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Reelmaster 3550−D Page 5 − 51 Electrical System
Cartridge Valve Coil Replacement
The solenoid valve coil on the hydraulic control manifold
(Fig. 54) can be replaced without opening the hydraulic
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.
1. Lift control manifold
2. Solenoid valve (S3)
3. Solenoid valve coil
4. Spacer
5. Nut
Figure 54
60 in−lb
(6.8 N−m)
2
3
1
4
5
Electrical
System