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Crane Barnes SGV 2 HP, Service Manual, Page: 2 / 32

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Crane Barnes SGV 2 HP Service Manual Download Page 2

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Other brand and product names are trademarks or registered trademarks of their respective holders.
® Barnes is a registered trademark of Crane Pumps & Systems, Inc
© Crane Pumps & Systems, Inc. 2004, 7/06 

 

 

 

 

 

 

Alteration Rights Reserved

TABLE OF CONTENTS

SAFETY FIRST ..................................................................................................... 3
TOOL LIST  ........................................................................................................... 4

SGV 2HP Disassembly

  ....................................................................................... 5

Visual Inspection of Pump  .................................................................................... 5
Cut Cords  ............................................................................................................. 5
Megger the Pump Leads - (Megohmmeter)  ......................................................... 5
Hi-Pot (High Potential) Insulator Test (if required)  ................................................ 5
Check the Resistance - (Multi-Meter)  ................................................................... 5 - 6
Jammed or Worn Cutter  ....................................................................................... 6
Check Valve Evaluation  ........................................................................................ 6
Moveable Alignment  ............................................................................................. 6
Cutter Removal  .................................................................................................... 7
Volute    .................................................................................................................. 8
Seal Chamber  ...................................................................................................... 9
Perform Pressure Check  ...................................................................................... 9
Impeller  ................................................................................................................. 10
Outer Shaft Seal  ................................................................................................... 11
Seal Plate  ............................................................................................................. 12
Motor, Bearing, Inner Seal  .................................................................................... 13
Motor Housing  ...................................................................................................... 14 - 15
Motor    .................................................................................................................. 16
Bearings  ............................................................................................................... 17
Inner Seal  ............................................................................................................. 18

SGV 2 HP Assembly

  ........................................................................................... 19

Bearings to Pump Rotor  ....................................................................................... 19
Intermediate Coupling Component Parts  ............................................................. 19
Inner Seal  ............................................................................................................. 20
Motor    .................................................................................................................. 21
Motor Housing  ...................................................................................................... 22
Wiring Schematic/Pin Placement .......................................................................... 23
Seal Plate  ............................................................................................................. 24
Outer Seal  ............................................................................................................ 25
Impeller  ................................................................................................................. 26
Valute, Shredding Ring, & Cutter  .......................................................................... 27
Replacing Oil  ........................................................................................................ 28
Seal Chamber  ...................................................................................................... 28
Pump Exploded View ............................................................................................ 29

Parts Kits /Parts List .............................................................................................. 30

Summary of Contents for Barnes SGV 2 HP

Page 1: ...am product changes may occur As such Crane Pumps Systems reserves the right to change product without prior written notification 420 Third Street 83 West Drive Bramton Piqua Ohio 45356 Ontario Canada L6T 2J6 Phone 937 778 8947 Phone 905 457 6223 Fax 937 773 7157 Fax 905 457 2650 www cranepumps com Form No SM108091 Rev B BARNES BARNES SERVICE MANUAL SGV 2 HP Pump ...

Page 2: ... Check the Resistance Multi Meter 5 6 Jammed or Worn Cutter 6 Check Valve Evaluation 6 Moveable Alignment 6 Cutter Removal 7 Volute 8 Seal Chamber 9 Perform Pressure Check 9 Impeller 10 Outer Shaft Seal 11 Seal Plate 12 Motor Bearing Inner Seal 13 Motor Housing 14 15 Motor 16 Bearings 17 Inner Seal 18 SGV 2 HP Assembly 19 Bearings to Pump Rotor 19 Intermediate Coupling Component Parts 19 Inner Sea...

Page 3: ...under pressure WARNING DO NOT wear loose clothing that may become entangled in the impeller or other moving parts WARNING Keep clear of suction and discharge openings DO NOT insert fingers in pump with power connected Make sure lifting handles are securely fastened each time before lifting Do not operate pump without safety devices in place Always replace safety devices that have been removed durin...

Page 4: ...r 1 8 Allen Wrench 5 32 Allen Wrench 5 16 Allen Wrench Needle Nose Pliers Inside Outside Snap Ring Pliers 4 PVC Coupler 1 4 20 Bolt Seal Pushers Part No TL 21357 1 Bullets Thread Protectors Part No TL 21381 TL 21375 Seal Lubricant P 80 Dielectric Cooling Oil Check Chart Blue 242 Green 609 Loctite Pressure Gauge Kit Part No 085343 Megohmmeter Multi Meter w Clamp ...

Page 5: ...ing indicates a dead short CAUTION After performing a megger test ALWAYS discharge cord set leads to ground Hi Pot High Potential Insulator Test if required A Hi Pot test of pump leads is more accurate than a megger test either method will indicate the condition of cord insulation In most cases it is not necessary to do both This test detects non visible insulator failures To perform the HiPot tes...

Page 6: ...2 4 SGV2032L 2 240 3 3450 H 9 0 36 0 12 4 SOW 0 67 02 3 1 SGV2042L 2 480 3 3450 H 4 0 18 0 12 4 SOW 0 67 02 12 4 SGV2052L 2 600 3 3450 H 3 2 14 4 12 4 SOW 0 67 02 16 1 Winding Resistance 5 Pump Rated For Operation at 10 Voltage at Motor Jammed or Worn Cutter Check the cutter for freedom of movement the cutter should move by hand Also check for excessive wear if there is evidence of this then the w...

Page 7: ...ing screw and washer The screw has green loctite so apply heat to the screw wedge a flat blade screwdriver between cutter and shredding ring and remove screw Using a flat punch and hammer tap the cutter in the counterclockwise direction and remove DO NOT attempt to remove the volute before removing the radial cutter 1 3 2 NOTE DO NOT USE EXCESSIVE HEAT IT NOTE DO NOT USE EXCESSIVE HEAT IT WILL DAMAG...

Page 8: ...ress fitted to the volute and must be removed with an arbor press NOTE After a number of years of service or if the shredding ring cutting edges dull the ring can be pressed out of the volute and reversed to utilize the opposite cutting edges To maintain efficient grinder pump operation care should be taken to keep both the radial cutter and shredding ring cutting edges sharp Neither part can be sha...

Page 9: ...ressure check without the cord set on may cause the terminal block to blow out To check the pump for any seal leaks attach the pressure gauge assembly using pipe sealant TIghten the fitting into the hole Pressurize the gauge to 8 to 10 psi Use a soap solution around the sealed areas and inspect joints for air bubbles If after 5 minutes the pressure is still holding constant and no bubbles are obser...

Page 10: ...ry with a screwdriver CAUTION Use Caution to not damage threads on shaft NOTE With impeller removed the seal spring is relaxed and some oil may seep from the seal chamber Do not store this pump without the impeller in place to hold pressure on the seal spring Do not pressure check seal chamber at this time 10 ...

Page 11: ...aces Remove spring and rotating member from shaft Examine all seal parts and especially contact faces Inspect seal for signs of wear such as uneven wear tracks on stationary members chips and scratches on either seal face DO NOT interchange seal components replace the complete seal assembly if replacing seal 12 11 13 14 ...

Page 12: ...l plate Remove seal plate and square ring from intermediate coupling Remove stationary seal by pressing out with flat screwdriver 16 15 17 Inspect square ring for signs of wear and abrasion Press out stationary seal using care to not damage seal surfaces ...

Page 13: ...g Inner Seal Set unit on its side and remove plug from motor housing drain all oil from motor chamber CAUTION Oil can be under pressure and hot NOTE Perform pressure check on motor housing reference back to page 10 18 ...

Page 14: ...emove retaining snap ring with a medium flat tip screwdriver Using a 1 4 20 bolt thread it into the center of the terminal block Pull straight up with a rocking motion to remove the terminal block Disconnect all wire connections noting where each wire is connected The bottom of the block has a number located next to each pin for reference If pump is equipped with temperature moisture sensors remove...

Page 15: ...ing con t Remove motor housing bolts and washers and vertically lift motor housing from intermediate coupling Remove square ring from intermediate coupling 26 25 27 Inspect square ring for signs of wear and abrasion ...

Page 16: ... stator bolts and carefully remove stator housing from rotor Remove snap ring from intermediate coupling rotor will pull out of intermediate coupling with bearing and rotating member of inner seal attached 31 30 29 28 ...

Page 17: ...remove rotating member and spring Now bearing can be removed from rotor shaft by removing snap rings from shaft and using a wheel puller or arbor press Upper rotor bearing may be removed from rotor shaft with a bearing puller 33 32 ...

Page 18: ...18 Inner Seal From intermediate coupling press out stationary seal with a flat screwdriver 34 ...

Page 19: ... and press the lower bearing on the rotor shaft apply force to the inner race of the bearing only Install bottom retaining ring on rotor shaft The bearing will be positioned between the retaining rings Intermediate Coupling Component Parts If pump is equipped with optional moisture sensors apply thread compound Permatex to threads on probes and install in intermediate coupling Connect wires to pro...

Page 20: ... Nothing but the seal pusher is to come in contact with the seal face Make sure the stationary member is straight Place retaining ring and spring over shaft until seated on shaft shoulder Slide a bullet from tool kit over rotor shaft threads Lightly oil DO NOT grease shaft bullet and inner surface of bellows on rotating member with finished end away from motor slide rotating member over bullet and ...

Page 21: ...etaining ring into intermediate coupling Set wave spring on top of upper bearing hold in place with small amount of grease Set motor stator over rotor being sure that stator drops flat against register in coupling Place end bell on top of motor and insert motor bolts in motor and torque to 17 in lb 40 39 ...

Page 22: ... removed Pull wires through opening in top of motor housing while lowering motor housing onto intermediate coupling Connect wires to pins on the bottom of the terminal block NOTE Wiring Digram on next page Lubricate o ring and slide terminal block back into housing Make sure terminal block is engaged and install snap ring to retain terminal block Tighten bolts and lock washers into motor housing 4...

Page 23: ...23 Pin Placement Diagram Figure Figure B B ...

Page 24: ...icate and set square ring in bottom groove of seal plate Guide seal plate over end of rotor shaft install and tighten two washers and bolts to 6 5 ft lbs Be sure square ring is in groove on coupling and not twisted 49 48 ...

Page 25: ... HAMMER ON THE SEAL PUSHER IT WILL DAMAGE THE SEAL FACE With seal guide over motor shaft lightly oil DO NOT grease guide shaft and inner surface of bellows on rotating seal With lapped surface of rotating member facing inward toward stationary member slide rotating member over guide and onto shaft using seal pusher until lapped faces of the stationary and rotating seal are together Place spring ov...

Page 26: ...26 Impeller Assemble impeller on motor shaft with machined step fitting inside I D of seal spring by turning clockwise while holding shaft stationary with a screwdriver 54 55 ...

Page 27: ...seal plate Place volute on seal plate being careful not to damage square ring Place washers and nuts on studs and tighten equally to 11 ft lbs NOTE Discharge must line up with notch in motor housing Screw radial cutter on shaft turning clockwise holding motor shaft stationary with a screwdriver Radial cutter should be flush with shredding ring on suction side to within 020 Replace washer and screw ...

Page 28: ...hread compound to threads of pipe plug and assemble to motor housing NOTE Reference oil chart for suitable replacement oils SUPPLIER GRADE BP Enerpar SE100 Conoco Pale Paraffin 22 Mobile D T E Oil Light G G Oil Circulating 22 Imperial Oil Voltesso 35 Shell Canada Transformer 10 Texaco Diala0 Oil AX Seal Chamber Set unit on its side with plug opening upward and fill completely with see chart for type...

Page 29: ...29 SGV 2HP Exploded View Figure Figure C C ...

Page 30: ... 027269 Square Ring 26 6 1 131 1 Screw 5 16 18 x 1 25 SS 27 1 111131 Seal inner C C B STD 28 1 061143 Retaining Ring 29 1 Q10 36 E4 Ball Bearing 31 1 110397BG 067571BG 067572BG 085700BG Motor 2HP 200 240 Volt 1 Phase 2HP 200 Volt 3 Phase 2HP 240 480 Volt 3 Phase 2HP 600 Volt 3 Phase 32 1 016660 Self Tapping Screw ITEM QTY PART NO DESCRIPTION 33 1 105111A Ground Wire Assy 10GA 34 1 103586 Terminal ...

Page 31: ...31 Notes ...

Page 32: ...CRANE PUMPS SYSTEMS INC 420 THIRD STREET PIQUA OHIO 45356 U S A ...

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