Davey Aquashield MAX Packaged Ultra Violet Water Treatment System - Manual (Page 23)

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During service DO NOT use lubricants or sealants of any type on the o-rings.
Keep the inside of the quartz sleeve dry and clean.
WARNING - Do not use hydrocarbon based or hydrocarbon propelled sprays
around the electrical components of this unit.
WARNING
ULTRA-VIOLET RADIATION IS HARMFUL TO SKIN AND EYES.
EYES
Switch off UV system before removing covers. If working within line of
sight of UV light, ensure that a suitable full face plastic facemask
is worn.
SKIN
It is recommended that exposed skin is covered to prevent sunburn,
possibly severe, if working within line of sight of operating UV
system. Note: exposure to UV light results in symptoms that
develop slowly, the exposure cannot be felt at the time.
SYMPTOMS
EYES: Mild exposure - irritation developing several hours later.
Severe exposure - sore, red eyes, sensitive to light, painful to keep
eyes open.
SKIN: Mild exposure - slight reddening, tenderness, mild sunburn
symptoms.
Severe exposure - skin sloughing (peeling), weeping area, sever
sunburn symptoms.
FIRST AID
EYES: In mild cases, if in doubt seek medical attention.
Severe cases cover eyes with gauze or clean cloth, seek medical
attention.
SKIN: In mild cases removal from exposure may be sufficient. If in doubt
seek medical attention.
In severe cases, cover affected area loosely with a clean bandage
or cloth. Seek medical attention. Do not apply fat, butter or oil to
skin.
The above notes are intended to highlight the dangers of exposure to
UV radiation. With sensible precautions any hazard can be eliminated.
Germicidal UV cannot pass through clothing or other opaque materials or
clear materials such as plastics or even window glass.