Toro Reelmaster 5100-D - Mowing Circuit Repairs; Valve Block Service

Mowing Circuit Repairs
Valve Block Service
1. Before removing any parts from the valve block, park
the machine on a level surface, engage the parking
brake, lower the cutting units and stop the engine.
Remove key from ignition switch.
2. Raise seat and secure w
ith prop rod to get access to
valve block.
NOTE: Ports on valve block are marked for easy iden-
tification of components. Example: S1 is front mow
circuit solenoid valve and R1 is front mow/lift circuit relief
valve. (See Hydraulic Schematic and Hydraulic Flow
Diagrams to identify function of hydraulic lines and
cart
ridges at each port location.)
3. If necessary, valve block can be removed:
A. Disconnect solenoid electr
ical connecters.
B. Disconnect hydraulic lines. Put caps or plugs on
disconnected hoses and fittings to prevent contami-
nation.
C. Remove four (4) capscrews from bottom of valve
block and lift valve block out of machine.
Solenoid Wire Identification
Solenoid Power Wire Color
VS1 Orange/Black
VS2 Orange/White
1 Pink/Blue
2 Brown/White
3 Orange/Blue
4 Yellow/Black
5 Yellow/White
6 Orange/Red
7 Yellow/Blue
8 Black/Red
9 Brown/White
1
Torque to
15 in-lb
Apply
Loctit
e 242
3
2
Torque to
15 in-lb
Apply
Loctite 242
2
5
4
Torque to
15 in-lb
Apply
Loctite 242
Figure 77
1. Solenoid valve S1, S2 4. Solenoid S7, S8, S9 6. Relief Valve R1
2. Solenoid valve S3, S4, S5 5. Solenoid VS1, VS2 7. Relief Valve R2
3. Solenoid S6
Mowing Circuit Repairs Page 4 - 54 Reelmaster
®
5100-D
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