CLINITEK ATLAS® PREVENTIVE MAINTENANCE CHECKLIST
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Notes in parentheses "( |
)" refer to the paragraph or page number in the Clinitek Atlas or Rack Sample Handler service manuals. |
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1)CLEAN THE FOLLOWING:
a) |
SG Fiber Optic well (see Clinitek Atlas Service Manual step 12 on page 5.7) |
b) |
Sample Handler and instrument surfaces and covers (see paragraph 5-2 on page 5.1) |
c) |
Tube Detector window, Home/Tooth Detector window, Waste Bottle Detector and Bar Code window (page 5.3) |
d) |
Reagent storage module cavity; inspect door gasket (see paragraph 5-5-1 step 5 on page 5.6) |
e) |
Platen and rinse well (see paragraph 5-5-1 step 2 on page 5.6) |
f) |
Readhead with cleaning brush (see paragraph 5-4-4 on page 5.4). Do NOT clean channel 14! |
g) |
Two vertical and horizontal pipette transport steel shafts to remove rust and dirt (see 5-5-1 steps 9 to 10, page 5.7). |
h) |
Lubricate four shafts with a light coating of light machine oil or synthetic oil (Tri-Flow ). Do not use aerosol spray! |
Cavro pump lead screw; lubricate screw with syringe lubricant in supply kit (see paragraph 5-8 on page 5.9) |
2)VERIFY PROPER OPERATION OF THE FOLLOWING:
a) |
Check that Cavro pump syringe is not worn or damaged. Check all pump valve fittings are intact and tight. |
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Do a Prime Pump while observing pump: no syringe leakage or bubbles may be present |
b) |
Verify sample tray ID recognition and tube detector operates properly (check with no tubes, an even position, |
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an odd position and with tray full of tubes) (see paragraph 7A-2-3-9 on page 7A.26) |
c) |
Check bar code reader for proper operation: check both inner and outer tube locations with barcode labels on tubes |
d) |
Verify set screws are 1.5 mm below surface of pipette pulleys and pulleys don’t slip when pipette moves (page 9.4) |
e) |
Verify reagent roll format lies flat against platen (see paragraph 8-3 on page 8.7) |
f) |
Verify reagent pads are centered under readhead channels 1 and 11 (see paragraph 8-3 on page 8.7) |
g) |
Verify tension sprocket pin tip is at right edge of a hole in reagent roll with roll resting on top of sprocket (page 8.8) |
h) |
Verify take-up reel set screw is securely fastened to the spur gear shaft (see item 111 on page 10.10) |
i) |
Verify pipette dispenses on all reagent pads (see paragraph 8-5-2 on page 8.13) |
j) |
Verify pipette goes to the center of the rinse well (see Figure 8-7 on page 8.20) |
k) |
Verify pipette correctly detects 3 ml of Cal 1 solution in a tube |
l) |
Verify output ports P1 and S1 are functional (see paragraph 7A-2-2-9 on page 7A.7) |
3)CHECK POWER SUPPLY OUTPUTS:
a)For Switching System International (SSI) Power Supply (part number 95001734 with steel cover, see page 8.23) or Coutant Lambda-Qualidyne Power Supply (part number 95001751, with a blue or black cover, see page 8.24):
+5VDC -0, +0.15 VDC, < 50mV AC ripple: measure at both “+5V” terminals on back of Card Cage, behind display +12VDC -0, +0.25 VDC, < 120mV AC ripple: measure at Power Driver PC terminals "+12VA", “+12VB" and “+12VC" +24VDC ±1 VDC, < 240mV AC ripple. Measure at the Power Driver PCB terminal marked "+24V”.
NOTE: the 24 VDC supply is not adjustable on the steel cover SSI power supply.
b)For Astec Power Supply (part number 95001751 with a bronze cover, see page 8.27 or service bulletin ATLAS-129)
+5VDC -0, +0.15, < 50mV AC ripple: measure at both “+5V” terminals on the back of the Card Cage, behind display +12VDC -0, +0.25, < 120mV AC ripple: measure at Power Driver PCB terminals “+12VA", "+12VB" and "+12VC" +24VDC ±1 VDC, < 240mV AC ripple: measure at the Power Driver PCB terminal marked "+ 24V”
NOTE: the 12 VDC supply is not adjustable on the bronze cover Astec power supply.
4)IF A RACK SAMPLE HANDLER IS USED, DO THE FOLLOWING (using Rack Sample Handler Service Manual):
a) |
Verify Transfer Plate (see item 9 on page 10.36 of Rack Sample Handler Service Manual) and racks are clean. |
b) |
Verify the Reflection Plate (item 2 on page 10.4 of Rack Handler Service Manual) is clean, not scratched or loose. |
c) |
Verify PH1-7 and PH9 sensor windows are clean (see Figure 8-3 on page 8.4 of Rack Handler Service Manual) |
d) |
Verify Barcode Reader window is clean (if instrument is using a barcode reader). |
e) |
Verify waste tubing is draining properly into the waste receptacle. |
f) |
Clean system with a soft, clean, damp cloth and mild detergent. Follow with a soft, clean, damp cloth. Dry carefully. |
g) |
Do a With Tube Run in Service Mode (Rack Handler page 7.4) for 30 minutes to verify system works properly. |
5)FINAL CHECKOUT
a) |
Print out Reflectance Test values and leave them for future comparison (Clinitek Atlas Service Manual page 7A.21) |
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b) |
Turn unit off and on again to return to normal mode |
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c) |
Complete a successful calibration, then run controls and review the results with customer |
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d) |
Run samples in Analyze operation and observe instrument for proper operation |
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e) |
Verify that printer and computer outputs are operative (if used). |
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CUSTOMER SIGNATURE: |
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Provide copies of this form to the customer and to the appropriate office
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