LW Scientific Combo V24 - Manual (Page 4)

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P. 770.270.1394 F. 770.270.2389 865 Marathon Parkway Lawrenceville GA 30046
Brush Replacement
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Speed Calibration
With the red high/low switch on the front of the unit on low, the speed dial on maximum, and a tube rotor with tube shields in
place, adjust the VR-I rheostat on the circuit board up to 4000 RPMs.
With the red high/low switch on the front of the unit on high, the speed dial on maximum, and a Hematocrit rotor in place, adjust
the Vr-h rheostat on the circuit board up to 12000 RPMs.
Unplug the centrifuge, and turn it on its side.
Remove the feet and all Phillips head screws holding the metal base plate in place.
Using a flat head screwdriver, remove the two black caps on the bottom part of the motor.
Using your fingers, pull the brush out of the recessed hole that the black caps were removed from. The brushes consist of springs
with a graphite bar on them.
Specifications
Place the new brushes in the recessed hole, and replace the black caps. Be careful not to overtighten. Black caps could break.
(See image).
Replace the metal plate and the feet.
Your Combo V24 is now ready to use.
Max. Speed (HIGH):
Max. Speed (LOW):
Max. Volume:
Input Voltage:
Fuse:
Height:
Width:
Depth:
Weight:
Boxed dimensions:
Boxed weight:
12,000 RPM (+/- 600)
4,000 RPM (+/- 200)
24 3ml to 15ml test tubes
24 75mm capillary tubes
24 2ml microtubes
110v or 220v
8 amp / 250 volt
8.7 inches
10.6 inches
12.5 inches
15.8 lbs.
11.5 x 10 x 7 inches
23 lbs.
MKT-7.5.3-L-076 | Rev 2
RPM’s
500
1,000
1,400
1,750
2,000
2,250
2,500
2,750
3,000
3,250
3,500
3,750
4,000
12,000
12,000 G-Force (RCF)
37
151
296
462
603
764
943
1141
1358
1594
1849
2122
2415
12,900
14,500
Test Tube Rotor
Microtube Rotor
Microhematocrit Rotor
Urine
Blood