... Industries, Pacific Pump Division, in Hydrocarbon Processing, Sept. 1979. By per- mission of Dresser Industries, Pacific Pump Division. 32 Major Process Equipment Maintenance and Repair As the ... single stage, overhung process pump-one designed to produce a total head of 725 ft at 1,550 gpm when operating at 3,550 rpm. Such a unit can be considered a typical process pump. Figure 1-12 ... Procedures There are several basic rules that should be observed when inspecting and repairing process pumps. Some of these are: 1. Have a good understanding what clearances and fits...