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Maintenance
I. General Maintenance
1.
Lamp replacement is recommended every 9000 hours of operation. After 9000 hours, the lamp may still light,
but the UV intensity has diminished.
2.
Cleaning of the Thimble once 3-6 months with alcohol or a mild detergent.
II. Lamp Replacement
CAUTION: DO not touch the Lamp with your fingers. Handle by the ends only or wear soft non-abrasive heat-resistant
gloves to prevent any finger marks or burning.
1.
No need to shut off water supply to UV system.
2.
Disconnect main power source and allow the unit to power down for 30 seconds.
3.
Remove the cover cap.
4.
Withdraw wire with lamp carefully until approximately 2 inches of the lamp is exposed. Lamp case can be
very hot - be careful and do not drop the Lamp into the Thimble as both are easily broken.
5.
Remove the 4-pin electrical socket from the lamp pins and keep a firm hold of the UV lamp.
6.
Withdraw Lamp from Thimble carefully. Be sure to withdraw lamp straight out without angling until
completely clear of Thimble.
7.
Follow up Lamp installation steps (UV Lamp Installation Steps 2 to step 6) to reinstall new lamp.
8.
Reset the Ballast Timer per Ballast Operation Instructions “Lamp Replacement Due”.
III. Thimble (Quartz Tube) Replacement
1.
Turn off power.
2.
Shut off water supply to UV system via inlet and outlet valves.
3.
Drain the chamber.
4.
Follow lamp replacement steps (above) to remove UV lamp.
5.
Twist off nuts from reactor chamber.
6.
Remove O-ring.
7.
Remove quartz sleeve and withdraw it from chamber carefully.
8.
If the thimble is broken, please follow next steps before reinstallation.
a.
Remove the input/output water pipe connector and withdraw the reactor chamber.
b.
Carefully remove as much of the broken thimble as possible from both ends of the chamber.
c.
To remove any fragments of glass, hold the system vertically and shake. The fragments will break
and drop out from threaded fitting of the chamber. Flush water through chamber, being careful to
remove all fragments from the interior of the chamber.
d.
Carefully discard all pieces of the broken quartz sleeve.
9.
Follow the installation steps (Thimble (Quartz Tube) Installation steps 1 to 7) to re-install the thimble into the
chamber.
10.
Slowing restore water supply to UV system and check for leaks.
11.
Follow the lamp installation steps (per the above) to reinstall new lamp.
12.
Turn power back on.
