19
TENSIONING OF THE UPPER CHAIN
The chain must be tensioned, if by checking it, it becomes loose or if the rotation of the spiral is not
constant, unscrew the panel P (PICT. 14-15) loosen the screws Q, pull the support of the spiral R as far as
the tension of the chain is optimized.
Then, lock the support R with the screws Q, put the panel P on once more and fix it.
LUBRICATING THE CHAINS
After unscrewing the fixing screws, take away the upper P and the back V panels, put on the chains S-T (PICT. 14-1516)
a reasonable amount of proper grease, sufficient to lubricate all the links of the chain. Once this is done, mount the 2
panels and secure again with screws.
For any maintenance not covered in Ordinary Maintenance, and in the event of malfunctions, only contact
the manufacturer, who will send qualified and authorized staff to you.
T
HE MANUFACTURER CONSIDERS THE WARRANTY NULL AND VOID FOLLOWING UNAUTHORISED INTERVENTION ON THE
MACHINE
.
Before effecting any kind of maintenance or cleaning you must take out the plug. In any case of
malfunctioning or damage of the machine you must apply for authorized assistance from the
manufacturer (see Chapter 7).
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