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HYDRAULIC SYSTEM
12. Record the difference or "fl ow droop" of the pump.
For the Hydro-Gear PR Series pump, maximum
allowable "fl ow droop" is 2.5 gpm (9.46lpm). Any
droop greater than 2.5 gpm (9.46lpm) is considered
unacceptable and the pump should be repaired/
replaced barring any other potential causes.
13. Return the motion control lever to the neutral posi-
tion and return both levers to the neutral locked
position. Engage the parking brake. Slow the engine
speed to idle and turn the ignition switch to the OFF
position.
14. Remove the hydraulic fl ow tester from the hydraulic
lines.
15. Install the hydraulic lines to the wheel motor. Note
the previously marked hose and fi tting positions.
4
16. Check the hydraulic reservoir. Fill as necessary to
the "Hot" level mark (Fig. 347).
Note: Cold oil level has been lowered by 1/4"
(.635cm) from that shown in 2006-2008
Operator Manuals.
A
B
D
A. Cap
B. Baffl e
4-34
C
Fig 347
fi g. 55 line art
C. Cold fl uid level - full
D. Hot fl uid level - full
17. Reinstall the rear tire and lower the unit to the
ground.
18. Remove the temporary jumper cable from the wire
harness seat switch terminals. Plug the wire harness
terminals into the seat switch (Fig. 348).
Fig 348
19. Plug the wire harness electric clutch wire into the
electric PTO clutch (Fig. 349).
Fig 349
20. Lower the seat.
Z580/Z593/Z595 Diesel Service Manual
PICT-3471
PICT-3513
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