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5. Service Work / Troubleshooting
Service Schedule for Tandem KSE 900:
Daily
sweeping brush
check the height adjustment and if there
are possibly stuck or rolled up objects
Vacuum: brush on top
clean / check for damage
Monthly
Battery
check level of liquid and refill if necessary
Belt
check for defects and voltage
sweeping roller and side brush
check for wear
Troubleshooting:
A.) the motor doesn't start
possible reason
potential solution:
1.) the battery is not charged
Charge the battery
2.) the overload protection jumps out the drive is blocked or correct brush roller
(see B.2)
3.) interruption in the electrical line
check the line (see the wiring diagram) and
repair the connection if necessary
B.) the results of sweeping are not satisfactory
possible reason
potential solution:
1.) the dirt container is overfilled
empty the dirt container
2.) sweepings are caught in the swee-
ping brush
take out the dirt container and remove the
object
3.) the roller RPM's are too low
see defect A.)
4.) height adjustment of the sweeping
brush is wrong
adjust the height in such a fashion that
only the tips of the bristles touch the floor
C.) the running time of the machine is insufficient
possible reason
Potential solution:
1.) the battery has little power
check the battery and refill acid if neces-
sary and charge, exchange battery if nec-
essary
2.) the power consumption is too high check the main brush for height adjust-
ment and to see if they are blocked
3.) the battery is insufficiently charged check to see if the battery and battery
charger are functioning perfectly
D.) the brushes do not rotate
possible reason
potential solution:
1.) the belt of the power transmission
unit is defective / has slipped off
check all of the belts on the machine (7
pieces)
2.) sweepings are caught in the swee-
ping roller
see B. 2
E.) the steering drive is not functioning / not properly
possible reason
potential solution:
1.) the tooth belt is defective / has
slipped off
see D.1
2.) the friction clutch is not engaging adjust the setting mechanism on the han-
dle console (part 95)
F.) too much dust develops
possible reason
potential solution:
1.) the dust filter is clogged
tap out the filter; remove and replace if
necessary
2.) the container is improperly in-
serted
put the container properly in place
