HYDRAULIC SYSTEM
4-32 Z580/Z593/Z595 Diesel Service Manual
4
3. Connect the hydraulic hose fi ttings to the hydraulic
fl ow tester (Fig. 341).
Note: The fl ow tester shown is bidirectional so it
does not matter which order the hoses are
connected to the fl ow tester. If using a direc-
tional fl ow tester, be sure to correctly connect
hoses.
5. Unplug the wire harness clutch wire from the electric
PTO clutch to prevent accidental engagement of the
mower deck (Fig. 342).
Fig 341 PICT-3507
Fig 342 PICT-3513
6. Lift the seat and unplug the harness terminals from
the seat switch. Temporarily install a jumper wire
across the harness terminals (Fig. 343).
4. Check the hydraulic reservoir. Fill as needed with
Mobil 1, 15w-50 oil.
Fig 343 PICT-3471
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