Nilfisk-Advance America BRX 700 Series - Manual (Page 13)

FORM NO. 56041541 - AquaRide ™ SE, AquaRide ™ SE AXP / BRX 700 series - A-13
ENGLISH / A-13
GENERAL MACHINE TROUBLESHOOTING
Problem Possible Cause Remedy
Poor water pick-up Recovery bladder full Empty recovery bladder
Recovery bladder drain hose leak Secure drain hose cap or replace
Recovery tank cover gasket leak Replace gasket / Seat cover properly
Debris caught in vacuum shoes Clean vacuum shoes
Vacuum hose clogged Remove debris
Foam fi lter cover not seated Seat cover properly
Poor extracting performance Worn brushes Rotate or replace brushes
Wrong cleaning chemical Consult Nilfi sk-Advance
Moving machine too fast Slow down
Inadequate solution fl ow Solution tank empty Fill solution tank
or no solution
Solution lines, valves, fi lter, or spray jets clogged Flush lines and clean solution fi lter & spray jets
Solution control valve is in closed position Place control valve handle in open position
Solution solenoid valves Clean or replace valves
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 for 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 for 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 Plugged vacuum hose(s) Clear debris
shows “FULL” when
recovery bladder is not full
Vacuuming large amounts of water Slow down or disable auto shut-off feature
at a high travel speed (see service manual)
Poor Sweeping Performance Debris 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
(AXP/EDS models only)
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 ratio slider magnet missing Replace slider
Detergent pump wiring disconnected Connect or reconnect wiring
or backwards
revised 3/06