Pfaff 8390 Instruction Manual page 64

Input
Daily piece counter
This function is used to call up the daily piece counter. The daily piece counter can be reset
with the Clear function.
Simulation on/off
With this function, a sealing process is simulated whereby the heating element (hot wedge
or hot air nozzle) is disengaged.
Pause
This function is used to switch off the temperature control of the heating element.
The heating element cools down.
Grinding the hot wedge (only on the PFAFF 8390-010)
After this function has been called up, the hot wedge can be ground. The speed of the feed
rollers can be altered in the menu displayed. The grinding operation is controlled with the pe-
dal function, see Chapter 12.05 Grinding the hot wedge...
Pre-heating the feed rollers (only on the PFAFF 8390-020)
This function is used to switch the automatic pre-heating function of the feed rollers on or
off. When the function is activated, a menu opens for entering the pre-heating time.
Feed rollers forwards/backwards
This function makes it possible to turn the feed rollers forwards/backwards at a freely
selectable speed. For this purpose a menu is opened with functions for selecting the
speed of the feed rollers and rotational direction, as well as for stopping and starting
the feed rollers.
Positioning the heating element
With the use of this function, the heating element can be engaged manually to facilitate the
positioning of the heating element to the feed rollers. A menu is opened with functions for
carry out the engaging or disengaging operation.
Locking the feed rollers
This function is used to lock the feed rollers in order to facilitate a feed roller change. A menu
is opened with a function for releasing the lock again.
Carriage drive off
With this function, the carriage drive is switched off for stationary operation of the machine.
With the optional double foot pedal, the machine can still be driven, see Chapter 7.05
Double foot switch.
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