Operation Manual

Owner’s Manual
R
PowerBoss, Inc. A Member of the Hako Group © 2007 PowerBoss
®
CORE 50 Sweeper Scrubber Page 63
PowerBoss
®
The Power of Clean
TROUBLESHOOTING (CONTINUED)
PROBLEM CAUSE SOLUTION
Squeegee will not lower. Fuse blown. Replace the fuse.
Loose or defective squeegee
switch (on console).
Reconnect wiring or replace
switch.
Loose wire(s) at forward
relay.
Check connections and
function.
Loose or defective
connection at coil.
Check coil and wiring.
Squeegee will not raise in
reverse.
Poor connection at reverse
solenoid.
Check connections and
function.
Hopper lift cylinder failure. Line to cylinder leaking. Tighten fittings or replace
hose.
Priority flow valve failure. Inspect or replace.
Piston seals leaking. Replace seals.
Bent piston rod. Replace rod.