TROUBLESHOOTING, con't
36
3298 Family Rev. 4/07
Table 7
Troubleshooting Pump
Problem /
Malfunction
Probable Cause
Remedy
Motor requires
excessive power
Head lower than rating. Pumps too much
liquid.
Intall throttle valve.
Liquid heavier than expected.
Check specific gravity and viscosity.
Head higher than rating, capacity at rating.
Check impeller diameter.
Rotating parts binding or severely worn.
Check internal wearing parts for proper clearances.
Wrong Rotation.
Correct wiring.
Condition
monitoring device
shuts down pump
Damaged sleeve & thrust bearings.
Replace as required.
Plugged recirculation circuit.
Disassemble and remove blockage. Determine and correct
cause of blockage.
Recirculation liquid vaporization.
Check actual liquid temperature versus design temperature.
Check actual NPSH available versus design. Check minimum
flow requirement for pump size. Correct all as necessary.
Damaged containment shell.
Replace as required.
Magnets decoupled.
Check temperature and viscosity of pumpage.
Pump run dry.
Check control device for proper operation. Check suction line
for blockage. Reprime pump.
Excessive motor power.
System head lower than rating. Pumps too much liquid. Check
rotating parts for binding and wear. Liquid heavier than
expected.
Содержание Goulds Pumps V 3298
Страница 6: ...6 3298 Family Rev 4 07 ...
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Страница 38: ...38 3298 Family Rev 4 07 ...
Страница 106: ...SP 3298 S Group Frame Mounted Sizes 1 x 11 2 6 2 x 3 6 106 3298 Family Rev 4 07 SP3298 S Group Frame Mounted Version ...
Страница 112: ...112 3298 Family Rev 4 07 ...
Страница 115: ...3298 Family Rev 4 07 115 7 ...
Страница 116: ...INTERCHANGEABILITY 3298 XS GROUP 116 3298 Family Rev 4 07 ...
Страница 117: ...INTERCHANGEABILITY 3298 S GROUP 3298 Family Rev 4 07 117 7 ...
Страница 118: ...INTERCHANGEABILITY 3298 M GROUP INTERCHANGEABILITY 3298 M GROUP SIZE 1 x 3 8 ONLY 118 3298 Family Rev 4 07 ...
Страница 119: ...INTERCHANGEABILITY 3298 L GROUP 3298 Family Rev 4 07 119 7 ...
Страница 120: ...INTERCHANGEABILITY SP 3298 S GROUP 120 3298 Family Rev 4 07 ...
Страница 121: ...INTERCHANGEABILITY V 3298 S GROUP 3298 Family Rev 4 07 121 7 ...
Страница 122: ...INTERCHANGEABILITY V 3298 M GROUP 122 3298 Family Rev 4 07 ...
Страница 124: ...124 3298 Family Rev 4 07 ...
Страница 125: ...APPENDIX I 3298 HYDRAULIC COVERAGE CHARTS 3298 Family Rev 4 07 125 8 ...
Страница 126: ...3298 HYDRAULIC COVERAGE CHARTS 126 3298 Family Rev 4 07 ...
Страница 127: ...SP 3298 HYDRAULIC COVERAGE CHARTS 3298 Family Rev 4 07 127 8 ...
Страница 128: ...SP 3298 HYDRAULIC COVERAGE CHARTS 128 3298 Family Rev 4 07 ...
Страница 129: ...V 3298 HYDRAULIC COVERAGE CHARTS 3298 Family Rev 4 07 129 8 ...
Страница 130: ...V 3298 HYDRAULIC COVERAGE CHARTS 130 3298 Family Rev 4 07 ...
Страница 134: ...134 3298 Family Rev 4 07 ...
Страница 136: ...IMPELLER TRIM PROCEDURE 136 3298 Family Rev 4 07 Fig III 2 Group S M Fig III 3 Group L ...
Страница 142: ...142 3298 Family Rev 4 07 ...