© 2022 HyQuest Solutions
10
Maintenance
4
Maintenance
The maintenance of the OSS-B1 current meter can be divided in three sections as stated below.
Section 1: Prior to discharge measurements
Initial set up
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Open the case and pick up the Fan assembly.
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Undo the fan carrier.
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Remove fan carrier and shaft assembly (do not put it down anywhere it may attract dirt particles).
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Hold the fan upright and ¾ fill with oil.
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Replace the oil bottle cap.
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Replace axle and fan carrier, excess oil will be forced up through the capillary gap around the axle, ensure fan carrier
is tightened.
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Wipe the excess oil of the meter using lint free paper towel.
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Do not forget to close the oil bottle straight after usage to avoid contamination of the oil.
§
Slide the fan assembly into the body and use the stubby screwdriver to tighten the retaining screw to lock the fan
assembly in place.
§
Prior to spin test hold the current meter in the horizontal position and spin by hand for approx. one minute to get
rid of the hydraulic pressure.
§
Spin test the meter against time. This is required to test the performance of the shaft and bearings.
§
Spin test results are dependent on the fan type and temperature (see table below).
OSS-B1 Spin Test
Fan No.
Time (sec)
A
Minimum 110 sec
1
Minimum 85 sec
2
Minimum 70 sec
4
Minimum 90 sec
§
After the spin test is performed connect your current meter to the counter using the lead, this important to test the
lead, reed switch and counter.
Section 2: During and after Discharge Measurements
After every discharge measurement, or one hour of use the current meter should be cleaned and refilled with oil, if
continuing a discharge measurement.
§
Spin test meter.
§
Undo the cleaning jar cap and ¾ filling with white spirit.
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Remove fan assembly from meter body by undoing the retraining screw and separating the body from the fan.
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Remove fan carrier and shaft assembly (do not put it down anywhere it may attract dirt particles).
§
Empty the old oil in a recycling container (do not tip oil on the ground this will pollute the environment).
§
Put the shaft and bearing assembly into the cleaning jar.
§
Agitate them.
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Fill up the fan with white spirit put your thumb in place of carrier and shake it really hard for a few seconds.
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Blow dry the shaft assembly, fan carrier and fan.
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Re-assemble the fan, if discharge measurement is finished.
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Wipe box clean and return the fan assembly to the case.
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If continuing a discharge measurement, Refill the fan with oil as per section 1.
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Spin test the current meter at per section 1.
§
Repeat all the above steps for every discharge measurement.
§
Tip the white spirit in a spare bottle.
Note
: Both oil and white spirit can be recycled using filter papers.
Summary of Contents for OSS-B1
Page 1: ...OSS B1 User Manual ...
Page 9: ... 2022 HyQuest Solutions 9 Operation Figure 2 Figure 3 Figure 4 ...
Page 17: ... 2022 HyQuest Solutions 17 Repair 6 2 Part List ...
Page 18: ... 2022 HyQuest Solutions 18 Repair ...
Page 19: ... 2022 HyQuest Solutions 19 Repair ...
Page 20: ... 2022 HyQuest Solutions 20 Repair ...
Page 21: ... 2022 HyQuest Solutions 21 Repair ...
Page 23: ... 2022 HyQuest Solutions 23 Repair Universal Wading Rods Relocating Devices ...
Page 24: ... 2022 HyQuest Solutions 24 Repair Gauging Rod Stand ...
Page 29: ...www hyquestsolutions com 2022 HyQuest Solutions 21 04 2022 ...