Hach 1950Plus Instrument Manual page 124

Uv process toc analyzer
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Section 7
Figure 48 UV Lamp Position in the Analyzer
1.
UV Lamp Assembly
2.
Disconnect tubing from manifold.
Figure 49 UV Lamp Assembly Access Cover
1.
UV Access Cover
1
The number of screws varies with the number of lamps in the assembly.
Page 124
Replacing a UV Lamp
6. Install the new lamp using this procedure in reverse order. Make sure the
PFA tubing from the reactor passes through the GLS fitting so that the
reactor effluent does not contact the fitting.
7. Close the enclosure door and resupply power. Do not supply power to
the UV lamp while the enclosure door is open.
3.
4.
1
2.
Captive screws (2)
Loosen socket head cap screws. (2x)
Release captive screws. (2x)
3.
M4 x ¼ screws1
2
UP
3
UVTOCMaintenance.fm

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