Owner’s Manual
R
PowerBoss, Inc. A Member of the Hako Group ©
2007
PowerBoss
®
CORE 50 Sweeper Scrubber
Page
57
PowerBoss
®
The Power of Clean
PROBLEM
CAUSE
SOLUTION
Engine overheats.
Low coolant level.
Supply coolant.
Clogged radiator.
Flush radiator.
Loose fan belt.
Tighten belt.
Defective thermostat.
Replace thermostat.
Machine moves slowly or
does not move.
Parking brake is on.
Release brake.
Tow valve open.
Close tow valve.
Directional control pedal
jammed, damaged, or not
adjusted properly.
Clear jam or adjust linkage.
Low hydraulic fluid level.
Add hydraulic fluid.
Hydraulic fluid temperature
too high and too thin caused
by excessive load, climbing,
high environment
temperatures, worn pump, or
improper fluid.
Use the proper weight oil for
the operation conditions;
check pump.
Damaged or worn pump
drive coupling.
Replace damaged item.
TROUBLESHOOTING (CONTINUED)
NOTE: If coolant loss has not occurred, check for malfunction
of the temperature sending unit.
