Removing The Furnace Head; Initial Start-Up - Ivoclar Vivadent Programat CS4 Operating Instructions Manual

4.4 Removing the furnace head

Before the hood (29) is removed, the furnace has
to be switched off, cooled down and the power
cord (12) disconnected from the power socket
(13).
1. Loosen the attachment screw (30) for the
hood (29) and remove it
2. Remove the hood
3. Disconnect the thermocouple plug (17)
4. Disconnect the heater plug (20)
5. Disconnect the power electronics plug (18)
6. Loosen and remove the grounding band (46)
7. Press the leaf spring (24) with a finger, lift off
the furnace head at the same time and
remove it
Make sure the furnace head
has completely cooled down
before it is removed (fire
hazard).

4.5 Initial start-up

1. Connect the power cord (12) with the wall
socket.
2. Put the On/Off switch (9) at the rear of the
furnace on position "I".
Subsequently, the furnace conducts an automatic
self-test. The performance of all furnace
components is automatically checked. The display
shows the following indications during the self-
test:
b)
a) Progress bar
b) Firing hours
c) Software version
d) Current supply voltage
If any component is defective, the corresponding
error number (ER xxx) will be indicated in the dis-
play. If everything is in working order, the display
will change to the stand-by display.
Stand-by display
The stand-by display is shown after the self-test.
The last program used before the furnace was
switched off is loaded.
92
90
90 Program number
91 Current temperature
92 Furnace status
93 Program name
94 Material name
c)
a)
d)
91
94
93
17