Toro Reelmaster 3100-D Service Manual page 126

Reel Circuit Testing − Manifold Relief Valve (SV) Pressure Test
(continued)
Hydraulic System: Testing
1. Park the machine on a level surface with the cutting units lowered, reel
engage/disengage switch in the disengage position, and the mow/transport
switch in the MOW position. Engine should be off and the parking brake
disengaged.
2. Read Precautions for Hydraulic Testing (page
3. Make sure that the reel speed adjuster knob (FC) is set to the highest speed
setting (fully open).
g345059
1. Hydraulic manifold
Before disconnecting or performing any work on the hydraulic
system, all pressure in the system must be relieved. See
Hydraulic System Pressure (page
4. Disconnect the hose connection from hydraulic fitting on manifold port (M1).
5. Install the tester in series with the hose and hydraulic fitting. Make sure that
the flow control valve on tester is fully open.
6. Make sure that the backlap knob on the hydraulic manifold is in the mow
position.
Keep away from reels during test to prevent personal injury from
the rotating reel blades.
7. Start the engine, and move throttle to full speed (2650 ±50 RPM).
8. Make sure that the hydraulic fluid is at normal operating temperature by
operating the machine for approximately 10 minutes.
9. Verify with a phototach that the pump speed is approximately 3100 RPM.
Figure 53
2. Hydraulic fitting (M1)
WARNING
5–3).
CAUTION
Page 5–50
5–27).
Relieving
Reelmaster ® 3100-D/3105-D
20252SL Rev A