Kruger KF455E Manual page 34

devices on the main operating components to
avoid costly malfunctions.
Thermal breakers are installed to protect the drive
motor wherever foreseen and the brush motor.
When one of these breakers trips automatically,
the disabled function can be reactivated by fully
depressing the button of the breaker.
When the thermal breakers trip, especially when
the machine is used during the first few weeks, it
Remove and wash the squeegee
Drain the recovery tank
Drain, rinse with clean water or sanificate the
recovery tank
Charge the batteries
Check the acid level in the battery cells (if batte-
ries are not maintenance-free)
Remove brushes and check for brush wear, foreign
bodies and wrapped belts
Verify the machine general conditions.
Verify that suction hose and conduct are free
from obstructions
Check the wear of the squeegee rubber blades
Open and clean the solution water filter
Clean the brush plate, squeegee support and
squeegee
Check the lifting/lowering of the brush plate.
Check the lifting/lowering of the squeegee.
Grease the moving parts.
Check the control cable for the opening of the so-
lution water tap.
Verify the security devices ( emergency switch, me-
chanical or electromechanical brake, operator safety
switch, etc).
Descale water hoses.
7.9 RECOMMENDED SPARE PARTS
You'll always be able to use your machine as ef-
ficiently as possible by maintaining a stock of the
most common consumable materials and by sche-
duling routine and extraordinary maintenance.
Contact your dealer for a list of these spare parts.
8. OPERATING CHECKS
8.1 THE MACHINE DOESN'T WORK
might not be caused by actual machine malfun-
ctions. However, a specialized technician should
check the device if the relative breaker continues
to trip.
7.8 PERIODIC MAINTENANCE
For all the operations described herein, refer to the
instructions and detailed warnings in the relative
sections.
When After
needed every use
X
X
X
X X
X
X
X
 The key isn't inserted or correctly turned.
 Insert and turn the key to position ON.
 The battery connector is disconnected or poorly
attached to the main wiring connector.
 Firmly connect the two connectors.
 The machine is charging.
 Complete the charging operation.
 The batteries are discharged.
 Charge the batteries.
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Weekly Monthly
X
X
X
X
X
X
X
X
X
X