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INSTRUCTION AND MAINTENANCE MANUAL:
FPH/FPHP-Style Pumps
SANITARY HIGH PRESSURE CENTRIFUGAL PUMPS

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Summary of Contents for Fristam Pumps FPH Series

  • Page 1 INSTRUCTION AND MAINTENANCE MANUAL: FPH/FPHP-Style Pumps SANITARY HIGH PRESSURE CENTRIFUGAL PUMPS...
  • Page 2: D Escription

    Fristam Pumps have an internal mechanical seal which allows the pumped product to cool, lubricate and clean the front seal. The FPH & FPHP Series have similar operating characteristics to standard single impeller centrifugal pumps.
  • Page 3: Table Of Contents

    FPH/FPHP Series Pump able oF ontentS ..........................2 escription .........................3 able of ontents ........................4 echnical nformation .........................5 reventive aintenance ..........................6 nstallation ........................8 lectrical nstallation ...............9 nstallation of lush for ouble echanical .........................10 ssembly rawings 722) ....................12 ssembly rawings except ..........................14 arts ists fph/fphp 3542 .......................14 fph 3552 ........................15...
  • Page 4: Echnical Nformation

    Fristam Pumps echnical nformaTion pecificaTionS Maximum Inlet Pressure – FPHP 3542 & FPHP 722 ..............1000 PSI – FPH 3542/3552 & FPH 3642/3652................600 PSI Temperature Range ........................-40°F - 400°F Noise Level ..........................60 - 85 dB(A) aTerialS Primary Product Contact Components ..................AISI 316L Casing Gasket ........................
  • Page 5: P Reventive M Aintenance

    FPH/FPHP Series Pump reVenTiVe ainTenance ubricaTion ecommendaTionS Bearing Block Oil #1 Bearing Block (model 722)................... ISO VG 46 4V/3VR Bearing Block (all other models)................ISO VG 68 The oil level should be maintained to the center of the sight glass on the side of the bearing block. It is recommended that when the pump is first installed the oil is changed after the initial 20 hours of operation.
  • Page 6: I Nstallation

    Fristam Pumps nStallation nPackinG Check the contents and all wrapping when unpacking the pump. Inspect the pump carefully for any dam- age that may have occurred during shipping. Immediately report any damage to the carrier. Remove the shaft guard and rotate the pump shaft by hand to make sure the impeller rotates freely. Keep the protective caps over the pump inlet and outlet in place until you are ready to install the pump.
  • Page 7 FPH/FPHP Series Pump Figure 4 • Avoid the formation of air pockets in the piping (Figure 4). •Avoid abrupt closure of shut-off valves, this may cause hydraulic shock which can cause severe dam- age to the pump and system. • Avoid elbows in the suction line if possible. When necessary they should be located 5 pipe diameters away from the pump inlet, and have a bend radius greater than 2 pipe diameters (Figure 5).
  • Page 8: E Lectrical I Nstallation

    Fristam Pumps HeckinG aliGnment Remove the wire ring from the coupling Figure 6 sleeve and let it hang between the sleeve PARALLEL ANGULAR and one of the flanges. MAX. To check the parallel alignment place a straight edge across the two coupling...
  • Page 9: Nstallation Of Eal Lush For Ouble Echanical Eal

    The selected motor should meet the requirements of the specified operating conditions. A change in conditions (for example, higher viscosity, higher specific gravity, lower head losses) can overload the mo- tor. When changing operating conditions or whenever there is any doubt, please contact Fristam Pumps, Inc., for technical assistance.
  • Page 10: S Eal A Ssembly D Rawings

    Fristam Pumps HP1/HP3 S SSembly (FPHP 722, FPH/FPHP 3542, FPH 3552) Single Seal Spring Single Rotating Seal Gapping Spacer Single Stationary Seal Double Stationary Seal Double Rotating Seal Single Seal Driver Double Seal Spring Set Screw 1265000334 Rev A Double Seal Driver...
  • Page 11 FPH/FPHP Series Pump HP4 S SSembly (FPH 3642 & 3652) Double Stationary Seal Gapping Spacer Single Stationary Seal Single Seal Spring Double Rotating Seal Single Seal Driver Double Seal Spring Double Seal O-Ring Double Seal Drive Ring Flat Gasket Single Stationary Single Seal Single Rotating Impeller...
  • Page 12: P Ump A Ssembly D Rawings ( Except 722)

    Fristam Pumps 15: FPH/FPHP 3542, 3552, 3642, 3652 a iGure SSembly Impeller Nut Labyrinth Seal Cover Nut O-ring Cover Gasket Flat Gasket Housing Stud Stationary Flush seal Pump Housing Rotating Flush seal Impeller Seal Retaining Ring Impeller Key Seal Housing Bolt...
  • Page 13 FPH/FPHP Series Pump Drain Plug Nipple O-ring Drain Plug Cap Gapping Spacer Thrust Bearing Stationary Seal Ring Bearing Lock Washer Housing Pin Bearing Lock Nut Snap Ring O-ring Front Bearing Cap Rear Bearing Cap Radial Bearing Coupling Key Mounting bolt Pump Shaft Water Pipe Coupling Flange...
  • Page 14: P Arts L Ists

    O-ring (viton) 1180000329 Water pipe 1910000007 Water seal drive ring 1811000027 Bearing block 1310600038 Water seal spring 1820000016 Water seal driver 1811000023 Set screw 1101000112 * = impellers are available in a variety of sizes. Please check with Fristam Pumps...
  • Page 15: Fph 3552

    Water pipe 1910000007 O-ring (viton) 1180000329 Bearing block 1310600038 Water seal drive ring 1811000027 Water seal spring 1820000016 Water seal driver 1811000023 Set screw 1101000112 * = impellers are available in a variety of sizes. Please check with Fristam Pumps...
  • Page 16: Fph 3642

    Front bearing cap 1303000013 Water seal drive ring 1811000036 Radial bearing 1173000029 Water seal spring 1820000028 Water pipe 1910000007 Water seal driver Bearing block 1310600108 Set screw * = impellers are available in a variety of sizes. Please check with Fristam Pumps...
  • Page 17: Fph 3652

    Front bearing cap 1303000013 Water seal drive ring 1811000036 Radial bearing 1173000029 Water seal spring 1820000028 Water pipe 1910000007 Water seal driver Bearing block 1310600108 Set screw * = impellers are available in a variety of sizes. Please check with Fristam Pumps...
  • Page 18: Fphp 722 A Ssembly D Rawing

    Fristam Pumps 16: FPHP 722 a iGure SSembly Pump Cover Stationary Flush seal Impeller Nut Rotating Flush seal Ring Impeller Key Flush seal o-ring Impeller Flush seal Drive Ring Impeller Gasket Seal Spring Seal Driver Seal Driver Rotating Seal o-ring...
  • Page 19 FPH/FPHP Series Pump Rear Bearing Cap Front Bearing Cap Labyrinth Seal Radial Bearing Cover Nut Pump Shaft Flat Washer Sight Glass Cover Gasket Drain Plug Nipple Housing Stud Drain Plug Cap O-ring Coupling Key Housing Coupling Flange Gapping Spacer Guard Screw Seal Spring Coupling Guard Housing Pin...
  • Page 20: Fphp 722 P Art N Umber L Ist

    Drain plug nipple 1226100001 Snap ring 1148000012 Drain plug cap 1226100002 Oil breather 1248000007 Coupling Key 1315000044 Breather cap 1248000009 Bearing block 1310600037 Thrust bearing 1173000003 * = impellers are available in a variety of sizes. Please check with Fristam Pumps...
  • Page 21: S Eal R Eplacement

    FPH/FPHP Series Pump ePlacement Begin all pump maintenance by disconnecting the energy source to the pump. Observe all lock out/tag out procedures as outlined by ANSI Z244.1-1982 and OSHA 1910.147 to prevent accidental start-up and injury. oolS equireD For ePlacement 15/16”...
  • Page 22: P Ump H Ead A Ssembly

    Fristam Pumps SSembly Note: when installing the new seal components make sure that you use all of the components supplied with the replacement seal kit. Using some of the old components may reduce seal life. Start the seal assembly by sliding the new flush seal drive ring onto the pump shaft with the shorter tabs facing the flush seal driver as shown in Figure 8.
  • Page 23 FPH/FPHP Series Pump install the seal spring into the rotating seal between the pins and the front seal face. Next, install the rotating seal o-ring into the rotating seal. Align the pins on the rotating seal with the grooves on the seal driver and press the two components together.
  • Page 24: S Haft Or B Earing R Eplacement

    Fristam Pumps HaFt or earinG ePlacement Begin all pump maintenance by disconnecting the energy source to the pump. Observe all lock out/tag out procedures as outlined by ANSI Z244.1-1982 and OSHA 1910.147 to prevent accidental start-up and injury. oolS equireD For...
  • Page 25: Earing Lock Ssembly

    FPH/FPHP Series Pump earinG lock SSembly Figure 13 Replace the pump shaft if necessary. Heat the new thrust bearings on a bearing heater to 230ºF (Do not heat the bearing above 250ºF or bearing damage may result) and slide onto the shaft in a back-to-back arrangement.
  • Page 26: S Haft A Lignment

    The gap should be checked behind each blade and the smallest value should be used as your gap setting.) If the gap isn't correct please contact Fristam Pumps. Figure 14...
  • Page 27: T Roubleshooting

    HootinG Fristam pumps are relatively maintenance free; however, in the event a problem arises, the trouble- shooting chart below should help you with most pump related problems. If a motor problem arises, please contact your local motor repair representative.
  • Page 28 11a) Check for restrictions in the piping. of pump b) Use larger diameter pipe. c) Use a larger diameter impeller. d) Check application with Fristam Pumps 12. Total head of system lower than pump design 12a) Install throttling valve in discharge head line.
  • Page 29 FPH/FPHP Series Pump 23. Shaft worn or scored 23. Replace impeller shaft. 24. Seal improperly installed 24. Check seal installation, replace defective com- ponents. 25. Type of seal incorrect for operating conditions 25. Replace seal with correct type of seal, check with your local representative or Fristam Pumps 26.
  • Page 30: P Ump M Aintenance R Ecord

    Fristam Pumps aintenance ecorD Date Service Performed...
  • Page 31: N Otice Of T Erms , W Arranty P Rovisions I Ncluding D Isclaimers , C Laims And L Imitation Of L Iability

    All orders are subject to acceptance by Fristam Pumps USA Limited Partner- ship. Each Fristam Pumps item is warranted to be free from manufacturing defects for a period of one (1) year from the date of shipment, providing it has been used as recommended and in accordance with recognized piping practice, and providing it has not been worn out due to severe service, such as en- countered under extremely corrosive or abrasive conditions.
  • Page 32 Fristam Pumps 2410 Parview Road • Middleton, WI 53562-2524 © 2020 - Fristam Pumps USA Limited Partnership 1-800-841-5001 • 608-831-5001 Drawing # 1250000011 Rev B Updated 12/17/20 www.fristam.com/usa Part # 1050000036 Email: fristam@fristampumps.com Visit www.fristam.com/usa for a current list of literature.

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