INSTRUCTION MANUAL
70
9.1.2 THE WORK CYCLE FOR COLD EXPANSION OF THE PIPE
1. Choose the correct forming pin and install it (see chapter “Changing of the forming
pin”).
2. Fasten the pipe (see chapter “The fastening of the pipe”).
3. Carry out the settings of the forming device and select suitable program from display.
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DANGER! Before starting the automatic work cycle, make sure that the pipe
has been clamped properly.
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DANGER! If the spindle does not rotate evenly or if it stops, interrupt the
work cycle immediately by pressing the EMERGENCY STOP button completely
down.
4. Press the work cycle ON
push-button. The machine will perform an automatic
work cycle. When the work cycle is finished, the spindle will stop in its correct position -
ready for the following work cycle to be carried out.
NOTE!
¨
After expansion the pipe end may be hot.
5. Loosen the expanded pipe, inspect the measures of the expansion and if
unsatisfactory, make the necessary corrections in the set values.
9.1.3 THE WORK CYCLE FOR HOT EXPANSION OF THE PIPE
1. Install the expansion pin (see chapter “Changing of the forming pin”)
2. Fasten the pipe into the clamp (see chapter “The fastening of the pipe”)
3. Carry out the adjustment of the forming tool.
4. Install a heating burner of the correct size (see chapter “Changing of the heating
burner”)
5. Adjust the heating flame and time (see chapter “The adjustment of the burner flame
and the heating time”)
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DANGER! Before starting the work cycle make sure, that the pipe has been
fastened properly and that the slide of the heating unit is in rear position.
6. Press the
push-button to start the automatic hot expansion work cycle. When the
heating nozzle enters into the pipe, the pilot burner will start and the light in the
push-button will start blinking
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DANGER! If the pilot burner does not go on, interrupt the work cycle
immediately by pressing the EMERGENCY STOP push-button completely down.
7. The pilot burner flame is burning and the operator has to give a new starting signal by
pressing the
push-button, whereupon the heating starts.
NOTE!
¨
The operator has 8 seconds to give the heating starting signal while the
push button is blinking. If this time is exceeded, the machine has to be driven
back to the starting position of a new work cycle.
