Textron Jacobsen Super LF 1880 Fairway Mower with ROPS, Инструкции по обслуживанию и ремонту

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CHASSIS
9E-9
SECTION 9E. LIFT ASSEMBLY AND CYLINDER
GENERAL
The lift assembly and lift cylinders are used to lift and
lower the reels. The lift arm, yoke, and cylinders are
mounted using pins, washers, and cotter pins
(Figure 9E-1).
REMOVAL
1. Lower the reels, shut down the engine, and
remove the ignition key.
2. Thoroughly clean the hydraulic cylinder and area
surrounding the cylinder.
3. Tag and disconnect the hoses at the lift cylinder.
Immediately plug the hoses and cylinder ports to
prevent contamination of the hydraulic system.
4. Remove the cotter pins, washers, and pin attach-
ing the cylinder to the frame and lift arm.
5. Remove the cylinder.
Figure 9E-1. Lift Assembly and Cylinder
INSPECTION
Inspect the lift arm, lift yoke, extension springs and
arm, and pivot yoke for sloppy or loose operation
(Figure 9E-2).
Figure 9E-2. Lift Arm Assembly
Replace damaged or worn parts. If necessary, replace
the lift arm and spring arm bushings.
INSTALLATION
See Section 8J for cylinder repair procedures.
1. Position the lift cylinder on the frame and lift arm.
Secure with cotter pins, washer, and pins.
2. Remove plugs from the hydraulic hoses and cylin-
der.
3. Using the tags created during removal, connect
the hydraulic hoses to the cylinder.
4. Start the engine and lift and lower reels. Check for
leaks and repair as necessary.
5. Check the hydraulic oil level.
CAUTION
Care must be taken to avoid damaging the surface
of the cylinder rod during removal and installation.
Spring and
Springs Arm
Lift Cylinder
Lift Yoke Lift Arm Pivot Yoke
9E