How To Correct A Problem - Nilfisk-ALTO SCRUBTEC 770 S 05210F Operator's Manual

HOW TO CORRECT PROBLEMS IN THE MACHINE
PROBLEM
The machine does not remove all
the water from the fl oor.
The batteries do not give the normal
running time.
The cleaning is not even.
The machine does not run.
-28- FORM NO. 70935A
CAUSE
The squeegee is up
The vacuum tank is full.
The screen fi lter is dirty.
There is an obstruction or damage in the
squeegee, squeegee hose or standpipe.
The vacuum motor is not running.
The squeegee hose is disconnected.
The squeegee blade is damaged, worn, or
incorrectly installed.
The squeegee pressure is not correctly
adjusted.
The gaskets on the cover of the recovery
tank are damaged.
The battery terminals are dirty or damaged.
The electrolyte level is too low.
The batteries are not fully charged.
The charger is damaged.
The battery is defective.
The batteries are disconnected.
The scrub brushes or pads are worn.
There is damage to the brush assembly,
casters or the solution valve.
The brush motors are not running.
The solution level is low.
The machine loses power.
Nilfi sk ALTO
ACTION
Lower the squeegee.
Drain the tank.
Clean the screen fi lter.
Remove the obstruction or repair the
damage.
Check for tripped breaker. Have an
authorized service person make repairs.
Connect the hose.
Turn or replace the squeegee blade.
Correctly install the squeegee blade.
Adjust the pressure of the squeegee.
Replace the gaskets.
Clean the terminals and connectors.
Replace the damaged cables. Charge the
batteries.
Add distilled water to each cell and charge
the batteries.
Charge the batteries for a full 16 hour
charge.
Have an authorized service person repair
the charger.
Check voltage of each cell while
discharging.
Connect the batteries.
Replace the scrub brushes or pads.
Have an authorized service person make
the needed repairs.
Check for tripped breaker, reset. Check for
loose connections.
Fill the solution tank.
NOTE: If the motors continue to stop
consult an authorized service person.
Reset the circuit breaker.
Check wire connection to traverse motor.
Replace the fuses.
Check the batteries connections.
Check parking brake overide lever
position (if installed)
NOTE: If the motors continue to stop,
consult an authorized service person.
Operator's Manual - SCRUBTEC 770 / 784 / 795