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.
ADDITIONAL INFORMATION
Refer to the Waters 600E Multisolvent Delivery System User’s Guide.
id55864, 600C, 600F, 600S, 616F, gradient proportioning valve