ONE 7TS – Maintenance
DATA SHEET 00[c]:
GENERAL MACHINE
Tightening nuts and stud bolts
ATTENTION:
This procedure must be performed after setting machine to maintenance mode (see paragraph 7.3.3)
RESOURCES AND EQUIPMENT
:OPERATOR/MAINTENANCE
TECHNICIAN
FREQUENCY:
:BEFORE THE START UP+EVERY 200
HOURS + AFTER EVERYMAINTENANCE
PROCEDURE
TIME REQUIRED
: 30 MINUTES
DESCRIPTION:
ATTENTION:
For safety reasons it is absolutely prohibited to replace the stud bolts in the high-pressure head with
non original spare parts, which could not be suitable for the kind of stress applied with very serious
risks for people.
As indicated in the table “FREQUENCY OF MAINTENANCE OPERATIONS” in paragraph 7.6, check tight-
ening of screws and bolts, bearing in mind that all the stud bolts in the compression head are subject to pul-
sating stress and, in addition to being manufactured with special highly-resistant materials and accurate
working cycles, they require specific tightening of the nuts to the values indicated in the table below.
It is also necessary to frequently check tightening of screws and bolts to prevent loosening.
GEA Niro Soavi
S.p.A.
supplies with the maintenance kit the spanners needed for the nuts used on the machine.
A dynamometric spanner
(not supplied)
should be used to check tightening torques as specified in the ta-
ble.
page 7.21
This manual is property of
GEA Niro Soavi S.p.A.
and no part of it may be reproduced.
Summary of Contents for ONE 11TS
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