60 03-7182-01.fmOperation3.6 Service informationIn case problems occur with the machine, a four-digit service code is output inthe display panel in addition to the service indicator (tool key). The table belowexplains the most important service codes. Eliminate the cause or note downthe service code and inform your authorised Hako service partner.If the cause has been eliminated, the fault must be acknowledged via the keyswitch OFF/ON.ServicecodeFault Cause Remedy1.2.5.1/1.2.5.2/1.2.5.5Brushes stop Foreign particlesbetween brush and shaftInspect the brushes forforeign particles andremove them if necessary1.2.6.1/1.2.6.8/1.2.6.2Brushes stop Foreign particles blockthe brushInspect the brushes forforeign particles andremove them if necessaryBrush not positionedcorrectly in the holderActuate the brush decou-pling system, contact theservice partnerif necessary1.2.6.3 Brush lift system,brush and suctionturbine have beenswitched offForeign particlesbetween brush head andmachineInspect the brush head forforeign particles andremove them if necessaryBrush head stuck Release brush head1.4.6.1 Squeegee liftsystem stopsOverload due to foreignparticlesInspect for foreign parti-cles and remove them ifnecessaryForeign particlesbetween squeegee andmachineInspect the lift system forforeign particles andremove them if necessarySqueegee jammed Make the squeegeeaccessible1.4.6.3/1.4.6.4Suction turbinestopsForeign particles in thesuction turbineNotify service partnerFaulty suction turbine1.5.5.1 Fresh water levelnot displayedError in the electronics Notify service partner2.2.5.1 Rotating cylindricalbrush stopsForeign particles blockthe brushInspect the rotatingcylindrical brush for foreignparticles and remove themif necessary