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Annual UV Lamp Replacement

: The UV lamp has an effective life of 9000 hours of continuous operation, after which it should be

replaced regardless of its apparent condition. As a good maintenance procedure it is recommended that the quartz dome also be
cleaned at the time of lamp replacement. Hold the lamp and dome by the ends with soft dry gloves or cloth.

How to replace the  UV Lamp: 

1.

Unplug UV unit from electrical outlet and turn off supply valve before the unit. Open a faucet to depressurize the UV system 
and turn off the valve at the UV outlet to isolate UV unit. Wait several minutes for the lamp to cool down.

2.

Unscrew the ground nut and remove the ground wire (green wire with yellow stripes).

3.

Loosen the black screw on the lamp connector cover and remove cover from the gland nut. 

4.

Carefully slide UV lamp slightly out of chamber and hold the lamp end with one hand.  

CAUTION: 

The lamp end can be 

very hot. Gently pull off the connector with your other hand to disconnect the lamp completely. Slowly remove lamp from the
disinfection chamber completely. 

5.

Remove the quartz dome by loosening the gland nut and carefully extracting from the unit. Remove dome absolutely
vertically from its position until the other end comes out. 

CAUTION: 

If you bend the dome mid-way, it can break easily and 

pieces of quartz can fall into the UV chamber. Do not lose the spring. 

6.

Remove & discard used dome "O" ring. Clean dome gently with a vinegar solution or a household scale-removal product. 

7.

Using a small pointed tool carefully take the gland-nut "O" ring out of the gland nut. Take care not to scratch the gland nut.

8.

A dome "O" ring (thicker) and gland nut "O" ring (thinner) are included with the replacement lamp. Slide gland nut "O" ring 
into the internal groove of the gland nut. 

9.

Replace dome "O" ring on to quartz dome about 1" from the open end. Gently push the quartz dome into the gland nut until 
it touches the top. Carefully replace quartz dome into UV chamber and hand-tighten gland nut. 

10. Carefully unpack the new lamp and slide into the disinfection chamber. Holding the lamp end, gently lamp connector on 

to the pins. Slide the lamp connector cover over the gland nut and tighten the black screw. Re-connect ground wire.

11. Slowly open supply-valve and valves before and after the UV and check for leaks. 
12. Depress timer button while reconnecting ballast to electrical outlet and keep the button depressed until the ballast emits 

a solid three-second beep. This will re-set the lamp-change-timer to zero and the 3-second beep will confirm that the re-set 
was successful.

13   Flush water through the UV for 2-3 minutes. The unit is ready for service.

Cleaning the Quartz Dome

: Some water conditions may require cleaning of the quartz dome more than once a year. To clean

quartz dome, follow the lamp-replacement instructions. 

NOTE:

Do not depress timer-button when reconnecting ballast to 

electrical outlet. The green lamp-ON LED will light, followed by three buzzer beeps and three red timer-LED flashes. The quartz
dome should be replaced every three years.

PROBLEM 

PROBABLE 

CAUSE 

SOLUTION 

Ballast is in 
alarm 

1. UV Lamp is out 
2. Time to change UV 

Lamp. 

1. Check Lamp 

connections. 
Tighten if necessary 

2. Replace Lamp 

UV Lamp will 
not light 

1. Input voltage may be 

below or above 120 
Volts rated voltage 

2. UV Lamp is defective 
3. Ballast is defective 

1. Disconnect power 

source for 15 
seconds and plug 
back in. If problem 
persists install a 
voltage regulator 

2. Check UV lamp. 

Replace if required 

3. Replace Ballast 
 

Leak at gland 
nut 

1. Gland nut is loose 
2. Defective O-rings 

1. Hand-tighten 

gland nut firmly in 
place. 

2. Replace O-ring set. 

Bad Water 
Test 

1.  Lamp has not been 
    replaced on time 
2.  Quartz dome is dirty 
3. Re-contamination in 
    plumbing lines 

1. Replace lamp every 
    year 
2.  Clean quartz dome 
    more often if water      
    has high hardness      

or iron. 

3. Disinfect plumbing 

lines. 

 

TECHNICAL SPECIFICATIONS

Product Specification

MODEL R830

Rated Flow Rate

8 US gpm (30 lpm)

AC Supply Voltage

120V, 50/60Hz, 0.7A (OR) 

240V, 50/60Hz, 0.35A

Disinfection Chamber Material

Stainless Steel 304

Maximum Operating Pressure

100 psi

Maximum Ambient Temperature

50 C (122 F)

Water Temperature Range

4 - 37 C (40-99 F)

Lamp Service Life

9000 hours

Chamber Dimensions (LxD)

23" x 3.5"

Controller Dimensions (LxDxW)

8.75" x 1.7" x 2.3"

Isolated Solenoid Output

12 Volt DC

Inlet/Outlet port Size

¾" MNPT inlet

¾" MNPT outlet

TROUBLESHOOTING

5.

Product Specification

MODEL R519

Rated Flow Rate

5 US gpm (19 lpm)

AC Supply Voltage

120V, 50/60Hz, 0.7A (OR) 

240V, 50/60Hz, 0.35A

Disinfection Chamber Material

Stainless Steel 304

Maximum Operating Pressure

100 psi

Maximum Ambient Temperature

50 C (122 F)

Water Temperature Range

4 - 37 C (40-99 F)

Lamp Service Life

9000 hours

Chamber Dimensions (LxD)

19" x 3.5"

Controller Dimensions (LxDxW)

7" x 1.7" x 2.3"

Isolated Solenoid Output

12 Volt DC

Inlet/Outlet port Size

¾" MNPT inlet

¾" MNPT outlet

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