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Summary of Contents for RUTHMAN Gusher 7550 Series
- Page 1 Installation, Operation, and Maintenance Manual 7550 Series Vertical Pumps MODELS 52 Heavy Duty, 53 Heavy Duty & 54 Heavy Duty Power Frames GUSHER PUMPS, INC. 115 Industrial Drive Williamstown, KY 41097 PHONE: 859.824.5001 FAX: 859.824.7428 www.Gusher.com...
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Page 2: Table Of Contents
This Installation, Operation, and Maintenance manual is designed to help you get the best performance and longest life from your Gusher 7550 Series vertical end suction centrifugal pump. If there are any questions regarding the pump or its applications which are not covered in this manual,... -
Page 3: Warranty
WARRANTY Gusher Pumps, Inc. will replace or repair, within one year of shipment from our plant, any pump that, in our judgment, has failed due to defects in materials or workmanship, provided the pump has been properly installed and maintained and has not been subject to abuse. These pumps must return to Gusher Pumps, Inc. -
Page 4: Installation
INSTALLATION After careful preliminary inspection, you may 2. Impeller adjustment-standard pump; for proceed with the installation of the pump into high speed pump impeller adjustment, your system. contact factory. (Fig.1): A. Lower the pump into tank, making sure the a. Disconnect coupling (#32) and remove sleeve (#32a). - Page 5 the maximum offset exceeds .010”, realign the coupling. Fig. 4 Fig. 2 b. Horizontal Parallel Misalignment 2. Check Angular Alignment (Fig. 3) with is adjusted by loosening the four a micrometer or caliper. Measure from motor retaining bolts (#49) (Fig. 4) the outside of the one flange to the after which you add or subtract outside of the other at intervals around...
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Page 6: Maintenance
Tap ball bearing housing with ! NOTE ! lead hammer to move coupling DO NOT loosen the four motor screws into alignment. too much, as this will cause difficulty If unable to align coupling by when trying to align coupling. Motor tapping the ball bearing housing screws must be snug so a slight force then insert a prybar between the... -
Page 7: Lubrication
To lubricate: ! NOTE ! A. Shut down pump. DO NOT OVER GREASE as it will cause B. Remove relief from back of ball ball bearings to run hot. bearing housing. C. Fill with grease until fresh grease Upon initial startup, bearings may seem to flows from opening. -
Page 8: Pump
2. Remove 3 bolts. PUMP 3. Slide shaft, ball bearing retainer, thrust ! NOTE ! ball bearing and radial ball bearing out READ ALL instructions thoroughly before of ball bearing housing as one unit. beginning disassembly. 4. Remove ball bearing retainer. 5. -
Page 9: Reassembly
19. Remove ball bearing lock nut from shaft. 23. Remove oil seal from telescoping ball 20. Remove thrust ball bearing from shaft. bearing housing. 21. Slide telescoping ball bearing housing 24. Remove oil seal from ball bearing off shaft. housing. 22. - Page 10 square (with corners chamfered to avoid flaking) and should contact only the bearing inner ring. The shaft must be held in line with the ram of the arbor press to avoid cocking the bearing on the shaft seat. Fig. 7 When an arbor press is not available, the bearing can be driven onto the shaft seat by light hammer blows against the end of the soft...
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Page 11: Troubleshooting
TROUBLESHOOTING TROUBLE POSSIBLE CAUSE PROBABLE REMEDY No Water Pump not primed. Check that water level comes above the Delivered pump housing. Speed too low.* Check motor rpm. Suction line or suction strainer is clogged. Check line and strainer and clean if needed. Impeller completely clogged. -
Page 12: Exploded Views
52, 53 & 54 Heavy Duty Power Frame Centerline Models EXPLODED VIEW 12 ... -
Page 13: 54V Heavy Duty Power Frame Non-Centerline Models
52, 53 & 54 Heavy Duty Power Frame Non-Centerline Models EXPLODED VIEW 13 ... -
Page 14: Maintenance History
MAINTENANCE HISTORY SERIAL NO. IMP. DIA. MODEL NO. GPM @ FT. THD OPERATING COND. SPEED/RPM AMPS AT STARTUP START UP DATE PRESSURE AT START UP ENGINEERING DATA POWER FRAME 52 HD 53 HD 54HD 1. RADIAL BRG. 41211 41316 41319 2. -
Page 15: Head & Pressure Formula
FREQUENTLY USED FORMULAS AND EQUIVALENTS HEAD & PRESSURE NET POSITIVE SUCTION HEAD FORMULA Flooded Suction: Suction Lift: Head in feet = NPSH = h NPSH = h (Head in psi) x 2.31 = the absolute pressure in feet of liquid on the surface of the supply liquid. (Sp. -
Page 16: Viscosity Conversion Table
GENERAL ENGINEERING DATA VISCOUS LIQUIDS (viscosity measures a liquid’s resistance to flow) VISCOSITY CONVERSION TABLE SAYBOLT REDWOOD UNIVERSAL CENTI CENTI ENGLER NO. 1 TYPICAL LIQUIDS STOKES STOKES POISES* POISES* SECONDS SECONDS AT 70°F 0.010 1.00 0.008 54.0 29.0 WATER 0.025 2.56 0.20 2.05... -
Page 17: Pipe Friction Calculation
PIPE FRICTION CALCULATIONS CAPACITY AND HEAD IN FEET: Gallons per minute (gpm) and Foot Heads in the performance charts in this manual were compiled from actual tests. The Maximum gpm shown is the pump capacity at rated horsepower. The maximum Head in Feet is at full rated speed (60 cycle current). - Page 18 THEORETICAL DISCHARGE OF NOZZLES IN U. S. GALLONS PER MINUTE Head Velocity of Diameter of Nozzle in Inches Discharge Feet Per ” ” ” ” ” ” ” ” ” Pounds Feet Second 13.1 38.6 0.37 1.48 3.32 5.91 13.5 23.6 36.9 53.1...
- Page 19 “Gusher,” giving birth to what is now Ruthman Companies’ flagship brand, Gusher Pumps. Alois’ son Thomas R. Ruthman joined the family business in 1949, growing the business globally through organic growth and the acquisition of complementary technologies. In the early 1990’s, Alois’ grandson, Thomas G. Ruthman, became the third generation of Ruthmans in the pump business.
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