Purite SELECT NEPTUNE Analytical, User Manual, Page: 68 / 90

7.5 A
:
T
out by trained personnel. Please ensure the instructions have been
lamp should only require replacing once per year. The unit will alarm,
the forecasted replacement date has
led.
nly
e Science and
te
units have both a
185nm and 254nm lamp.
semblies are
he
Fig-21
k
ut
aste
ly).
REPL CING THE (185/254 nm) ULTRA VIOLET LAMP/S
NB
he replacing of an Ultra violet (UV) lamp should only be carried
read and fully understood before attempting to replace the lamp. The
automatically, warning that the lamp should be replaced when either
been reached or if the lamp has
fai
Fig-20
•
Isolate the unit from the
electrical supply.
•
With the side cover removed
the UV assembly chamber can
be accessed
. (See Fig-20)
•
The
Analytica
l unit is o
fitted with one 185nm UV
lamp.
•
The
Lif
Ultima
•
The UV as
UV
Chamber
individually labelled with t
lamp wavelengths.
•
Twist to unlock the blac
bayonet cap on top of the UV
chamber
.
•
Gently pull out the lamp abo
2”, using the lead.
(See Fig-21)
•
By holding both the lamp and
its lead disconnect them.
•
Now fully withdraw the lamp.
•
(NB: as the lamp contains
Mercury (Hg) it should be
considered a hazardous w
and disposed of according
Select Neptune Manual Iss: B