Berkel BS+2020T Operating And Maintenance Manual page 27

EN
CAUTION! If the braking time exceeds 4 seconds or in the case of a fault, contact
customer service for assistance.
At the end of every work shift:
- Thoroughly clean the machine, getting rid of any bone chip or food residues.
- Slip off, clean and reassemble the blade guides.
7.6 - How to perform the required checks
7.6.1 - Adjusting blade tensioning (Pic. 7.6.1)
The blades are mechanically tensioned inside the bone saw by working gear "1",
With the gear in position "1" (Pic. 7.6.1) , the blade is tensioned.
To disengage the blade, pull the gear down to position "B".
CAUTION! Given how delicate and dangerous this operation is, it must only be
performed by qualified staff that has been explicitly authorized for its performance.
7.6.2 - Replacing the blade (Pic. 7.6.2)
1
- Turn the differential circuit breaker installed upstream of the machine to position
"0" and disconnect the plug.
- Open housing "1" by turning closure "3".
- Pull gear "2" downward, as shown in Picture 7.6.2 by arrows "B".
- Next, slip off the blades from the pulleys.
- Before you assemble the new blade, clean the pulleys and blade cleaner plug first.
Whenever you need to replace the blade, we recommend that you also disas-
semble the upper pulley and thoroughly clean the machine.
With the pulleys disassembled, check t he condition of the air-tight bearings.
If they emit noise, replace them.
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Pic 7.6.1
Pic. 7.6.2