B400 R (7190)
5
Hako system maintenance
Rotating brush unit and side wiper
Check proper raising, lowering and proper functioning of the pressure
reinforcement
Check the brush decoupling and coupling function
Check the condition and proper functioning of the driver of the rotating
brushes, replace if necessary
Check the rotating brushes for wear, replace if necessary
Remove fluff and dirt from the air inlet grilles of the brush motors
Check the wiper rubber of the side wiper, turn or replace if necessary
Check the front collision protection with deflecting roller for damage
Flex wall tank
Check the cover seal of the flex wall tank, replace if necessary
Check proper functioning of the cover support
Check the waste water and suction system, replace worn parts
if necessary
Check the flex wall for damage
Check the fresh water level indicator, calibrate if necessary
Check leak tightness and proper functioning of the drain hoses
(fresh and waste water), replace if necessary
Check the closure and seal at the drain hose, replace if necessary
Remove coarse dirt and clean the filter sieve
Check the fresh water supply, replace worn parts if necessary
Check the cover seal of the fresh water inlet
Check the sieve insert and cover seal of the fresh water filter for damage,
replace if necessary
Squeegee and vacuum motors
Check the sealing and slot strip of the squeegee, turn or replace
if necessary
Check the folding function of the squeegee
Check the deflecting bracket/deflecting rollers at the squeegee, replace
if necessary
Check the squeegee setting, reset if necessary
Check the supporting rollers of the squeegee for ease of movement and
wear, replace if necessary
Check proper functioning of the vacuum motors
Check the vacuum motor drainage valve, clean if necessary
