Nilfisk-Advance America 56316025 (R32-C) - Manual (Page 17)

ENGLISH / A-17
Adhancer ™ R28-C, R32-C / BR 800S TRIO EDS ™ - 56041647 - A-17
GENERAL MACHINE TROUBLESHOOTING
Problem Possible Cause Remedy
Poor water pick-up Worn or torn squeegee blades Reverse or replace
Squeegee out of adjustment
Adjust so blades touch fl oor evenly
across entire width
Recovery tank full Empty recovery tank
Recovery tank drain hose leak Secure drain hose cap or replace
Recovery tank cover gasket leak Replace gasket / Seat cover properly
Debris caught in squeegee Clean squeegee tool
Vacuum hose clogged Remove debris
Using too much solution Adjust solution control valves
Foam fi lter cover not seated Seat cover properly
Poor scrubbing performance Worn brush Rotate or replace brushes
Wrong brush type Consult Nilfi sk-Advance
Wrong cleaning chemical Consult Nilfi sk-Advance
Moving machine too fast Slow down
Not using enough solution Adjust solution fl ow rate to high fl ow
Inadequate solution fl ow
or no solution
Solution tank empty Fill solution tank
Solution lines, valves, fi lter or trough clogged Flush lines, trough and clean solution fi lter
Solution valve not open Open solution valve
Solution solenoid valve Clean or replace valve
Machine does not run Emergency stop switch tripped Reconnect battery connectors
Operator seat safety switch Check for open circuit and replace
Main system controller
Check error fault codes
(see service manual)
Tripped 10 Amp circuit breaker Check for electrical short circuit & reset
No FWD/REV wheel drive Drive system speed controller
Check error fault codes
(see service manual)
Tripped 45 Amp circuit breaker Check for drive motor overload
Emergency stop switch tripped Reconnect battery connectors
Vacuum shuts off and display shows
“FULL” when recovery tank is not full
Plugged squeegee hose Clear debris
Vacuuming large amounts of water
at a high travel speed Slow down or disable auto shut-off feature
(see service manual)
Poor Sweeping Performance Hopper Full Empty and clean hopper
Brushes worn Replace brushes
Bristles have taken a set Rotate brushes
No Detergent Flow Empty detergent cartridge Fill detergent cartridge
Plugged or kinked detergent fl ow line
Purge system, straighten lines to
remove any kinks
Dry seal cap on detergent cartridge not sealed Reseat dry seal cap
Detergent pump wiring
disconnected or backwards
Connect or reconnect wiring