// CODE SNIPPET
13.4.9.1 Positive Displacement Pumps
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13.4.9.1.1
Whenever a critical path component in a positive displacement fire pump is replaced, as defined in 14.5.2.5 of NFPA 20, a field test of the pump shall be performed. [20:14.5.1.1]
13.4.9.1.2
If components that do not affect performance are replaced, such as shafts, then only a functional test shall be required to ensure proper installation and reassembly. [20:14.5.1.2]
13.4.9.1.3
13.4.9.1.3.1
For water mist positive displacement pumping units, the retest shall include the pump unit as a whole. [20:14.5.1.3.1]
13.4.9.1.4 Field Retest Results
13.4.9.1.4.1
The field retest results shall be compared to the original pump performance as indicated by the fire pump manufacturer's original factory-certified test curve, whenever it is available. [20:14.5.1.4.1]
13.4.9.1.4.2
The field retest results shall meet or exceed the performance characteristics as indicated on the pump nameplate, and the results shall be within the accuracy limits of field testing as stated elsewhere in NFPA 20. [20:14.5.1.4.2]
Related Code Sections
13.4.9.1 Fire Protection Systems, Positive Displacement Pumps
Whenever a critical path component in a positive displacement fire pump is replaced, as defined in 14.5.2.5 of NFPA 20, a field test of the pump ...
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The field retest results shall be compared to the original pump performance as indicated by the fire pump manufacturer's original factory-certified ...
13.4.9.1.4.2 Fire Protection Systems,
The field retest results shall meet or exceed the performance characteristics as indicated on the pump nameplate, and the results shall be within ...
13.4.6.4* Fire Protection Systems, Certified Pump Curve
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