRAULICS(USED ON UNITS W/SN.6280345&AFTER)(SN.6279926&AFTE (174) - SWING MOTOR TUBING, (S/N 6279926 AND AFTER) (176) - CROWD, HOIST & TOOL TUBING FROM VALVES TO BOOM,(USED ON UNITS W/SN.6279926-6280344)(SN.6279926&AFTER (178) - BOOM AND DIPPERSTICK TUBING, (USED ON UNITS W/ SN. 6279926-6280344)(SN. 6279926 AND AFTER) (180) - CROWD, HOIST & TOOL TUBING FROM VALVES TO BOOM, (USED ON UNITS W/SN.6280345&AFTER)(SN.6279926 &AFTER (182) - BOOM AND DIPPERSTICK TUBING, (USED ON UNITS W/ SN. 6280345 & AFTER)(SN. 6279926 & AFTER) (184) - TRACK DRIVE MOTOR TUBING FROM VALVES TO SWIVEL, (S/N 6279926 & AFTER) (186) - LOWER TRACK DRIVE MOTOR TUBING & DRAIN, (USED ON UNITS W/ SN. 6279926 - 6280258)(SN. 6279926 & AFTER (188) - LOWER TRACK DRIVE MOTOR TUBING AND DRAIN, (USED ON UNITS W/ SN. 6280259 & AFTER)(SN. 6279926 & AFTER (189A) - HI-LOW RANGE AND DRIVE BRAKE TUBING, (USED ON UNITS W/ SN. 6279926-6280258)(SN. 6279926 AND AFTER) (189E) - HI-LOW RANGE AND DRIVE BRAKE TUBING, (USED ON UNITS W/ SN. 6280259 AND AFTER)(SN. 6279926 & AFTER) (190) - OPTIONAL FAST HOIST HYDRAULICS, (USED ON UNITS WITH SN. 6279926 - 6280344)(SN. 6279926 AND AFTER) (192) - FAST HOIST TUBING, (USED ON UNITS WITH SERIAL NUMBER 6280345 & AFTER)(SN.6279926 & AFTER) (194) - AUXILIARY TUBING, (USED ON UNITS W/ SN. 6280345 & AFTER)(SN. 6279926 AND AFTER) (196) - OPTIONAL LEVELER TUBING, (USED ON UNITS W/ SN. 6279926-6280344)(SN.6279926 AND AFTER) (198) - OPTIONAL LEVELER TUBING, (USED ON UNITS W/O OPTIONAL AUXILIARY)(USED ON UNITS W/SN.6280345 AND AFTER (200) - OPTIONAL LEVELER TUBING, (USED ON UNITS W/ OPTIONAL AUXILIARY)(USED ON UNITS W/ SN. 6280345 & AFTER) (202) - CROWD CYLINDER, (7" ID X 47.50" STROKE), (S/N 6279926 & AFTER) (204) - HOIST CYLINDER, (7" ID X 54.50" STROKE), (S/N 6279926 & AFTER) (206) - TOOL CYLINDER, (6.50" ID X 36.30" STROKE), (S/N 6279926 & AFTER) (208) - LEVELER CYLINDER, (5.25" ID X 5.87" STROKE), (USED ON UNITS W/SN.6279927-6280344)(SN.6279926 & AFTER (210) - LEVELER CYLINDER, (6.25" ID X 5.87" STROKE),(USED ON UNITS W/SN.6280345 & AFTER)(SN. 6279926 & AFTER (212) - WRIST-O-TWIST CYLINDER, (5.50" ID X 8.20" STROKE), (S/N 6279926 AND AFTER) (214) - HYDRAULIC OIL TANK AND RELATED PARTS, (S/N 6279926 AND AFTER) (216) - HYDRAULIC OIL TANK AND RELATED PARTS, (USED WITH TANK WITH SQUARE CORNERS)(SN.6279926 & AFTER) (218) - 7-PORT SWIVEL AND RELATED PARTS, (S/N 6279926 AND AFTER) (220) - HYDRAULIC OIL FILTER, (USED ON UNITS WITH SERIAL NUMBER 6279926-6280344)(SN.6279926 AND AFTER) (222) - HYDRAULIC OIL FILTER, (USED ON UNITS WITH SERIAL NUMBER 6279926 - 6280344)(SN.6279926 AND AFTER) (224) - HYDRAULIC OIL FILTER, (USED ON UNITS WITH SERIAL NUMBER 6280345 & AFTER)(SN.6279926 & AFTER) (226) - MAIN HYDRAULIC PUMP, (USED WITH CASE 504BDT DIESEL ENGINE),(SN.6279926 AND AFTER) (228) - MAIN HYDRAULIC PUMP, (USED WITH DETROIT DIESEL 6V-53 ENGINE)(SN. 6279226 AND AFTER) (230) - TRACK DRIVE MOTOR, (DUAL SPEED), (S/N 6279926 AND AFTER) (232) - SWING MOTOR, (USED ON UNITS WITH SERIAL NUMBER 6279926 THRU 6280217)(SN.6279926 AND AFTER) (234) - SWING MOTOR, (USED ON UNITS WITH SERIAL NUMBER 6280218 AND AFTER)(SN.6279926 AND AFTER) (236) - SWING INLINE RELIEF VALVE, (S/N 6279926 AND AFTER) (238) - OPTIONAL LEVELER CHECK VALVE, (S/N 6279926 AND AFTER) (240) - CHECK VALVE, (USED IN TRACK DRIVE MOTOR DRAIN CIRCUIT)(USED ON UNITS W/ SN. 6279926-6280258) (242) - POWER SENSING RELIEF VALVE, (S/N 6279926 AND AFTER) (244) - SOLENOID RELIEF VALVE, (USED ON UNITS W/ SN. 6279926-6280344) (SN. 6279926 AND AFTER) (246) - SOLENOID RELIEF VALVE, (USED ON UNITS W/ SN. 6280345 & AFTER) (SN. 6279926 & AFTER) (248) - HI-LOW RANGE SOLENOID VALVE, (USED ON UNITS W/ SN. 6279926-6280344) (SN.6279926 & AFTER) (250) - HI-LOW RANGE SOLENOID VALVE, (USED ON UNITS W/ SN. 6280345 & AFTER)(SN. 6279926 AND AFTER) (252) - MODULATOR HAND CONTROL VALVE, (USED ON UNITS W/ SN. 6279926-6280344)(SN.6279926 AND AFTER) (254) - MODULATOR FOOT CONTROL VALVE, (USED ON UNITS W/ SN. 6279926-6280344)(SN.6279926 AND AFTER), (256) - HAND AND FOOT CONTROL VALVE, (USED ON UNITS W/ SN. 6280345 AND AFTER)(SN.6279926 & AFTER) (258) - FLOW CONTROL VALVE, (USED IN WRIST-O-TWIST CIRCUIT), (S/N 6279926 AND AFTER) (260) - 4-SPOOL MAIN CONTROL VALVE, (OUTSIDE), (USED ON UNITS W/ SN. 6279926 - 6280344) (261A) - 4-SPOOL MAIN CONTROL VALVE, (OUTSIDE), (USED ON UNITS W/ SN. 6280345 & AFTER)(SN. 6279926 AND AFTER) (262) - 4-SPOOL MAIN CONTROL VALVE (INSIDE), (USED ON UNITS WITH SN. 6279926-6280344)(SN.6279926 & AFTER) (263A) - 4-SPOOL MAIN CONTROL VALVE (INSIDE), (USED ON UNITS WITH SN. 6280345 AND AFTER)(SN.6279926 & AFTER) (264) - MAIN RELIEF CARTRIDGE, USED ON UNITS WITH SERIAL NUMBER 6279926-6280244 EXCEPT 6280223&6280243 (266) - MAIN RELIEF CARTRIDGE, USED ON UNITS W/ SN.6280223,6280243&6280245 AND AFTER) (268[1]) - PORT RELIEF CARTRIDGE ("R" SERIES) (268) - PORT RELIEF CARTRIDGE, (S/N 6279926 AND AFTER), PORT RELIEF (269A) - 1-SPOOL MAIN CONTROL VALVE, USED WITH LEVELER HYDRAULICS ON UNITS WHICH HAVE BOTH AUXILIARY HYDRAULI