HYDRAULICS
4181383 First Edition 6-51
6
NOTICE
8. Clean all parts using clean solvent, and dry using
compressed air.
9. Inspect all parts for excessive wear, cracks, broken
parts, and scoring of the cylinder barrel, piston, and
rod.
Assembly Notes
NOTICE
• Lubricate O-rings, seals, and rod wiper with clean
hydraulic oil before assembly.
• Assemble the lift cylinder by reversing the order of
disassembly.
Hydraulic Oil Cooler
Removal and Installation
NOTE
The hydraulic oil cooler is combined with the radiator and
uses the engine cooling fan to cool the hydraulic oil.
Removal and installation of the radiator/hydraulic oil
cooler is described in Chapter 3—Engine. (See
“Radiator/Hydraulic Oil Cooler” on page 3-10.)
Hydraulic Oil Tank
Removal and Installation
See Figures 6-49 through 6-51.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-5.)
2. Disconnect the negative (–) battery cable from the
battery.
3. Place a suitable container beneath hydraulic oil tank.
4. Drain hydraulic oil from hydraulic tank.
Figure 6-49
5. Remove center floorboard (5) and seat (1).
6. Remove filler cap (2), five screws (3), and tank cover
(4).
Figure 6-50
It is important that all component parts are
absolutely clean, as contamination can result in
serious damage and/or improper operation.
Never use shop towels or rags to dry parts after
cleaning, as lint may clog passages. Dry parts
using compressed air.
It is important that all component parts are
absolutely clean, as contamination can result in
serious damage and/or improper operation.
Never use shop towels or rags to dry parts after
cleaning, as lint may clog passages. Dry parts
using compressed air.
Required Materials
Seal Kit (Jacobsen P/N 4137138)
TN1474
4
3
2
5
1
TN1381
6
7
9
10
8
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