N2400340 Rev. 2
Page 12
9.0
Fault Diagnosis / Troubleshooting
Symptom
Possible Cause
Action Required
Unit does not operate
a. Unit not powered on
b. Unit not plugged into
power supply
c. Blown fuse
d. Power supply failure
e. Door is open
a. Press “Power” key
b. Plug in and power on
c. Replace fuse (see
Section 8.5)
d. Check circuit
operation
e. Close door
LCD display is too bright
or too dim
a. Display need contrast
adjustment
a. Refer to Section 8.4,
Contrast Adjustment
Accumulated energy in
Time Mode significantly
lower than usual
a. Blown bulb(s)
a. Ensure all light bulbs
are operational and
replace blown bulbs
as needed
Duration of Energy
Mode significantly
longer than usual for
given amount of energy
a. Blown bulb(s)
a. Ensure all light bulbs
are operational and
replace blown bulbs
as needed
10.0 Warranty
When used in laboratory conditions and according to these operating
instructions, Boekel warrants this product to be free of defective
material and workmanship for a period of two years from the date of
manufacture. The liability of Boekel for any defective equipment
during the warranty period shall be limited to the repair of such
equipment or replacement thereof with charge for parts or labor. The
UV Bulbs are not covered under warranty for damage from
mishandling, replacement error, or storage placement.
