3 minute read
Removal and Installation of Operation Remote Control Valve
Warning ・ Be sure to release hydraulic pressure before beginning work.
Caution ・ Be sure to stop the engine before beginning work.
Items to prepare •Wrenches (19 mm, 22 mm) •Box wrench (10 mm) •Hexagon wrench (5 mm) •Phillips screwdriver •Marking pen •Caps •Plugs •Rag •Cleaning fluid 1.Removal of operation remote control valve (left side) [1] Roll up the boot (1) of the control lever and use the Phillips screwdriver or box wrench (10 mm) to remove the 2 bolts (2) of the console top cover.
[2] Use the Phillips screwdriver to remove the 2 screws (3), and then remove the handle of the tilt lever (4).
[3] Use a hexagon wrench (5 mm) to remove the 2 bolts (5), and remove the grip (6) of the gate lock lever.
[4] Use the Phillips screwdriver to remove the 2 screws (7) of the console top cover.
[5] Remove the 3 connectors (8) and remove the console top cover (9).
[6] Use the Phillips screwdriver or box wrench (10 mm) to remove the 5 bolts (10). [7] Remove the cover (11).
[8] Roll up the boot (1) of the control lever, remove the connector (12) of the horn switch, and cut the wire band (13).
[9] While securing the nut (15) with a wrench (22 mm), use a wrench (19 mm) to remove the lock nut (14) and remove the control lever (16).
[10]Pull back the hose cover (17).
[11]Use a wrench (22 mm) to remove the 6 hoses (18). •Mark the joystick remote control valve and hoses so that the connectors match at the time of assembly. •Use caps and plugs to cover the joystick remote control valve and hoses to prevent any entry of water, dust or dirt. •Clean the joystick remote control valve and hoses by spraying them with a parts cleaner to prevent scratches and prevent dirt from accumulating on the connectors.
[12]Use the hexagon wrench (5 mm) to remove the 4 bolts (19).
[13]Remove the joystick remote control valve (20).
2.Removal of operation remote control valve (right side) [1] Roll up the boot (1) of the control lever and use the Phillips screwdriver or box wrench (10 mm) to remove the 2 bolts (2) of the console top cover.
[2] Use the Phillips screwdriver to remove the 2 screws (3), and then remove the handle of the tilt lever (4).
[3] Use the Phillips screwdriver to remove the 2 screws (5) of the console top cover.
[4] Remove the 3 connectors (6) and remove the console top cover (7).
[5] Use the Phillips screwdriver or box wrench (10 mm) to remove the 5 bolts (8). [6] Remove the cover (9).
[7] Roll up the boot (10) of the control lever, remove the connector (11) of the horn switch, and cut the wire band (12).
[8] While securing the nut (13) with a wrench (22 mm), use a wrench (19 mm) to remove the lock nut (14) and remove the control lever (15).
[9] Roll back the hose cover (16).
[10]Use a wrench (22 mm) to remove the 6 hoses (17). •Mark the joystick remote control valve and hoses so that the connectors match at the time of assembly. •Use caps and plugs to cover the joystick remote control valve and hoses to prevent any entry of water, dust or dirt. •Clean the joystick remote control valve and hoses by spraying them with a parts cleaner to prevent scratches and prevent dirt from accumulating on the connectors. [11]Use the hexagon wrench (5 mm) to remove the 4 bolts (18) and 4 washers (19).
[12]Remove the joystick remote control valve (20).
3.Installation of operation remote control valve
To install, perform the reverse of the removal procedure.
Be careful not to connect the hydraulic hoses in incorrect locations.
Before installing the hoses, check that the hose adapters are not loose and retighten them to the specified torque.
P port Hose adapter tightening torque : 28.4 ± 2.9 N•m Hydraulic hose tightening torque : 49 ± 4.9 N•m
T port, 1 - 4 ports Hose adapter, hydraulic hose tightening torque : 49 ± 4.9 N•m
