Toro Groundsmaster 4300-D Service Manual page 187

Removing the Deck Control Manifold Assembly
Groundsmaster ® 4300-D
16226SL Rev C
Before opening the hydraulic system, operate all the hydraulic
controls to release system pressure and avoid injury from the
pressurized hydraulic fluid; refer to
Hydraulic System (page
1. Park the machine on a level surface, lower the cutting decks, shut off the
engine, set the parking brake, and remove the key from the key switch.
2. Read the General Precautions for Removing and Installing the Hydraulic
System Components (page
3. Tilt the operator seat and engage the seat prop to retain the seat in the
raised position.
4. Locate the hydraulic deck control manifold.
5. For assembly purposes, label all the hydraulic and electrical connections.
Clean the hydraulic connections before loosening the hydraulic lines.
6. Disconnect the hydraulic hoses and tubes from the fittings in the manifold.
Allow the lines to drain into a suitable container. Remove and discard the
O-rings from the fittings.
7. Install clean caps or plugs on the hydraulic tubes and fittings to prevent
contamination.
8. Disconnect the wire harness leads from the solenoid coils on the deck control
manifold.
9. Remove the 3 flange-head screws (item 11 in
deck control manifold to the bracket, and remove the deck control manifold
from the machine.
10. If necessary, remove the hydraulic fittings from the manifold
Discard the O-rings that were removed.
CAUTION
Releasing Pressure from the
4–6).
4–87).
Page 4–125
Figure 97) that secure the
(Figure
Hydraulic System: Service and Repairs
98).