F-code
Section
C-code
PS S7.0 Lift Cylinder
7310
Version no
T-code
000
RMX,HMX,CMX
1. Removal DANGER HOT OIL under pressure may be present. Be certain truck is safely blocked and pressure is released. Some spillage of hydraulic oil may occur. 1. Park the truck on a level surface and make sure parking brake is applied. 2. Raise and block lifting frame of truck to prevent lifting frame from tipping when the lift cylinder is removed. Release pressure in cylinder by activating lowering valve. 3. Drain hydraulic oil from lift pump reservoir. 4. Disconnect and remove battery from unit to prevent accidental operation. 5. Open access door fully. 6. Remove hydraulic line from lift pump assembly and cap ends to prevent contaminants from entering the hydraulic system. Cylinder Assembly
7. Remove cap screw (16) and securing upper link mounting pin (22). Remove upper link pin (22). 8. Drive roll pin (30) from the lifting frame pivot pin and remove pivot pin (1).
101 102
8. Remove one shoulder bolt (102) and one flat washer (101) from the cylinder rod. Remove lift cylinder assembly from truck. Remove upper links (23,26) and shims (25) from cylinder assembly. 10. Thoroughly clean exterior of cylinder. Remove hydraulic hose from lift cylinder and cap ends. WARNING Be extremely careful when working with solvent. Even a small explosion or fire could cause injury or death. WARNING Compressed air used for cleaning MUST be reduced to less than 30 psi. and then only with effective chip-guarding and personal protective equipment.
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Service Manual
1997-09-24
