Toro Z Master Z597 - Hydraulic Fan Motor Installation; Hydraulic System Continued

4-20 Z Master Z597 Diesel Service Manual
4
HYDRAULIC SYSTEM
Fig 187 DSC-2383
11. Loosen and remove the 4 bolts and nuts retaining
the hydraulic fan motor to the fan motor mount.
Fig 186 DSC-2382
10. With a hex wrench loosen the two set screws on the
fan hub and remove the fan (Fig. 186).
1. Note the orientation of the hydraulic ttings on the
fan motor. The case drain tting should be facing
the mounting tab on the fan motor mount (Fig. 187).
Hydraulic Fan Motor Installation
Note: As a reminder, prior to connecting the
hydraulic lines, the O-rings should be
replaced with new ones and lightly lubricate
with petroleum jelly.
2. Note the location of the hydraulic ttings and install
the hydraulic fan motor to the fan motor mount
tighten the 4 bolts and nuts (Fig. 188).
Fig 188 DSC-2384
Fig 189 DSC-2391
3. Slide the fan assembly over the motor shaft,
making sure the hub of the fan is facing toward the
motor and the square key is on the shaft. The fan
assembly should be installed so the motor shaft
is recessed approximately 1/2” (12.7mm) from the
outside of the fan hub (Fig. 189).
1/2 inch
(12.7mm)
A B
A. Mounting tab B. Case drain tting