FAN GP-SUCTION 8N7246 - Caterpillar

TILT RIGHT Position
Illustration 5 g01395660
Schematic of the tilt circuit in the TILT RIGHT position (1) Filter (2) Check valve (3) Load sensing valve (4) Main relief valve (5) Connector (6) Implement shutoff solenoid valve (7) Return manifold (8) Hydraulic oil cooler (9) Pilot line (10) Front piston pump (11) Bank valve (12) Return oil passage (13) Pilot oil return passage (14) Gear pump (15) Tilt cylinder (16) High pressure oil passage (17) Rear piston pump (18) Connector (19) Connector (20) Spool for the tilt control valve (21) Connector (22) Joystick base control (23) Joystick handle controls (24) Machine electronic control module (ECM) (25) Connector (26) Pilot supply passage (27) Resolver (28) Check valve (29) Flow compensator valve (30) Pilot supply passage (31) High pressure oil passage (32) Solenoid valve (33) Solenoid valve (34) Port to the head end of the tilt cylinder (35) Port to the rod end of the tilt cylinder (36) Return oil passage (37) Return oil passage (38) Makeup check valve (39) Makeup check valve (AA) Pilot oil supply to the rear piston pump (BB) Pilot oil supply to the front piston pump (CC) Pilot oil supply from the rear piston pump (DD) Pilot oil supply to the parking brakes (EE) Cooling oil to the piston motors (FF) Power (GG) Ground (HH) X axis signal (JJ) Calibration (KK) Y axis signal (LL) Calibration (MM) Power (NN) Ground (PP) Roller signal (RR) Implement shutoff solenoid (SS) Pulse width modulation driver return (9-12) (TT) ON/OFF driver return (1-4) (UU) 10V sensor return (VV) Blade angle sensor (WW) Pulse width modulation driver return (5-8) (XX) Blade raise select sensor (YY) Blade tilt right solenoid (ZZ) Blade tilt select sensor (A1) Blade tilt left solenoid (B1) Ripper/winch lever (C1) Blade angle left solenoid (D1) CAN A Data Link + (E1) Blade angle right solenoid (F1) CAN A Data Link − (G1) Blade raise solenoid (H1) Blade lower solenoid (K1) Various sensors supply
Illustration 6 g01393765
Tilt control valve in the TILT RIGHT positionTilt control valve in the HOLD position (12) Return oil passage (20) Spool (26) Pilot oil supply passage (27) Resolver (28) Check valve (29) Flow compensator spool (30) Pilot oil supply passage (31) High pressure oil passage (32) Solenoid valve (33) Solenoid valve (34) Port to the head end of the tilt cylinder (35) Port to the rod end of the tilt cylinder (36) Return oil passage (37) Return oil passage (38) Makeup check valve (39) Makeup check valve (40) Chamber (41) Spring (42) Spool (43) Pilot oil return passage (44) Passage (45) Passage (46) Port (47) Passage (48) Spring (49) Passage to load sensing valve (50) Passage from the resolver of the ripper/fourth function control valve (51) Orifice (52) Load sensing passage (53) Passage (54) Pilot oil return passage (55) Spool (56 ) Spring (57) Spring (58) Spring (59) ChamberWhen the bulldozer control is in the TILT RIGHT position, joystick base control (22) sends a pulse width modulated signal with a duty cycle between 10% and 43.3% through connector (21)