User’s guide
HRT/D
-
16
-
HS
Tensioning and changing filament
8
9.
Slide the spring over the filament and slide the filament through to the expanding
pin.
10.
Slide the filament with expanding pin through the white insulation sleeve of the pin
block and pull it through as far as possible.
11.
Then insert the end of the filament in the wire pin. Pull it taut
and tension the spring with pliers.
12.
Tighten the socket head screw.
(Use socket screw key
no. 2
).
13.
Switch on the machine and the control unit corresponding to the replaced filament
(main switch, control unit switch
H
). Then turn the temperature control (
I
) to the
highest position (
99
).
The filament will then glow red.
Never touch the filaments and the reflectors when the machine is in operation.
14.
Take hold of the end of the filament with pliers and loosen the socket head
screw one half turn. (Use socket screw key
no. 2
).
15.
Pull the filament taut and tighten the socket head screw. Check that the filament is
straight. If not, repeat this operation.
11
100
