Toro Z Master Z597 - Hydraulic Fan Pump Installation

4-16 Z Master Z597 Diesel Service Manual
4
7. Remove the hydraulic fan pump from the unit (Fig.
171).
Fig 171 DSC-2368
Fig 172 DSC-2367
Note: Prior to connecting the hydraulic lines,
replace the O-rings with new ones and lightly
lubricate with petroleum jelly.
1. Install the hydraulic fan pump with four bolts and
nuts to the fan pump mounting plate (Fig. 172).
HYDRAULIC SYSTEM
Hydraulic Fan Pump Installation
Fig 173 DSC-2366
2. Install the three hydraulic lines to the hydraulic fan
pump and tighten (Fig. 173).
3. Install the square key in the hydraulic fan pump
shaft. Install the fan pump pulley on the shaft.
Before installing the set screws into the pulley, install
a thread locking compound on the set screws and
tighten (Fig. 174).
Note: Always use new set screws when installing
the pump drive pulley.
Fig 174 DSC-2361