Service Manual

Pro Sweep 5200 Page 4 – 11 Electrical System
Service and Repairs
Solenoid Valve Coil
A solenoid valve coil on the hydraulic control manifold
(Fig. 12) can be replaced without opening the hydraulic
system.
Removal
1. Position sweeper on a level surface with dump hop-
per lowered. If sweeper is attached to towing vehicle,
engage vehicle parking brake, stop engine and remove
key from the ignition switch.
2. Disconnect the machine wiring harness electrical
connector from the solenoid coil to be replaced.
3. Remove the nut from the spool assembly.
4. Slide the coil assembly from the spool assembly. Dis-
card the coil assembly.
5. Clean all corrosion or dirt from the spool assembly.
Installation
1. Slide new coil assembly onto the spool assembly.
2. Install the nut onto the spool assembly and torque
nut 36 in–lb (4.1 N–m) (do not over tighten).
3. Connect the machine wiring harness electrical con-
nector to the solenoid coil.
1. Solenoid valve coil (S2)
2. Solenoid valve coil (S3)
3. Solenoid valve coil (S4)
4. Solenoid valve coil (S1)
5. Nut
Figure 12
1
3
5
4
5
5
36 in–lb
(4.1 N–m)
36 in–lb
(4.1 N–m)
2
Electrical
System