HYDRAULICS
4203780 First Edition 6-73
6
Wing Lift Cylinders
Removal and Installation
See Figure 6-77.
!
CAUTION
1. Lower cutting units.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
Figure 6-77
NOTES
• Label all hydraulic hoses before disconnecting to
ensure correct installation.
• All of the lift cylinders have an orifice installed
between the hose and the cylinder head end fitting.
Note the location of the orifice and recover the orifice
when removing the hydraulic hoses.
• Close all openings with caps or plugs to prevent
contamination.
2. Disconnect hydraulic hoses (3 and 5).
3. Support lift cylinder (2).
4. Remove pins (1 and 4).
5. Remove lift cylinder (2).
Installation Notes
• Install lift cylinder by reversing the order of removal.
• Make sure new O-rings are in place before installing
hoses on fittings.
• Replace hydraulic oil return filter. (See “Hydraulic Oil
Return Filter” on page 6-67.)
• Refill hydraulic tank. (Refer to “Safety, Operation, and
Maintenance Manual” for oil specifications.)
• Start engine. Check hydraulic system for leaks.
Repair as necessary.
• Check hydraulic oil level and add if necessary.
Care must be taken to avoid damaging the
surface of the cylinder rod during removal and
installation.
1
3
TN1797
5
4
2
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