Replacing The Press Plunger - Ivoclar Vivadent Programat EP 5000 Operating Instructions Manual

7.7 Replacing the press plunger

In order to facilitate replacing the press plunger, the following
procedure is recommended:
1. Remove the screw (20) and press drive cover (56) while the
furnace head is closed.
20
2. Loosen the terminal screw from the press plunger (65) by about
half a rotation.
3. Open the furnace head by means of the respective key (90).
When the furnace head is wide open, switch off the furnace,
disconnect the power plug and let the furnace cool to room
temperature.
4. Push the press plunger (59) with slightly rotating movements into
the firing chamber with one hand and pull from below with the
other hand.
Contraindication:
Do not touch the thermocouple when replacing the press
plunger.
5. Push the white press plunger
(59) with the taper ahead into
the guide bush. Push the press
plunger with slightly rotating
movements into the split taper
socket (64) and fasten the screw
(65).
Contraindication:
Never reach into the press
drive during operation. There
is a risk of crushing.
Mount the press drive cover (56) and fasten with screw.
6. Connect the power plug and switch on the furnace with the 0/I
switch.
56
65
64
59
33