600E pump is not delivering solvent - WKB55864
Article number: 55864
SYMPTOMS
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Indicator rods on the pump heads do not move
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Fan on the back of the pump does not move when the unit is turned on
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When a gradient is programmed on the 600 Controller, the gradient proportioning valve in the pump is heard functioning
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Sparging works
ENVIRONMENT
- Modular LC
- 600E pump
CAUSE
Bad pump power fuse
FIX or WORKAROUND
Replace FUSE,6A,125V,5X20MM FAST-ACTING UL (WAT162-23), which is located on the rear panel of the Waters 600 pump controller, as shown below.
