English 5.906-434.0 Rev. 00 (12/10)
31
1 Balance weight, brass disc
2 Wheel
Î
Remove the wheel (see chapter "Removing the
cleaning head").
Î
Î
The balance weight can be removed by using two
screwdrivers.
Î
During the installation, ensure that the balance
weight is slid all the way onto the axle.
To measure the voltage, the gauge must be connect-
ed to the positive and negative plug contacts (see ar-
rows).
Target value:
Between 17.5 and 27.5 VDC depending on the
charge status. If the voltage is lower than that, the
batteries have been deep discharged or they are de-
fective.
5.1.16Remove the balance weight (BR 30/4 C Bp
Pack only)
5.2
Check the batteries
5.2.1 Voltage measurement