Cartridge Valve Coil Replacement - Toro Reelmaster 3550-D Service Manual

Cartridge Valve Coil Replacement

The solenoid valve coils on the hydraulic control mani-
folds (Fig. 62) can be replaced without opening the hy-
draulic system.
Removal
1. Park machine on a level surface, lower cutting
decks, engage parking brake, stop engine and remove
key from the ignition switch.
2. Disconnect the wire harness electrical connector
from the solenoid valve coil.
3. Remove the nut from the spool assembly.
4. Slide the coil assembly from the solenoid valve stem.
Discard the coil.
5. Clean any corrosion or dirt from the valve stem.
Installation
1. Slide new coil assembly onto the solenoid valve
stem.
2. Install the nut onto the spool assembly and torque
nut 60 in−lb (6.8 N−m) (do not over tighten).
3. Connect the wire harness electrical connector to the
solenoid valve coil.
Reelmaster 3550−D/3555−D/3575−D
1. Hydraulic control
manifold
2. Solenoid valve
Page 5 − 55
60 in−lb
5
(6.8 N−m)
4
3
2
1
Figure 62
3. Solenoid valve coil
4. Spacer
5. Nut
Electrical System