Emhart Teknologies - 50 Shelton Technology Center, Shelton CT 06484 - Tel. (203) 924-9341 - Fax (800) 225-5614 Page 23
Lock Pin Holder
Pull
Figure
7-3
Spin Pull Head Case
Mandrel
d) Pull the Lock Pin Holder in with your finger while you screw the new Mandrel into the Spin
Pull Head until it stops. Release the Lock Pin Holder so that it returns to its original position.
e) If the Lock Pin Holder does not return to its original position, turn the Mandrel counter
clockwise until the Lock Pin engages the Mandrel. (See figure 7-3)
B. NOSEPIECE REPLACEMENT, ADJUSTMENT OF THE MANDREL
Protrusion Length Procedure
a) Disconnect the air supply.
b) Use a 23mm and a 19mm spanner to loosen the Lock Nut
and remove the Nosepiece and the lock nut from the Nose
Housing. Change the Nosepiece (Figure 7-4).
c) Screw the lock nut and Nosepiece into the Nose Housing.
d) For an Open End POP Nut:
•
Thread the Nosepiece all the way into the Nose housing.
•
Screw the open end POP Nut onto the Mandrel and adjust the Nosepiece so that
approximately one thread of the Mandrel screw thread extends beyond the POP Nut
(Figure 7-5).
•
Unthread the Nosepiece until it is against the POP Nut flange.
•
Tighten the Nosepiece Lock Nut.
e) For a Closed End POP Nut:
•
Thread the Nosepiece all the way into the Nose housing.
•
Screw the Closed End POP Nut onto the Mandrel until it stops
Open End POP NUT
Figure 7-5
One thread
Close End POP Nut
Figure 7-6
One pitch
Figure 7-2
Nose Housing
Mandrel
Lock Nut
Nose
Figure 7-4
