Operation (For All Models); Maintenance And Adjustment - Siemens PELTON & CRANE Light Fantastic II Installation Instructions Manual

1.22 Dimmer Control (Figure 8 and Figure
9)-The dimmer control is located on the
front of the mounting box. It can be adjusted to
three levels of intensity. The LO, MED and HI set-
tings provide approximately 1500, 2000 and 2500
footcandles of light intensity, respectively.
| —~oimmer
CONTROL
DIMMER
CONTROL
FIGURE 9 - LFLII
1.23 Refer to page 1, paragraphs 1.02 through
1.06 for familiarization of other important
features of the LFWII and LFLII.
2.00 OPERATION (For All Models)
2.01 Position light head approximately 18" (45.7
cm) to 36" (91.4 cm) from the oral cavity.
Reposition light head as required during the op-
erative procedure.
NOTE: The lamp focus is factory set for
an optimum pattern at distances
of 18" (45.7 em) to 36" (91.4
cm). If further focusing is re-
quired, refer to page 6, paragraph
3.06.
2.02 Turn control switch ON.
3.00 MAINTENANCE AND ADJUSTMENT
(For All Models)
3.01 Cleaning Plastic Shields—The Light Fantas-
tic Il has two plastic shields (Figure 1).
Both plastic shields may be removed for clean-
ing. To remove plastic shields, the following pro-
cedure should be performed:
WARNING: TO AVOID BURNING FINGERS
OR HAND, ENSURE LAMP IS
OFF AND COOL.
e Open rear of light by depressing small
pin on side of light frame.
© Gently squeeze one side of plastic
shield to be cleaned until edge is inside
the frame retaining edge (Figure 10).
© Remove by pushing plastic shield
through back side of light.
e@ Wash the shield in a mild detergent and
water, and dry with soft cloth. The plas-
tic shield is unbreakable but may be
easily scratched.
e Replace plastic shield by placing one
side of plastic shield in position behind
the frame retaining edge with edge of
shield against retaining bosses. Push
other side straight down until shield
snaps in place.
WARNING: DO NOT OPERATE LIGHT UN-
LESS PLASTIC SHIELDS ARE
IN PLACE. SHIELDS PROVIDE
PROTECTION IN CASE OF
LAMP EXPLOSION.
3.02 Cleaning Reflector-The Light Fantastic Il is
a precise optical instrument that when
properly cared for will provide years of trouble-
free operation. The front of the reflector should
be cleaned no more than every six months for
optimum performance. For normal cleaning, the
following procedure should be performed: