UVPS 81-0112-01 Rev C manual General Servicing Procedures, Replacement of tube holders

UV CROSSLINKERS UVP

10.GENERAL SERVICING PROCEDURES

A. Operations Without Removing The Top Cover

Changing the Tubes

It is recommended to change all FIVE 8-Watt 254nm UV tubes at the same time. The unit does not require recalibration if you are replacing the old sources with new sources of the same wavelength.

1.Purchase five tubes from UVP.

2.Unplug the unit from the electrical supply.

3.Reach up to the inside top of unit and carefully rotate each UV tube a 1/4 to 1/3 turn and pull gently downward.

4.After removing all five old tubes, carefully install the five new tubes.

5.Dispose of the old UV tubes properly.

B.Operations With Top Cover Removed Removal of top cover

Remove the four screws located on the two sides of the unit (2 each side).

Remove the cover, moving in an upwards direction and store safely.

All of the operations below are described as taking place within the unit unless otherwise stated.

Replacement of tube holders

1.Open front door on unit.

2.Locate tube holders to be changed. (These will be seen at the front and back of the internal chassis assembly - 5 at the front and 5 at the back).

3.Loosen and remove screw on the tube holder(s). This screw is located in the main chamber-at the top and just in front of the tube holder(s).

4.The tube should now be loose.

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