Maintenance
16 Product Manual IRB 640
The service life of the lithium battery depends on how frequently the user switches off
the power. The estimated max service life in years for the different types of lithium
battery and the recommended exchange intervals are shown below:
* Because of material ageing the maximum service life is 5 years.
Voltage of batteries, measured at power off:
The battery is exchanged as described in the first section of this chapter, except for the
fastening of the 3-cell battery on the board, see Figure 10.
Figure 10 Fastening of the 3-cell battery.
2.11 Changing filter/cooling of motor axis 1
• Loosen the filter holder at the intake. Insert the new filter and replace the filter holder.
The article number of the filter is 3HAA 1001-612.
User type: Exchange 3-cell: Exchange 6-cell:
1. Vacation (4 weeks) power off every 5 years every 5 years*
2. Weekend power off + user type 1 every 2 years every 4 years
3. Nightly power off + user types 1 and 2 every year every 2 years
Min. Max.
Ni-Cd 7.0 V 8.7 V
Lithium 7.0 V -
Clasps
Connect the clasps
together
N.B.
Tighten the band around
the batteries before
tightening the clasps.
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