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7.23 UV MONITOR REPLACEMENT
DANGER – HIGH VOLTAGE: Before
attempting to dismantle, isolate power at
control panel.
DANGER – ULTRA VIOLET LIGHT: UV
Light is harmful to eyes and exposed skin.
Do not run system with any covers or
fittings removed.
WARNING–PERSONAL INJURY and /or
EQUIPMENT DAMAGE HAZARD:
• The UV System is not user serviceable. All
installation, maintenance work and service
must be carried out by an authorized STERIS
Service Representative only. Use only
STERIS-approved replacement lamps,
quartz sleeves and monitors.
• UV chamber may be under pressure. Before
attempting to remove end plates, monitor or
quartz sleeve, depressurize and drain
chamber.
WARNING – POTENTIAL BURN HAZARD:
Possible high temperature. Before
attempting to dismantle, make sure UV
chamber is in a cool state.
CAUTION – POSSIBLE EQUIPMENT
DAMAGE HAZARD: Only use STERIS
Corporation approved UV lamps and
Quartz sleeves.
UV Monitor:
1. Unplug UV System from facility GFCI receptacle.
2. Turn off incoming water supply to ultra violet
system.
3. Disconnect UV monitor cable from back of
processor. Allow system to cool for 10 minutes.
4. Loosen and unthread the brass nut from sensor
Quartz Hi-Hat assembly and remove sensor
assembly as shown in Figures 7-18 and 7-19.
5. Install both new O-rings onto the replacements
sensor assembly as shown in Figure 7-19.
Figure 7-18. Loosen Brass Nut
Figure 7-19. Install O-Rings
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