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To replace the fluorescent light bulb in the AC648DBC model:
1. Disconnect linecord from the power entry module. Disconnect the door switch cable and
light cables. See figure 4. (Page 10)
2. Using both hands, turn the bulb counter clockwise ¼ turn and remove the bulb
from the socket.
3. Install new bulb by sliding into the light socket and turning it clockwise ¼ turn until the
bulb locks into place.
4. Reconnect the linecord, door switch cable, and light cables.
UV Bulb Replacement
Each UV bulb has a life expectancy of 1000 bulb hours. The UVTect™ Controller will track the
remaining UV bulb hours. Each time the UV bulb is illuminated, a minimum of one hour will be
used. The alarm will sound when 100 UV bulb hours remain. When the life of the UV bulb has
expired, the UV light will not work until a new bulb is installed.
To replace the UV light bulb(s) in the AC632DBC or AC648DBC models:
1. Turn off power at the power entry module. Disconnect linecord from the power entry
module. See figure 4. (Page 10)
2. Completely open the folding front sash by carefully resting it on the head assembly of
the workstation.
3. Using both hands, turn the bulb counter clockwise ¼ turn and remove from the light socket.
4. Take note of the serial number on the sleeve of the new bulb prior to installing. Install new
bulb by sliding into the light socket and turning clockwise ¼ turn until the bulb locks
5. Reconnect linecord to power entry module. Turn the power on at the power entry module.
See figure 4. (Page 10)
To enter validation number of new UV bulb:
1. Press the “MODE” arrow keys until the UV Lamp screen is displayed. This screen will
display the number of remaining useful hours for the UV bulb.
2. Press the “SELECT” up arrow key.
3. Using the “SET” keys, enter the new UV bulb validation number starting with the first digit.
Press the “SELECT” up arrow key to move to the next digit.
4. Repeat until the entire validation number is entered.
5. Press the “SELECT” up arrow key until the “<” caret blinks.
6. Finish by pressing the “SET” up arrow key once to store the UV bulb validation number.
CAUTION
Disconnect the linecord from the power entry
module prior to proceeding.
CAUTION
Disconnect the linecord from the power entry
module prior to proceeding.
