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1) ADVISED PROCEDURE
Before unwinding,
Ensure the winding end sensor is released and the stop system is functioning :
- Program the time of start (cf page 81).
- Press the
"START"
key to make sure that
"UNWINDING"
is displayed.
- Unwind.
programming of the starting time
The user unwinds
the machine
Starting time has
come
opening of the by pass
valve
Pressure rises less than one
hour after the programmed
time, the machine starts
Press the "START" key
Unwinding
RESUME OF THE STARTING SEQUENCE (delayed start) :
Contrarly to pressure start, the by pass valve keep closed
If you program the starting time after pressing the "START" key or after unwinding, the by pass valve
closes :
- either rapidly if there is no pressure.
- or gradually if there is pressure.
Operating with differed start
Practicable only with automatic or coded valve
Pressure rises more than one hour
after the programmed time, the by
pass will be closed
the message "FAULTY 117" will
appear
opening of by
pass and auto-
matic valve for
st 1 bis cast
iron turbine
