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GE manual GEK±91584D, Vertical Drilling Motor, Type GE752, View At ºdº

Models: GE752

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GEK±91584D, Vertical Drilling Motor, Type GE752

+±.005 11.375

13.50

5.31

0.656 DIA. DRILL X 2.12 DEEP

0.750±10 TAP X 1.50 DEEP	VIEW AT ºDº
4 HOLES AS SHOWN	VIEW AT ºDº
.390 DIA. DRILL THRU
.578 DIA. DRILL X 1.50 DEEP	AIR INLET FLANGE
1.25 DIA. C'BORE X .20 DEEP
.4375±20 TAP THRU AND .375 NPT
.20
1.50
REF
1.25
SECTION D±D
(ENLARGED)

	A1
	ºAº
	A2
2.00
1325/24 ARMORED		.562 DIA. (2 HOLES) REF.
CABLES EXTENDING	BOTTOM INSPECTION	.562 DIA. (2 HOLES) REF.
CABLES EXTENDING	BOTTOM INSPECTION
10 FEET FROM	COVER	COMMUTATOR END
FRAME

.562 DIA.

THRU

(2 HOLES)

1.25 TAPER IN DIA.

PER FT. IN LENGTH (BOTH ENDS)

3.125±8 NS±2A

THREADS (BOTH ENDS)

AIR INLET

.50±13 TAP 1.00 DEEP

(6 HOLES)

9.50

TOP INSPECTION COVER

ºCº

.25 NPT (2 HOLES) FOR REGREASING

.50 NPT (2 HOLES) REF.

1.00±8 UNC±2B THREAD

1.50DEEP (8 HOLES EQ. SP. ON 25.00 DIA. B.C.

.812 DIA. 1.94 DEEP (8 HOLES EQ. SP. ON 25.00 DIA. B.C.

ºBº

FIG. 49. OUTLINE, US1, AUT (41E903745, CHG. A). E±37954B

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GE manual GEK±91584D, Vertical Drilling Motor, Type GE752, OUTLINE, US1, AUT 41E903745, CHG. A. E±37954B, View At ºdº

Contents

CONTENTS TESTING AFTER OVERHAULGEK±91584D INSPECTION AND TEST OFGENERAL DESCRIPTION INTRODUCTIONGEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 1. GE752 VERTICAL DRILLING MOTOR E±39088Vertical Drilling Motor, Type GE752, GEK±91584D TABLE 1. MODEL DIFFERENCESGEK±91584D, Vertical Drilling Motor, Type GE752 TABLE 1 Contd MODEL DIFFERENCESDATA DATA Contd Vertical Drilling Motor, Type GE752, GEK±91584DDATA Contd GEK±91584D, Vertical Drilling Motor, Type GE752NOTE With 2800 SCFM air flow DATA ContdVertical Drilling Motor, Type GE752, GEK±91584D SPECIAL TOOLS AND EQUIPMENT GROUNDING INSTRUCTIONSFIG. 2. DRILLING MOTOR ± FRAME GROUNDING CABLE CONNECTIONS. E±28717GROUNDING PROCEDURES Fig OVERHAULLUBRICATION GREASE TUBES AND PIPE PLUGSINSPECTION MONTHLY Covers, Seals, LatchesBrushholders Fig FIG. 3. RESIZING BRUSHHOLDER CARBONWAYS. E±11281Brushholder Sleeves Brush Spring PressureFIG. 5. BRUSH SPRING ARRANGEMENT E±18963 Vertical Drilling Motor, Type GE752, GEK±91584DBrushes CommutatorCreepage Band Flash RingPower Cables BASIC REPAIRS BRUSH REPLACEMENTBRUSHHOLDER REPLACEMENT Removal InsulationInstallation BRUSHHOLDER CLEARANCE ADJUSTMENTCOMMUTATOR RESURFACING GEK±91584D, Vertical Drilling Motor, Type GE752Sanding Procedure Hand Stoning ProcedureFIG. 8. CONNECTIONS TO RUN A SHUNT MACHINE FROM A D±C POWER SOURCE E±28718Grinder Installation Fixture GrindingFIG. 10. PROPER SHAPE OF HANDSTONE. E±8779A GEK±91584D, Vertical Drilling Motor, Type GE752FIG. 11. COMMUTATOR GRINDER. E±18249 Vertical Drilling Motor, Type GE752, GEK±91584DGEK±91584D, Vertical Drilling Motor, Type GE752 GrindingFIG. 12. COMMUTATOR SLOT RAKING TOOL E±19771A TESTING BEFORE DISASSEMBLY Air Curing CommutatorBASIC OVERHAUL Vertical Drilling Motor, Type GE752, GEK±91584DDISASSEMBLY Armature Removal From Frame Megohmmeter TestBar±To±Bar Resistance Test Models UP, AUPFIG. 13. COMMUTATOR±END BEARING PILOT FIG. 14. ARMATURE LIFTING BAIL. E±23932E±18150 Vertical Drilling Motor, Type GE752, GEK±91584DFIG. 15. LONGITUDINAL SECTION 41D732922 CHG. N. E±28621D THIS GREASE TUBE CONFIGURATION IS APPLICABLE TO MODELS UP1, UP2GEK±91584D, Vertical Drilling Motor, Type GE752 VIEW OF COMMUTATOR END FOR ALL MODELS EXCEPT UP1, UP2, AUP1 AND AUP2Vertical Drilling Motor, Type GE752, GEK±91584D FIG. 15. LONGITUDINAL SECTION 41D732922 CHG. N. E±28621DVIEW OF COMMUTATOR END FOR UP6 AND AUP5 NOTE UP1 AND AUP1 MODELS HAVE 2 TUBE ASSEMBLIES UP2 AND AUP2 HAVE ONEGEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 15. LONGITUDINAL SECTION 41D732922 CHG. N. E±28621D8. Reach into the drive±end of the motor and dis- connect grease tubes FIG. 16. PULLER TOOLS 41D731569 CHG. 0. E±14383CVertical Drilling Motor, Type GE752, GEK±91584D GEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 17. PULLER TOOLS. E±18155A14. Install puller Part 6751547G4 and pull sleeve Vertical Drilling Motor, Type GE752, GEK±91584D Armature Removal From FrameModels US1, AUT VIEW OF COMMUTATOR END FIG. 18. LONGITUDINAL SECTION 41D735357, CHG. A. E±37949BGEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 18. LONGITUDINAL SECTION 41D735357, CHG. A. E±37949B Vertical Drilling Motor, Type GE752, GEK±91584DMODELS SEE TABLE GEK±91584D, Vertical Drilling Motor, Type GE752 CLEANINGSteam Cleaning Vapor Degreasing Anti±Friction Bearings/Shaft Tapers/Bearing FitsINSPECTION AND TEST OF DISASSEMBLED MOTOR BEARING INSPECTIONWire Band, Drive End Glass Band, Commutator EndCOMMUTATOR ResurfacingFIG. 19 ARMATURE INSULATION 41D731545 CHG. F. E±18156A Vertical Drilling Motor, Type GE752, GEK±91584DFIG. 19. ARMATURE INSULATION 41D731545 CHG. F. E±18156A GEK±91584D, Vertical Drilling Motor, Type GE752BRUSHHOLDERS REPAIRLUBRICATION OF BOLTS FIG. 20. ARMATURE SHAFT 334B336 CHG. D. E±39091AFIG. 21. CONNECTION DIAGRAM 493A210 CHG. 4. E±39092B GEK±91584D, Vertical Drilling Motor, Type GE752ARMATURE Creepage Band Replacement Rewinding ArmatureRiser Width DiameterProcedure Commutator TighteningHydraulic Press Preferred Method Torque Wrench Acceptable MethodSpin Seasoning Commutator Assembled On Armature Commutator ResurfacingGrinding Vertical Drilling Motor, Type GE752, GEK±91584DGEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 22. CONNECTION DIAGRAM 41A237276 CHG. 0. E±39093ATurning FIG. 23. CONNECTION DIAGRAM 41A330278, CHG. 0. E±38055B Vertical Drilling Motor, Type GE752, GEK±91584DMODEL SEE TABLE FIG. 24. CONNECTION DIAGRAM 41A330179, CHG. A. E±37950AGEK±91584D, Vertical Drilling Motor, Type GE752 Raking FIG. 25. COMMUTATOR TIGHTENING E±4270BFIG. 26. COMMUTATOR PRESSING DIAMETER. E±18140 FIG. 27. COMMUTATOR BOLT TIGHTENING SEQUENCE. E±4502Resistance Measurement TEST AFTER REPAIR Armature High Potential TestUsed Armature Rewound ArmatureREPLACEMENT Coil InstallationProcedure for New Coil±Pole Assembly MOTOR FRAME FIELD COILVIEW AT Y OF FIG. 29. COILED FRAME ASSEMBLY 41D732353 CHG. N. E±39094AGEK±91584D, Vertical Drilling Motor, Type GE752 MODELS SEE TABLE 2, PAGE FIG. 29. COILED FRAME ASSEMBLY 41D732353 CHG. N. E±39094AVertical Drilling Motor, Type GE752, GEK±91584D FIG. 30. COILED FRAME ASSEMBLY 41D732345 CHG. V. E±39095A GEK±91584D, Vertical Drilling Motor, Type GE752FIG. 30. COILED FRAME ASSEMBLY 41D732345 CHG. V. E±39095A Vertical Drilling Motor, Type GE752, GEK±91584DFIG. 31. COILED FRAME ASSEMBLY 41D735440, CHG. A. E±38056B GEK±91584D, Vertical Drilling Motor, Type GE752FIG. 31. COILED FRAME ASSEMBLY 41D735440, CHG. A. E±38056B Vertical Drilling Motor, Type GE752, GEK±91584DF2 29 F1 FIG. 32. COILED FRAME ASSEMBLY 41D735343, CHG. C. E±37951CGEK±91584D, Vertical Drilling Motor, Type GE752 MODELS SEE TABLE 2, PAGE FIG. 32. COILED FRAME ASSEMBLY 41D735343, CHG. C. E±37951CVertical Drilling Motor, Type GE752, GEK±91584D Brazing Coil Terminals Machine BrazingGas Torch Brazing Coil InstallationVARNISH VISCOSITY CHART FOR DIPPING COILED FRAME Flood Dipping Coiled FrameTEST AFTER REPAIR Coiled Frame Without Armature GE NO. 8001 VARNISH NO. 3 ZAHN CUPREASSEMBLY Brushholders Varnish Immersion Treatment After VPIArmature High±Potential TestArmature Bearings Drive±End Bearing Figs. 34, 35, 36 andCommutator±End Bearing All Models Except US2, UP6, AUT2 and AUP5FIG. 34. DRIVE±END BEARING ASSEMBLY. E±18166E GEK±91584D, Vertical Drilling Motor, Type GE752SMEAR 0.50 OZ. OF MODELSFIG. 35. DRIVE±END BEARING ASSEMBLY. E±39301 Models US2, UP6, AUT2 and AUP5Commutator±End Bearing Vertical Drilling Motor, Type GE752, GEK±91584DFIG. 36. DRIVE±END BEARING ASSEMBLY 41B537821, CHG. B. E±37952B ASSEMBLY OF PARTSGEK±91584D, Vertical Drilling Motor, Type GE752 17, 18 ANDArmature Assembly Into Frame FIG. 37. CHECK ALIGNMENT OF BEARING AFTER ASSEMBLY. A±120402Models UP and AUP Vertical Drilling Motor, Type GE752, GEK±91584DNOTE Insure that all grease tubes are packed full of grease FIG. 38. COMMUTATOR±END BEARING ASSEMBLY 41B532745 CHG. F. E±39090AGEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 39. COMMUTATOR-END BEARING ASSEMBLY 41B538068 CHG. 0. E-39300 Vertical Drilling Motor, Type GE752, GEK±91584DFIG. 40. CHECKING INTERNAL CLEARANCE OF BEARING. A-120403 Armature Assembly Into FrameGEK±91584D, Vertical Drilling Motor, Type GE752 NOTE Insure that grease tubes are packed full of greaseBRUSH INSTALLATION BRUSHHOLDER CLEARANCE ADJUSTMENT8. Install framehead bolts and lockwashers30. Torque to 440±495 lb.±ft Vertical Drilling Motor, Type GE752, GEK±91584DGEK±91584D, Vertical Drilling Motor, Type GE752 HUB MOUNTING Hub FittingHub Mounting TESTING AFTER OVERHAUL TESTING SERIES MACHINESFIG. 41. METHOD OF USING ADVANCE GAUGE. E±5975A FIG. 42. MEASURING TEMPERATURE OF COUPLING HUB WITH PYROMETER. E±5976TESTING SHUNT MACHINES Models 5GE752UP and US Motor OperationVentilated 2300 cfm at 7.6 in. H2O at Commutator Chamber UnventilatedCLEANING AND SLUSHING REMOVING ARMATURE LOCKING ARRANGEMENT See FigLOCKING THE ARMATURE FOR SHIPMENT See Fig SHIPPINGSKIDDING PROTECTIONARMATURES PREPARATION OF BOXBOXING THE ARMATURE STORAGE PLACING INTO STORAGEFIG. 45. BOX FOR SHIPPING ARMATURES. E±3782A FIG. 46. ARMATURE PLACED IN SHIPPING BOX. E±3783REMOVING FROM STORAGE FIG. 47. SHIPPING BOX WITH ARMATURE LESS COVER. E±3784GEK±91584D, Vertical Drilling Motor, Type GE752 1. Do not inhale solvent fumesVertical Drilling Motor, Type GE752, GEK±91584D d. Reassemble the motorFIG. 48. OUTLINE, UP AND AUP 41E903631 CHG. H. E±28755B GEK±91584D, Vertical Drilling Motor, Type GE752Vertical Drilling Motor, Type GE752, GEK±91584D FIG. 48. OUTLINE, UP AND AUP 41E903631 CHG. H. E±28755BGEK±91584D, Vertical Drilling Motor, Type GE752 FIG. 48. OUTLINE, UP AND AUP 41E903631 CHG. H. E±28755BVertical Drilling Motor, Type GE752, GEK±91584D FIG. 48. OUTLINE, UP AND AUP 41E903631 CHG. H. E±28755BFIG. 49. OUTLINE, US1, AUT 41E903745, CHG. A. E±37954B GEK±91584D, Vertical Drilling Motor, Type GE752Vertical Drilling Motor, Type GE752, GEK±91584D FIG. 49. OUTLINE, US1, AUT 41E903745, CHG. A. E±37954B+± .12 8.55VIEW AT ºDº GEK±91584D, Vertical Drilling Motor, Type GE752FIG. 49. OUTLINE, US1, AUT 41E903745, CHG. A. E±37954B Vertical Drilling Motor, Type GE752, GEK±91584D 2901 East Lake Road Erie, Pennsylvania GE Transportation SystemsGEK±91584D, Vertical Drilling Motor, Type GE752