OPERATION
6550E 330359 (5--05)
18
HOPPER TEMPERATURE LIGHT --
THERMO SENTRY
The hopper temperature light comes on when
there is too much heat in the hopper, possibly
from a fire. The Thermo Sentry will stop the
vacuum fan.
The Thermo Sentry has to be reset manually, see
THERMO SENTRY
in
MAINTENANCE.
HOPPER DOOR LIGHT
The hopper door light comes on when the hopper
door is closed. Make sure the hopper door is open
and the hopper door light is off, before sweeping
with the machine.
CLOGGED FILTER LIGHT
The clogged filter light comes on when the hopper
dust filter is clogged.
To clean the filter, press the filter shaker switch. If
the clogged filter light remains lit, manually clean
the hopper dust filter. See
HOPPER DUST
FILTER
in
MAINTENANCE.
MAIN BRUSH SHUT DOWN LIGHT
The main brush shut down light comes on when
there is excessive down pressure for the main
brush, or there is a problem with the main and
side brush hydraulic motor circuit. The brush
pressures can be reduced with the main brush
and side brush pressure knobs.
07760
07763
07762
07761