AMERICAN ULTRAVIOLET Lesco SUPERSPOT MK III, Technical Reference Manual, Page: 18 / 54

KMM1002P
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4.1.2. Set Timer
Set the exposure timer to the desired exposure duration (0.01 to 99.99 sec.) by pushing
the miniature thumb switches. If one intends to operate in the "Manual" mode, make sure
the "Timer/Manual" switch is in the "Manual" position. See section 3.2.3.
4.1.3. Lightguide
Plug the lightguide into receptacle. Make sure the lightguide is pushed in until one feels
the spring-loaded retainer snap into the retaining groove (if using standard lightguide).
4.1.4. Reset Hour Meter
With the power ON, make sure the lamp hour meter is at zero. If not, zero the hour meter
by pushing in, with the aid of a pencil, the recessed reset button located at the rear of the
unit. Turn the unit OFF after the hour meter is zeroed.
** WARNING **
When the unit is operating and the shutter is open, a concentrated beam
of UV light is emitted from the light exit port. UV light is hazardous to the eyes
and skin. Never open the shutter without wearing protective goggles.
Never expose skin to direct UV radiation.
** CAUTION **
Front or top window is made of UV absorbing polycarbonate.
If the window is cracked, broken, or missing, do not operate the unit.
Exposure to UV light is hazardous to the eyes and skin.
4.1.5. Turn Unit On
Turn the unit ON by pushing the ON/OFF switch on the front panel to the "ON" position.
The lamp will ignite. In a few seconds, the lamp will begin to emit light, which can be
observed from the top or front window. Both fans located at the rear panel of the unit will
come on.
Note: If the lamp does not ignite within 15 seconds, turn the unit OFF for 10
seconds and retry.
** CAUTION **
Forced air-cooling is necessary for proper operation of lamp and power supply.
DO NOT OPERATE unit unless both fans are ON.