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RBR#0008819revA

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Inspecting O-rings

Pay attention to the following areas:

The surface of the O-ring itself
The mating surface on the inside of the case between the threads and the open end
The inner surfaces of the groove in the end cap where the O-ring sits

Any dirt present should be removed by wiping thoroughly with a soft, lint-free cloth. When cleaning, never use any 
material or tool which could scratch the O-ring or any of its mating surfaces. If any dirt is present in the O-ring groove, 
then the O-ring should be removed as described below to allow thorough cleaning of the groove. If an O-ring needs to 
be removed for any reason, it should be replaced.

If the O-ring is scratched, cut, distorted, perished or defective in any other way it must be replaced. If any of the surfaces 
of the O-ring groove are scratched, pitted or otherwise damaged, the logger may need to be returned to RBR for 
refurbishment: please contact us for advice.

Replacing an O-ring

Lever the O-ring from its groove. Use a soft plastic or wood tool; do not use a metal screwdriver or any 
other tool which may scratch the surfaces of the O-ring groove, doing so will probably render the end 
cap useless. Slide the O-ring out of its groove and off the logger. The O-ring may need to stretch quite 
a bit as it is pushed off; this requires some effort but can be done by hand.

Thoroughly clean the O-ring groove, taking great care not to scratch or damage it in any way. Inspect it 
carefully, and contact us for advice if it appears damaged. Apply a light film of silicone grease to all 
three inside surfaces of the groove, being careful not to trap any dirt, hairs or lint.

Select the proper O-ring, see part numbers below, and make sure it is not damaged. Lubricate it with a 

very light film of silicone grease to ease its installation.
Install the new O-ring by pushing it into place and popping it into its groove.
When the new O-ring is in place, inspect it once more for scratches and dirt, and wipe away any 
silicone grease deposited on the end cap.

Содержание quartz3 BPR zero

Страница 1: ...rbr global com INSTRUMENT GUIDE BPR zero...

Страница 2: ...9 6 2 Changing the batteries RBRquartz BPR zero 11 6 2 1 Steps 11 6 3 Installing desiccant RBRquartz BPR zero 12 6 4 Maintenance and repairs 12 6 4 1 O rings RBRquartz BPR zero 12 Inspecting O rings 1...

Страница 3: ...0008819revA 3 2 Introduction You can access the RBR instrument guide on the USB data stick provided when you purchase a logger from the Help menu in Ruskin and on the RBR web site at www rbr global c...

Страница 4: ...RBR 0008819revA 4 3 Revision history Revision No Release Date Notes A 04 May 2020 Original...

Страница 5: ...by us The liability of RBR Ltd extends only to the replacement cost of the instrument The customer will bear all costs of shipment to us for repair all other costs including return shipment will be b...

Страница 6: ...rements are critical The RBRquartz BPR zero may be supplied with external power from RBRfermata power or RBRcervata power and memory canisters or cabled to an observatory for external power and realti...

Страница 7: ...35 C The instrument has 8 X AA batteries installed however this is intended only for purposes of sustaining the instrument during external power interruptions of a few minutes While the Paros will con...

Страница 8: ...2000 4000 7000 dbar Initial accuracy 0 01 FS full scale Resolution 10ppb at 16Hz sampling rate Accelerometer optional Range 3g Resolution 100ng The full mechanical drawing is available in Appendix A...

Страница 9: ...shown below Only the battery end cap needs to be opened to access the data connector batteries desiccant and waste reservoir To open the logger battery end cap the two M6 screws will need to be remov...

Страница 10: ...il the battery end cap is mated fully to the housing Remember to keep the O rings clean and avoid scratching the O ring mating surfaces Carefully inspect the O rings as described in the Inspecting the...

Страница 11: ...ent during external power interruptions of a few minutes While the Paros will continue to run and be measured the valve will not operate 6 2 1 Steps Remove the battery end cap from the logger see Open...

Страница 12: ...desiccant capsules can be opened the desiccant removed and replaced or dried 6 4 Maintenance and repairs 6 4 1 O rings RBRquartz BPR zero The single most important item of maintenance on any RBR subme...

Страница 13: ...bishment please contact us for advice Replacing an O ring Lever the O ring from its groove Use a soft plastic or wood tool do not use a metal screwdriver or any other tool which may scratch the surfac...

Страница 14: ...easure the pressure inside the housing of the instrument which is monitored by a barometer in order to correct for the drift of the sensors over time This actuation of this valve results in a small vo...

Страница 15: ...towel around the reservoir in a clockwise manner when viewed as below The towel should only wrap around the reservoir once any additional layers will make it difficult to insert 8 While holding the to...

Страница 16: ...closely as possible to the current market value based on the original purchase price less depreciation Please contact RBR if you have any questions about the instrument value Send the unit using your...

Страница 17: ...RBR 0008819revA 17 7 Appendix 7 1 Appendix A RBRquartzBPR zero Product Drawing...

Страница 18: ...RBR 0008819revA 18...

Страница 19: ...RBR 0008819revA 19 7 2 Appendix B RBRquartzBPR zero Service Drawing...

Страница 20: ...RBR 0008819revA 20 7 3 Appendix C RBRquartzBPR zero Connector Details...

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