Service Manual

Problem Possible Causes
Dump hopper does not raise. Fuse (20 Amp) is faulty (other sweeper functions
af
fected as well).
Problem with power or ground from vehicle (other
sweeper functions af
fected as well).
Hopper switch or circuit wiring is faulty.
Demand solenoid valve coil (S2) or circuit wiring is
faulty
.
Hopper up solenoid valve coil (S1) or circuit wiring is
faulty
.
Hydraulic problem exists (see Chapter 3 – Hydraulic
System).
Dump hopper does not lower. Fuse (20 Amp) is faulty (other sweeper functions
af
fected as well).
Problem with power or ground from vehicle (other
sweeper functions af
fected as well).
Hopper switch or circuit wiring is faulty.
Hopper down solenoid valve coil (S4) or circuit wiring
is faulty
.
Hydraulic problem exists (see Chapter 3 – Hydraulic
System).
Electrical
System
Pro Sweep 5200 Page 4 – 3 Electrical System