Pentair STA-RITE Owner'S Manual Download Page 1 | Manualshive

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Pentair STA-RITE Owner'S Manual Download Page 1

OWNER’S MANUAL

Close Coupled Motor Drive

Centrifugal Pump

© 2013 Pentair, Ltd. All Rights Reserved.

S218 (Rev. 01/28/13)

293 WRIGHT STREET, DELAVAN, WI 53115 WWW.STA-RITE.COM
PH: 888-782-7483

Important

For best possible performance and continuous, satisfactory operation,

read these instructions before installing your new pump.
Should service be required, this manual can be a valuable guide.

It should be kept near the installation for ready reference.

Record nameplate data from pump on blank nameplate inside this

manual for future reference.

1134 0412

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Summary of Contents for STA-RITE

Page 1: ...888 782 7483 Important For best possible performance and continuous satisfactory operation read these instructions before installing your new pump Should service be required this manual can be a valuable guide It should be kept near the installation for ready reference Record nameplate data from pump on blank nameplate inside this manual for future reference 1134 0412 ...

Page 2: ...pressure above the maximum rated pressure If not already in the piping system install a pressure relief valve in the pump discharge line capable of passing the full pump flow at maximum rated pressure If local code requires installation of a pressure relief valve capable of handling the full pump flow at a pressure less than 100 psi 689 kPa follow the code requirements Risk of fire or explosion To...

Page 3: ...of the recommended size or the warranty is void Your only remedy and STA RITE s only duty is that STA RITE repair or replace defective products at STA RITE s choice You must pay all labor and shipping charges associated with this warranty and must request warranty service through the installing dealer as soon as a problem is discovered No request for service will be accepted if received after the ...

Page 4: ...low Each chain or strap must have a capacity in excess of the combined weight of the motor and pump Wrap the first chain or strap under the fan end of the motor up tight against the motor feet and the second chain or strap under the pump bracket between the pump end and the motor Raise motor pump assembly slowly to ensure that the chains or straps will not slip when put under tension Balance motor...

Page 5: ...ion should slope away from pump to prevent liquid from pooling Piping System piping should be at least one commercial pipe size larger than pump connections and flow velocity should not exceed eight 8 feet per second NOTICE Take care to align piping with pump case Misalignment or excessive pipe strain can cause distortion of pump components resulting in rubbing breakage and reduced pump life Suppo...

Page 6: ...ion Head Required NPSHR by the pump or reduced performance and severe pump damage may result All suction piping must have continuous rise to the pump suction inlet A 1 4 inch per foot minimum slope is recommended Standard or long radius elbow Eccentric Reducer flat side up Slope upward to pump For Han Dee Primer connection see start up As close as possible Support pipe as required Pipe diameter D ...

Page 7: ... keep friction loss to a minimum Install pressure gauge after reducer as shown to check operating pressure or shut off head Recommended Discharge priming valve Non slam or spring loaded check valve Support piping as required Isolation Valve Isolation valve to permit servicing of check valve or pump Discharge pipe diameter at lest one nominal pipe six larger than discharge opening size This fitting...

Page 8: ...n shock burn or kill Disconnect power to pump before servicing Do not attempt any wiring changes without first disconnecting power to pump Single Phase Motors Refer to wiring information on the motor plate to obtain proper rotation Three Phase Motors If pump runs backwards reverse any two leads coming off incoming power L1 L2 L3 until proper rotation is obtained Reverse L1 and L2 or L2 and L3 or L...

Page 9: ...y valve if used until desire flow is achieved Discharge priming valve will open automatically Starting Risk of burns Never run pump dry Running pump without water will overheat pump and damage internal parts Always make sure pump is primed prior to start up NOTICE Refer to maintenance section if pump has packing for adjustment prior to start up At initial start prime pump as described in Priming T...

Page 10: ...e of the excessive temperature rise and correct Bearings will run hotter for a brief run in period after packing which is normal However worn bearings will cause excessive temperatures and need to be replaced The pump unit is cooled by the water flowing through it and will normally be at the temperature of the water being pumped Mechanical Seal Adjustment or maintenance is normally not required Th...

Page 11: ...ive of a typical motor drive pump with a mechanical shaft seal Parts on some models will vary slightly 6552 0412 Motor Bracket Impeller Washer Mechanical Seal Impeller Capscrew Shaft Sleeve Shakeproof Lockwasher Seal Retaining Ring Wear Ring Impeller Gasket or O Ring Volute Case ...

Page 12: ...cket thoroughly Mechanical Shaft Seal Removal Procedure and parts will vary slightly depending on pump style Unfasten hardware holding volute to bracket Remove volute to expose impeller Peel off old gasket or O Ring and discard Hold impeller stationary and remove impeller screw and associated hardware 3 4 2 1 5 6553 0412 6554 0412 6557 0412 Stationary Seat 6555 0412 Gear Puller Finger NOTICE A hex...

Page 13: ...ace Compress seal spring and install retaining ring in shaft sleeve groove if used Place impeller key in motor shaft keyway Slide impeller on to shaft as far as possible Clean threads thoroughly Apply non permanent thread adhesive to impeller capscrew and shaft threads Install impeller washer shakeproof lockwasher and capscrew Install gasket and volute on bracket Use a new gasket or O Ring when re...

Page 14: ...re To be sure of receiving correct parts provide all nameplate data when ordering catalog number is most important Record the nameplate information at right as nameplates can become worn or lost Model _____________________________ Serial Number or Date _____________________________ Impeller Diameter _____________________________ Catalog Number _____________________________ ...

Page 15: ...tation of three phase motor by interchanging any two leads See manufacturer s instructions for reversing single phase motor C Pump lost prime Reprime Inspect suction system for air leaks D Internal leakage Check impeller for wear of controlled clearances See Repair Instructions E Loose parts Inspect Repair F Stuffing box not properly adjusted Adjust gland System A Pressure required by system at de...

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