60
Speed Scrub 350 9016424 (09-2017)
MAINTENANCE
MACHINE TROUBLESHOOTING
Problem
Cause
Solution
Service indicator icon
is
fl
ashing
Machine or on-board battery charger
fault has been detected
See SERVICE INDICATOR CODES
ec-H2O icon is red or
fl
ashing red
ec-H2O system fault has been
detected
See SERVICE INDICATOR CODES
ec-H2O icon is
fl
ashing red and blue
ec-H2O cartridge has reached
maximum water usage or expiration
Change ec-H2O cartridge
Machine will not
operate
Emergency shut-off button activated
Turn button to reset
Machine fault detected
See SERVICE INDICATOR CODES
Batteries discharged
Recharge batteries
Loose battery cable(s)
Tighten loose cables
Faulty battery(s)
Replace battery(s)
Faulty key switch
Contact service
Faulty green go pedal
Contact service
Circuit breaker tripped
Reset circuit breaker
Faulty control board
Contact service
On-board battery
charger will not
operate
Plug not connected to power supply
Check plug connection
Batteries over discharged
Replace batteries
Battery charger fault detected
See SERVICE INDICATOR CODES
Faulty charger
Replace charger
Faulty power supply cord
Replace power supply cord
Machine will not
propel
Forward / reverse light
fl
ashing
rapidly
Remove right foot from green go pedal
Propel fault has been detected
See SERVICE INDICATOR CODES
Circuit breaker tripped
Reset circuit breaker
Faulty propel motor or wiring
Contact service
Worn carbon brushes in motor
Contact service
Brush motor will not
operate
Brush motor fault has been detected
See SERVICE INDICATOR CODES
Faulty pad motor or wiring
Contact service
Worn carbon brushes in motor
Contact service
Broken or loose belt
Contact service
Vacuum motor will not
operate
Squeegee assembly is raised off
fl
oor Lower squeegee assembly to
fl
oor
Vacuum motor fault has been
detected
See SERVICE INDICATOR CODES
Faulty vacuum motor or wiring
Contact service
Poor scrubbing
performance
Debris caught in brush/pad
Remove debris
Worn brush/pad
Replace brush/pad
Incorrect brush pressure
Adjust brush pressure
Wrong brush/pad type
Use correct brush/pad for application
Low battery charge
Recharge batteries
Uneven brush pressure
Scrub head/brushes not level. Contact
service