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BA1N Kinetic Energy Buffer
12.4.4
Fan
General
General fan maintenance steps:
①
designation of the bearings
②
average speed
③
number of operating hours until re-lubrication
④
grease quantity
⑤
grease designation
Fig. 12-2:
Re-lubrication instruction sign
There may be cases when the fan unit must be dismounted for maintenance
measures or troubleshooting.
●
This work may only be carried out by skilled personnel.
●
When dismounting the fan unit, keep all strips, screws and nuts with
which it is attached.
In parts, the housings of the fan units consist of several screwed elements.
Only unscrew the screws that are marked as such.
CAUTION
●
Ensure adequate contact protection and wait until the energy storage
device has cooled down.
●
Ensure that there are no combustible and flammable materials in the en‐
vironment of the hot fan.
CAUTION
●
Do not stay within the danger zone of the device.
●
When working on the device, switch off the line voltage and ensure that
it cannot be reactivated.
●
Wait until the device has come to a standstill.
1. Switch off the machine and disconnect the electrical fan connection.
2. Before unscrewing mounting screws, secure the fan unit such that it
cannot drop and carefully remove the fan unit from the energy storage
device.
Operation of BA1N energy storage device
Immediately after the energy storage device
has been operated, high temperatures must
be expected on the fan housing! Risk of
burns!
Risk of injuries! While voltage is applied, the
energy storage device restarts automatically,
e.g. after a power failure.
R911393264_Edition 01 Bosch Rexroth AG
61/73
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