Manual Kerr KT3350PT & KT3400PT
Contents
1. SenvicellManual Kerr 335 19 7 PITE Dupagro B V Ooststeeg Phone 31 0 317 840 197 6708 AX Wagening info dupagro com The Netherlands www dupagro com Kerr Pumps KERR PUMP CORPORATION SERVICE MANUAL HDD 2 EDITION Since 1946 NEW PUMP WARRANTY A Kerr Machine Company Kerr Pump Corporation warrants its new HDD pumps to be free from defective materials and or workmanship for 1000 HOURS OR ONE 1 YEAR whichever comes first from date of sale by distributor provided that the new pump is registered in accordance with Paragraph No 2 hereof properly installed and operated in accordance with the Company s Service Manual and all other terms of this warranty agreement are complied with by the purchaser As hereinafter provided this warranty includes the replacement of parts and labor to correct any deficiency defective parts must be returned to the Company s Home Office for examination before this warranty is effective This warranty applies to parts which have been replaced under this warranty only so long as the original pump warranty is effective This warranty is for the exclusive benefit of the purchaser and is not transferable B Each Distributor of a new pump will provide the customer with a registration blank furnished to him by the Company which must state the date of sale be signed by the purchaser and the Distributor and delivered to the Home Office of the Company within fifteen2. Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection for Proper Service Service Service Service Service Service Visual Inspection Visual Inspection Visual Inspection Visual Inspection Service Visual Inspection Visual Inspection Visual Inspection Service Necessary Piston Cups CHOCH tl Visual Inspection Visual Inspection Visual Inspection Service Necessary Valve Inserts check anig neplaceri Visual Inspection Visual Inspection Visual Inspection Service Necessary Valves and Seats usc d Replace n Visual Inspection Visual Inspection Visual Inspection Service Necessary Liners Check Rod Bearings Visual Inspection Visual Inspection Visual Inspection Service Visual Inspection Service Wing Guided Valve Changing Instructions a EB X j 4 1 Remove the nuts cap screws 2 A Remove the top cover and 3 Remove the discharge valve from the top cover discharge spring 2 B Inspect the o ring for damage 4 A Remove the end cover cap 5 Remove the suction valve 6 Insert the tri pin puller head and suction spring all pins retracted into the 4 B Inspect the valve spring for discharge seat damage Wing Guided Valve Changing Instructions continued X 7 Slide puller plate spacer and 8 Turn the puller rod until the 9 Lifting the puller rod turn the washers down the puller rod pins are fully extended nut until firmly
3. CRITICAL NO TE MAICH GROOVE amp KEEP PIECES TOGETHER DO NOTMIX WITH ANOTHER KA 280 KA 280 KT 3350PT 3400PT t a 16 00 33 7 4X 11 16 MOUNT HOLES 2 2 1 4 DISCHARGE 9 88 i 19 4 19 5 9 625 7 0 H pet C 3 NPT 4 6 m 462 SUC TION GENERAL DIMENSIONS FOR KT 3350P T KT 3350PT KF 3400PT WITH DRIVE ASSEMBLY 2 NPT DISC HARGE i 19 4 195 1 4 626 7 000 5 000 TT e E 6 0 fore 10 4 75 9 0 46 SUC TION 46 14 GENERAL DIMENSIONS FOR KF 3350PT WITH DRIVE ASSEMBLY HAMM ER NOTINCLUDED WITH INSIALLATION TOOL MAKE SURE SNAP RING SNA PS IN GROOVE PLACE TAPERED PLUG 3 ON PISTON HEAD 5 SLIDE SNAP RING 2 ONTO TOOL TAPERED PLUG USE SNAP KA 248 RING TOOL BODY 1 TO SEAT PISTON SNAP RING SNAP RING IN PISTON HEAD INSTALLATION TOOL GROOVE 4 ITEM NO QTY PARTNO DESCRIPTION 1 1 FLUID
4. removing or adding various thicknesses of rod shims The standard connecting rod shim used on all Kerr Pumps is 1 32 thick and is comprised of 002 laminates which can be pealed off separately Proper fit of the connecting rod will allow the pump crankshaft to be rotated while not allowing in and out slack in the connecting rod along its long or main axis A well fitted rod will have none of the in and out slack but should be free enough to be moved from side to side on the rod journal This insures the rod not being too tight A point of caution when installing the connecting rod assembly in the pump is to make certain the oil holes in the rod are UP and not toward the bottom of the pump This will result in lubrication failure in these parts and the pump will fail in a short period of time An additionally important step is to make sure that the rod cap is bolted back on the rod as it came off The rod and cap carry a mark number which allows you to match them back properly Failure to do this will cause the rod not to fit the journal for which it was made D Power End Fluid End Connection A common misconception is that there is some form of fluid seal between the power end and the fluid end This is false The fluid end is merely bolted to the power frame To take off the Fluid End all the Liners must be removed by unthreading all retainer Nuts from each retainer Stud sliding off each liner Retainer followed by any unscrewing all ot
5. 125 8 Bearing Housing Hydraulic Drive 8 1 KT 125 6 Bearing Housing Hydraulic Drive 6 1 KT 126BH Bearing Cap Lifting Eye 1 KT 126BH Bearing Cap Lifting Eye 1 AP 127 8 Auburn Housing Gasket 1 127 8 Auburn Housing Gasket 1 KT 130 Bearing Housing Extension Shaft Side 1 KT 130 400PT Bearing Housing Extension Shaft Side 1 KT 130 Bearing Housing Extension Shaft Side 1 AP 132 Auxiliary Shaft 1 AP 132 Auxiliary Shaft 1 AP 135 Oil Seal Bearing Housing Extension Shaft 1 AP 135 Oil Seal Bearing Housing Extension Shaft 1 KT 140LH Bracket Oil and Water Pumps Left Hand Drive 1 KT 140RH Bracket Oil and Water Pumps Right Hand Drive 1 KT 140LH Bracket Oil and Water Pumps Left Hand Drive 1 Kerr 3350 3400 Piston Pump 145 Oil Pump 1 2 Cast 1 AP 150 Sheave Cil Pump 1 KT 155 Belt Oil Pump 1 AP 160 6 Fitting Female Swivel Supplied with hose 3 AP 160 5 Fitting Crosshead Oil Injector 3 AP 160 4 Oil Manifold Plug 1 AP 160 3 Male Pipe Rigid 1 4 x 1 8 Supplied with hose 5 AP 160 2 90 Degree Tube Fitting 1 2 Supplied with hose 1 AP 160 1 Oil Manifold 90 Degree Elbow 1 KA 160 Oil Manifold 1 AP 161 Oil Manifold Gasket 1 KT 165 Oil Line Pump to Oil Manifold 1 KT 170 Oil Line Pump to Oil Sump 1 KT 175 Oil Line Manifold to Bearing Housing 2 KT 176 Oil Line Manifo
6. 15 days of the date of sale C In the event of a claim under this warranty made within the 1000 HOUR warranty period the purchaser must notify the Distributor and the Distributor shall contact Kerr Pump Corporation before any repairs or service calls are made D All warranty claims must be sent to Kerr Pump Corporation Home Office on the authorized warranty claim form provided by Kerr Pump Corporation and available from the Distributor before any warranty claim will be considered It is understood that a pump will deteriorate due to ordinary wear therefore the following credits shall apply to all replacement parts labor surface freight travel time and mileage allowance furnished under this warranty FOR 1000 HOUR CLAIMS i For the first 250 hours 100 credit will be allowed on a current list price basis ii From 251 hours to 500 hours 75 credit will be allowed on a current list price basis iii From 501 hours to 750 hours 50 credit will be allowed on a current list price basis iv From 751 hours to 1000 hours 25 credit will be allowed on a current list price basis The credit given to the Distributor for replacement parts or pumps under this warranty is based upon the Distributor s net cost paid Kerr Pumps for such replacement parts or pumps In the event of a warranty claim under this warranty is made within the first 250 hours Kerr Pump Corporation before any repairs begin shall be contacted by the Distributor and given
7. DISC ONNEC TED TO ALLOW FREE CRANKSHAFT MOTION 4 Z TORQUE SPECIFIC ATONS PAN COVER CAPSCREW BEARING HO USING CAPSCREW PONY ROD PACKING GLAND CAPSCREW PISTO LINER RETA INER STUD NUT PISTO N EXTENSION RO D SELF LO CKING NUT PONY ROD a KF3350PT KF3400PT TORQUE SPECIHCATIONS 2 21 ft lb 28 Nm 75 ft lb 102 Nm 50 ft lb 68 Nm 100 ft lb 136 Nm 500 ft lb 678 Nm 1000 ft lb 1356 Nm MUSTBE MADE USING A DIAL INDICATOR ANTI SEIZE COMPOUND NOTE WHEN USING LUBRICANTS REDUC E TORQUE AS FOLLOWS WHITE LEAD REDUC E TORQUE 25 REDUC E TO RQ UE 4096 REDUC E TO UE 45 KT 160 7 AP 195 KA 126FE AP 16T KA 37 KT 191 a KA 34D KT 190 4 Yf KA 38 HW diio z S 210 A i mA piara e S POAN 2777777 350 NU oT for 77 2 D zi KA 11 NENG NEL ED KF10 N EN wara A Ee e j N A KA vl ARS gt F f CANS NW S NE 4 EAT TAAA 170 WT LU NS KA 37 KA 59 30 18 NS ANI J lil K 18 LZZ XIZI ZNAO AP 71 lt gt KA 17T KT20 120 8 KT 52L KA 60 275 a KT 120 8 400PT SPRING KT 275 400 KT 1 400 KA 22 Dw KA 21 000 KT 24 INDICATE KT 3400PT PART KA 77 REMOVE PISTON amp
8. Drive to Pumps 1 AP 235 50 Rotation Label 1 AP 235 32 90 Degree Tube Fitting 1 4 Supplied with hose 1 AP 235 31 SAE JIC Male Connector 1 4 x 1 8 2 AP 235 27 3 8 16 UNC x 3 8 Setscrew 2 AP 235 24 3 8 16 UNC Hex Head Nut 2 AP 235 23 3 8 Lock Washer 2 AP 235 22 3 8 Flat Washer 2 AP 235 21 3 8 16 UNC x 1 1 4 2 AP 235 19 1 4 Flat Washer 2 AP 235 17 1 4 20 UNC x 1 1 4 Capscrew 2 KT 235RH Belt Guard Pump Drive Right Hand Drive 1 KT 235LH Belt Guard Pump Drive Left Hand Drive 1 KA 245 400 Piston Complete 4 3 KA 245 300 Piston Complete 3 3 KA 245 350 Piston Complete 3 1 2 3 KA 246 Piston O Ring 3 KA 248 Piston Snap Ring Installation Tool 1 KA 250 400 Piston Body Only 4 3 KA 250 350 Piston Body Only 3 1 2 3 KA 250 300 Piston Body Only 3 3 KA 260 400 Piston Cup Kit 4 cup retainer plate snap ring 3 KA 260 350 Piston Cup Kit 3 5 cup retainer plate snap ring 3 KA 260 300 Piston Cup Kit 3 cup retainer plate snap ring 3 KT 265 Piston Extension Rod 3 KA 270 Piston Extension Rod Lock Nut 3 KT 275 400 Pony Rod Piston Pump Type 3 KT 275 Pony Rod Piston Pump Type 3 KA 276 Installation Tool for Pony Rod Seal 1 KA 277 Installation Wrench Pony Rod 1 KA 280 Clamp Pony Rod to Piston Rod 3 KA 281 Socket Head Capscrew 2 KT 285 400KER A Liner Assembly 4 Piston complete rod locknut liner gasket KT 285 400KER A 3 KT 285 400CH A Liner Assembly 4 Piston complete rod locknut liner gasket 3 KT 285 350KER A Liner Assembly 3 1 2 Piston co
9. SUCTION INLET VALVE SO BE USED RATHER THAN MANUAL TYPE ITSHO ULD BE DESIG NED HAZARD OF DISC HARGE PRESSURE ENTRY ANY AIR IN SUCTION SYSTEM PROMPTLY REACHES PUMP TO OPEN AUO MATICALLY WHILE STARTING OR STOPPING AS WHEN PUMP IS IDLE A SMALL RELIEF AND IS EXPELLED A SLOPE OF 1 2 PER FOOTIS BEST 6 BYPASS UNE SHOULD FEED LIQUID INTO TANK BELOW MINIM UM VALVE IS OFTEN CONNEC TED HERE SLOPE BYPASS LINE SO LOW POINTDRAIN WILL FULLY LIQUID LEVEL 10 ALL SYSTEM COMPONENTS MUSTHAVE EMPTY RELIEF AND CHOKE VALVES AND ALL LIQ UID IN 7 TO REMOVEPIPING STRAIN AND VIBRATION A FLEXIBLE HOSE ADEQUATE PRESSURE RATING S FOR BYPASS CIRCUIT EXPANSION J OINTOR SWIVELJ OINT PAIR SHOULD BE OPERATING STARTING AND UPSET DO NOTLOCATE PIPING OR OTHER EQUIPM ENT IN FRONT POSTO NED TO MINIMIZE EFFECTS OF PIPING THERMAL CONDITIO NS IN ORDER TO REDUCE OF ORABOVE PUMP FLIUD END PREVENTING SERVICING EXPANSION CONTRACTION AND PIPING WEIGHT POTENTIAL HAZARDS PARTIC ULAR REFER TO MANUFACTURER FO R MINIMUM CLEARANCES 8 SUCTION SIZED FOR 172 TO 2 FI SEC MAX FLOW RATE ATTENTION IS RECOMMENDED FOR THE LOCATE CHARGING PUMP AT POINT SHO WN IF CHARGING PUMP IS NEC ESSARY FOR VOLATILE FLUIDS FOR EXAMPLE DISC HARGED SIZED FOR 8 TO 10 FI SEC MAX FLOW RATE SUC TION AND DISCHARGE MUST BE SUPPORTED AND ANCHORED SURG E CONDITION THAT WILL RESULT DOWNSTREAM OF THE REFLIEF VALVE WHEN NORMAL DISCHARGE IS BLOCKED ASA GENERAL RULE FLUID LEVEL MUSTBE HIG HER THAN THE PUMP
10. amp 1 Wiper per Set 3 KA 29SG 3 Installation Tool Seal Guard Wiper Driver 1 KA 30 Pony Rod Gland Capscrews SS 12 KA 32PT Pony Rod Splash Guard 3 KT 33D Fluid End Vessel Only Ductile 1 KA 34D Top Cover Cap Ductile 3 KA 35 End Cover Cap 3 KA 36B Cover Cap Bracket Stud 2 KA 36 Cover Cap Stud 22 KA 37 Cover Cap Stud Nut 24 KA 38A Cover Cap O Ring Aflas 6 KA 38N Cover Cap O Ring Nitrile 6 525 Valve Spring Suction Short 3 KT 52L Valve Springs Discharge Long 3 KA 59T Fluid End Liner Retainer Lineup Studs 2 KA 59 Fluid End Liner Retainer Studs 10 KA 60 Stud Nut 24 KA 60 Stud Nut 24 KA 68 Valve Puller Wing Type 1 KA 68M 1 Rod Puller 1 KA 68M 2 Pin Set Puller 3 KA 68M 3 Head Puller 1 KA 68M 4 Spacer Washer Puller 1 KA 68M 5 Nut Puller 1 KA 68M 5 O Ring Puller 1 KA 68M 5 O Ring Puller 1 68 5 Nut Puller 1 KA 68M 4 Spacer Washer Puller 1 KA 68M 3 Head Puller 1 KA 68M 2 Pin Set Puller 3 KA 68M 1 Rod Puller 1 KA 68M Wing Guided Seat Tri Pin Type Puller Ass y 1 68 Valve Puller Wing 1 AP 71 Drain Plug 1 2 Hex Pipe Plug 1 AP 71 Drain Plug 1 2 Hex Pipe Plug 1 AP 72S 1 8 Oil Level Stuffing Box Hex Plug Steel 3 Kerr 3350 3400 Piston Pump Number Description AP 72SS 1 8 NPT Oil Level Stuffing Box Hex Plug Stainless Steel 3 AP 72AB 1 8 NPT Oil Level Stuffing Box Hex Plug AB 3 072 Discharge Valve He
11. and wiper box seals Replace any damaged or cracked O rings or gaskets 5 3 3 Inspect power end shaft oil seals and replace if cracked split or damaged 5 3 4 Install crankcase drain plug lubrication level site glass and breather cap 5 3 5 Install if applicable any oil pressure and or temperature gage 5 3 6 Check the connection of the plunger and pony rod to the crosshead prior to and after initial run in of the pump 5 3 7 Fill the crankcase to the proper level with the specified lubricant Weekly Monthly Quarterly Semiannual Schedule for or 8 Hrs or 40 Hrs or 200 Hrs or 500 Hrs or 1000 Hrs or 2000 Hrs Piston Type Pumps Check Level in Pump Visual Inspection Visual Inspection Service ni Visual Inspection Visual Inspection Service Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection Check for Water or Bentonite in Gear Box Visual Inspection Check Piston Chamber for Leaking Pistons Visual Inspection Check Recovery Tank for Bentonite Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection Service Check Piston Cooling Pump Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection Visual Inspection Check Pony Rods Visual Inspection Check Belts Visual Inspection Visual Inspection Visual Inspection Visual Inspection
12. the option of having the Distributor either repair or replace the pump Upon any claim under this warranty other than a claim wherein Kerr Pump Corporation at its option replaced the pump as provided in Item E hereof the Distributor will make the necessary repairs and or replacement and Kerr Pump Corporation shall allow the cost of labor on warranty claims The labor cost may include travel time not to exceed 8 hours of actual travel time Kerr Pump Corporation will pay surface freight on warranty shipments After making the necessary repairs and or replacements the Distributor will bill the customer for the full amount due for the repair Thereafter the Distributor will submit the warranty claim form provided by Kerr Pump Corporation to the Kerr Pump Corporation Home Office for consideration In the event the warranty claim is honored by Kerr Pump Corporation a Credit Memorandum will be issued to the Distributor in the amount determined by the table in Item D hereof Thereafter the customer s invoice will be credited by the Distributor in the same percentage allowed the Distributor by Kerr Pump Corporation If requested by Kerr Pump Corporation the purchaser or the Distributor shall return the alleged defective product to Kerr Pump Corporation factory freight prepaid for examination and testing If Kerr Pump Corporation determines the product is defective Kerr Pump Corporation will either repair or replace such product with a like Kerr
13. the preventative protection 3 2 The following rust preventative products or their equivalents are recommended for use in Kerr Pumps and usually available in 5 gallon 55 gallon containers CITGO RUST O LINE OIL 10 SHELL ENSIS OIL N 4 0 PROCEDURE 4 1 Preparation from factory testing inventory or a distributor rebuild facility Drain any oil that may be in the power end and then fill the complete power end cavity with the specified rust preventative After 15 to 20 minutes drain the rust preventative back into its storage drum for future use Remove and clean oil level gages pressure gages and breather caps Replace with pipe plugs in threaded openings All breathers shall be replaced with airtight seals plugs or gasketed plates No venting is recommended as it may allow moist air in 4 2 TECHNICAL DATA SHEET T D S NO 4 2 PCN Supercedes PCN Date 03 10 06 4 1 1 Remove the wiper box seals and cap plug the seal opening 4 1 2 Clean the pump outer surfaces prior to painting 4 1 3 If painting is required mask crank and lubricator shaft surfaces and keyways If painting does not apply go to Para 4 1 8 4 1 4 Paint as specified by the customer order or as required 4 1 5 Apply a thin layer of grease to the exposed oil seal lips 4 1 6 Apply a thin layer of heavy rust preventative to the exposed crank and lubricator shaft surfaces and keyways 4 1 7 Wrap the exposed crank and lubricator shafts with waxed tape 4 1 8 Carefully wr
14. AE C 4 Bolt Drive Assembly 1 1 2 Male Input Shaft 1 AP 330 1 Oil Seal SAE C 4 Bolt Drive Assembly 1 1 2 Male Input Shaft 1 AP 330B Bearings SAE C 4 Bolt Drive Assembly 1 1 2 Male Input Shaft 2 AP 330S Input Shaft SAE C 4 Bolt Drive Assembly 1 1 2 Male Input Shaft 1 AP 330H Housing SAE C 4 Bolt Drive Assembly 1 1 2 Male Input Shaft 1 AP 330 SAE C 4 Bolt Drive Assembly 1 1 2 Male Input Shaft 1 331 O Ring 8 Auburn Input Drive Assembly 1 AP 351 Oil Level Sight Glass 1 AP 352 Oil Level Sight Plug 1 AP 450 Sunstrand Motor 90 Series 1 KA 500HT Valve Ass y Complete A R Caged KA 501HT KA 502HT KA 504 KA 506 KP 85 amp KA 42 3 3 KA 501HT Seat Valve Heat Treated S KA 502HT Valve w Insert Heat Treated 5 KA 504HT Cage Valve 5 KA 506 Valve Seat O Ring 6 KA 550 Cage Wrench 1 KA 701 Oil Cooler w 110 V Fan Motor 1 KA 900 Special Tool Kit consists of KA 68M AP 77T KA 248 KA 276 KA 277 KA 306 1 Kerr KT 3350PT 3400 Piston Pump All prices and part numbers are subject to change without prior notice
15. ASSEMBLY DRAWING KT 3350PT KT 3400PT PISTON COMPLETE IS KA 245 ITEM NO PART NUMBER DESC RIPTIO N 1 KA 250 350 PISTON BODY ONLY 3 1 2 2 263 350 PISTON C UP 3 KA 261 350 PISTON CUP RETAINER PLATE 4 262 PISTON CUP SNAP RING 5 KA 246 PISTON O RING ITEMS 2 3 amp 4 SOLD ASA KITONLY amp PARTNO KA 260 300 3 KA 260 350 3 1 2 260 400 4 ITEMS 1 2 3 4 amp 5 PISTON COMPLETE SOLD AS PART NUM BER 245 300 3 KA 245 350 3 1 2 KA 245 400 4 STUD RG UE SEQUENCE STUD REQ UIREM EN TS 10 KT 59 FLUID END LINER RETAINER STUDS 2 KI 59T FLUID END UNER RETAINER LINEUP STUDS KT 3350PT FLUID END TO POWER FRAME SIUD TORQUE SPEC 130 FTLB LINEUP STUD lt Tt fm z l EMEN Var am 1 m SS SS N NS x lt EX NS NA WHEN ADJ USTING THE ENDPLAY OF THE TAPERED ROLLER BEARING S USED ON THE CRANKSHAFT DIAL INDIC ATO RS AND SHIMS MUST BE PROPERLY USED INCORRECT BEARING ADJ USIMENT MAY RESULT IN EXC ESSIVE NOISE TEMPERATURE AND REDUC ED BEARING LIFE Kerr Pumps RECOMM ENDS BETWEEN 000 005 OF INTERNAL AXIAL CLEARANC E END PLAY OR SIDE TO SIDE WHEN ASSEMBLED FINAL ADJ USTM ENT 000 005 SHAFTEND PLAY INSURE THE CONNECTING RODS ARE
16. END VESSEL ONLY 2 3 KT 73 SUCTION VALVE HEAT TREATED WITH INSERT 3 6 KA 77 ABRASIVE RESISTANT VALVE INSERT 4 _ 3 KF72HT DISC HARG E VALVE WITH INSERT 5 3 KA 34D TOP COVER CAP DUCTILE 6 3 KT52L VALVE SPRING DISC HARGE LONG 7 3 KT 52S SPRING VALVE SUCTION SHORT 8 6 KA 74HT VALVE SEAT HEATTREATED A R 9 6 KA 38 O RING COVER CAP 10 22 6 COVER STUD 11 24 KA 37 COVER CAP STUD NUT 12 1 126 FLUID END LIFTING EYE 13 2 KA 36B COVER CAP BRACKET STUD 14 1 AP 71 FLUID END DRAIN PLUG 15 3 KA 35D END COVER CAP DUCTILE blos Ble KT 52L SPRING LONG DISCHARGE ITEM NO QTY PARTNO DESCRIPTION KT 72HT DISC HARG E VALVE HEAT TREATED A R WITH INSERT KA 77 ABRASIVE RESISTANT VALVE INSERT 74 VALVE SEAT HEAT TREATED A R 2 KT 300HT ITEM NO QTY PARTNO DESCRIPTION KT 73 SUC TION VALVE HEATTREATED WITH INSERT KA 77 ABRASIVE RESISTANT VALVE INSERT 74 VALVE SEAT HEAT TREATED 2 KT 52S SPRING VALVE SUCTION SHORT FLUID END ASSEMBLY DRAWING KT 305HT DESCRIPTION QTY 1 KT 285 350C H LINER 3 1 2 HEAT TREATED 1 2 270 PISTON EXTENSION ROD LOCK NUT 1 3 KT 265 PISTON EXTENSION ROD 1 4 KA 295 LINER GASKET 1 5 KA 245 PISTON COMPLETE 1 PISTON
17. FLUID END AS PLUNGERS CANNOTLIFTFLUID 10 FEETOF HEAD IS A GOOD RULE OF THUMB CAUTION SHOULD TAKEN TO KEEP HTIINGS OUTOF THE SUCTION AND DISC HARGE PIPING AS THESE WILL RESULT IN POOR PERFORMANCE IF BENDS ARE NECESSARY USE 45 LONG RADIUS ELLS INSTEAD OF 90 ELLS PREVENTIVE MAINTENANCE DAILY A Check and Maintain Lubricant Levels Standard Lubricant AGMA Grade ASTM D 2422 ISO Viscosity Grade Viscosity in SSU 0 100 degree 4 EP 150 625 765 Synthetic Lubricant SAE Viscosity Grade 1306 8 75W 90 PUMP CAPACITIES APPROXIMATE KD 1250 2 qts KT 3350 16 qts KJ 2250 3 qts KT 3400 16 qts KZ 3150 2 qts Use SAE 30 weight non detergent motor oil ONLY KM 3250 4 qts KB 3500 20 qts KM 3300 4 qts KA 3500 36 gts KP 3300 12 gts KSB 6400 36 gts R335 R340 16 qts KSB 6500 36 qts Q5450 22 5 gal KCP 6300 24 qts PLANETARY GEAR REDUCERS 6 8 9 17 ozs 42 ozs 42 ozs D MONTHLY A G GENERAL If pump has lubricating facilities for stuffing boxes check level of lubricant Maintain packing gland tension on packing Do not over tighten Visually inspect pump for apparent trouble Keep the pump clean Drain and refill crankcase It is recommended that oil be changed after the first week of operation Wash oil filler cap in kerosene Check valves for excessive wear broken or bent springs etc Check crankshaft bearings for endplay See se
18. LINER VALVE AS AN ASSEMBLY IN INSERT ORDER TO SERVICE FOR KERR PUMP E 1 CHECK FOR LEAKING PISTONS REPLACE IF NEC ESSARY DISCHARGE 2 K FO R PROPER FLUID FLOW KT 52S GASKET MINIMUM REQUIREMENTS 3 SPRING KA 26 SUCTION HOSE NO MORE THAN 50 ROD LONG WITH 30 OF CONTINUO US SUCTON 265 GLAND PRESSURE FEEDING PUMP VALVE KT 265 KA 26A KA 77 PONY ROD 3 REMOVE VALVE COVER CAPS AND VALVE PACKING GLAND INSPECTVALVES amp VALVE SEATS INSERT ASSEMBLY FOR FOREIGN OBJ ECTS AND WEAR uu REPLACE IF NECESSARY SEAT TION KT 3350PT KT 3400PT SUC VALVE ASSEMBLY Kerr KT 3350PT 3400 Piston Pump KT 1 Pump Case 1 KT 1 400PT Pump Case 1 KT 2 400 Crankshaft Heat Treated 1 KT 2 Crankshaft Heat Treated 1 KT 3 Crankshaft Oil Seal 1 KT 4 Bearing Housing Blind Side 1 KT 4 400 Bearing Housing Blind Side 1 KA 6B Bearing Housing Capscrews 2 3 KA 6 Bearing Housing Capscrews 9 7 400 Bearing Housing Gaskets 2 KT 7 Bearing Housing Gaskets 2 KT 8 001 Main Bearing Adjusting Shims 001 As Req KT 8 015 400 Main Bearing Adjusting Shims 015 As KT 8 015 Main Bearing Adjusting Shims 015 As KT 8 010 400 Main Bearing Adjusting Shims 010 As KT 8 010 Main Bearing Adjusting Shims 010 As KT 8 005 400 Main Beari
19. Pump Corporation manufacture f o b to the Distributor or allow the Distributor credit to an amount equal to the invoiced value of the defective product The responsibility of Kerr Pump Corporation is limited to the repairing or replacing defective material manufactured by it provided Kerr Pump Corporation examination discloses to its satisfaction that such material has not been altered or repaired other than by Kerr Pump Corporation approved procedures subject to misuse improper maintenance negligence or accident Kerr Pump Corporation will not be responsible for loss of liquid or for damage of any kind or from any cause to any person or property of any person or for loss of revenue of profit or for any other special incidental or consequential damages The warranty applies only to new pumps The Company specifically excludes from this warranty the following i _ All pistons piston rubbers liners valves valve springs seals gaskets and corrosion and or erosion damage caused by the fluid handled by the Company s pump ii _ In addition after the expiration of the pump warranty all replacement parts are no longer in warranty In extreme cases where in the opinion of Kerr Pump Corporation if a pump has been misused or is being misused Kerr Pump Corporation reserves the option to offer to redeem the pump from the purchaser Should the purchaser refuse to allow the pump to be redeemed and chooses to continue improper operation the war
20. ap the following parts prior to placing them into polyurethane bags Oil level gages lube pressure gages and breather caps 4 1 9 Finish box crate and mark the parts from Para 4 1 2 after final inspection see Para 4 2 2 Shipping Receiving New Pumps Only 4 2 1 All pumps and accessories as applicable will be final inspected by Kerr Pump personnel prior to shipping Any witnessed or third party inspection will be signed off by the purchaser or customer representative prior to final crating and shipment 4 2 2 Export crating will be performed by either an approved Kerr Pump source or as specified by the purchaser or customer Any third party inspection will be coordinated with the source 4 2 3 Upon receipt of the shipment the purchaser or customer is responsible for inspection and repair of damaged coatings at the expense of the shipper 5 0 WARRANTY START UP 5 1 5 2 5 3 Pumps prepared per the above procedure qualify for the Standard Terms amp Conditions in force on the date of shipment If the pump storage period is less than 6 months follow the Short Term Pump Preparation Procedure Prior to start up 5 3 1 Remove all storage caps plugs and covers 5 3 2 Replace any damaged or cracked O rings or gaskets 5 3 3 Inspect power end shaft oil seals and replace if cracked split or damaged 5 3 4 Install crankcase drain plug lubrication level site glass and breather cap 5 3 5 Install if applicable any oil pressure and or temper
21. at Treated with Insert 3 AP 72AB 1 8 NPT Oil Level Stuffing Box Hex Plug AB 3 KT 073HT Suction Valve Heat Treated A R with Insert 3 KT 073HT Suction Valve Heat Treated A R with Insert 3 KA 74HT Valve Seat Heat Treated A R 6 KA 74HT Valve Seat Heat Treated A R 6 KA 77R Discharge Valve Insert Red 6 KA 77B Suction Valve Insert Blue KT 113PT KT 3350PT Rebuild Gasket Kit Complete 1 KT 3 2 KT 7 1 KT 12 3 KA 26G 3 KA 28 3 KA 32PT 6 KA 1 38 1 KA 127 1 KA 135 1 KA 161 1 KT 191 3 KA 246 3 KA 295 1 KA 331 KT 113PT 400 KT 3400PT Rebuild Gasket Kit Complete 1 KT 3 2 KT 7 400 1 KT 12 3 KA 26G 3 KA 28 3 KA 32PT 6 KA 38 1 KA 127 1 KA 135 1 KA 161 1 KT 191 3 KA 246 3 KA 295 1 KA 331 120 6 Crankshaft Splined Hydraulic Drive 40 Tooth Spline 1 KT 120 8 Crankshaft Splined Hydraulic Drive 21 Tooth Spline 1 KT 120 8 400PT Crankshaft Splined Hydraulic Drive 21 Tooth Spline 1 KT 120 8 Crankshaft Splined Hydraulic Drive 21 Tooth Spline 1 KT 120 6 Crankshaft Splined Hydraulic Drive 40 Tooth Spline 1 KT 125 6 Bearing Housing Hydraulic Drive 6 1 KT 125 8 Bearing Housing Hydraulic Drive 8 1 KT 125 8 400PT Bearing Housing Hydraulic Drive 8 1 KA 125FE Fluid End Lifting Eye 1 KA 125FE Fluid End Lifting Eye 1 KT 125 8 400PT Bearing Housing Hydraulic Drive 8 1 KT
22. ature gage 5 3 6 Check the connection of the plunger and pony rod to the crosshead prior to and after initial run in of the pump 5 3 7 Fill the crankcase to the proper level with the specified lubricant TECHNICAL DATA SHEET T D S NO 4 3 PCN Supercedes PCN Date 03 10 06 TITLE LONG TERM STORAGE PREPARATION PROCEDURE 1 0 SCOPE This procedure applies to Kerr Pumps ONLY Storage procedures for any other unit components or accessories gear reducers engines etc are to be prepared to the specific manufacture s recommendations 1 1 Long term storage is defined as storage and or transient time exceeding six 6 months in an environment defined in Paragraph 2 If storage for less than six months is expected the Short Term Pump Storage Preparation Procedure should be followed 1 2 Kerr Pumps will only prepare for short term storage if so specified in the purchaser or customer order control document 2 0 STORAGE ENVIRONMENT A minimal environmental condition to be met by the customer or purchaser is a closed shelter to eliminate effects of sun wind sand or other debris Large temperature and humidity changes should be avoided to prevent preventative deterioration or contamination by moisture 3 0 RUST PREVENTATIVE PRODUCT 3 1 The recommended rust preservative should protect the internal power end parts from corrosion due to atmospheric moisture and may be left in the pump when filled with appropriate lubricant and placed into ser
23. ction on crankshaft Keep all nuts studs etc tight Check valve covers for leaks Check all seals and gaskets for leaks Replace any work part before its eventual failure Use the following instructions for removal and replacement of parts Don t hesitate to call on Kerr Pump Corporation for help if necessary at 1 800 441 8149 SERVICE PROCEDURES ALL MODELS A VALVES Wing guided type DISCHARGE VALVE The discharge valve and seat can be exposed by first removing the discharge valve cover cap Once the discharge cover cap has been removed you may lift out the discharge valve spring and the discharge valve The valve seat will be held in place by a taper fit and must be pulled with an appropriate valve pulling tool available from the KERR PUMPS Dealers Once the valve and seat have been removed they should be resurfaced or replaced if badly worn To replace the discharge valve first clean and inspect the seat bore for washout defects and then drop the seat into the bore Replace into the seat and strike the top of the valve a couple of good blows utilizing a brass bar and hammer to seat the valve seat in the fluid end valve bore Replace the valve spring and cover cap after inspecting the spring and the seal of the cover cap ii SUCTION VALVE The suction valves are located in the chamber directly behind the suction or end valve cover caps The suction valves are serviced in the identical manner as the discharge valv
24. es Note Discharge valves must be removed prior to any removal of the suction valves Service Procedure for KZ 3150PT Valves iii DISCHARGE VALVE The discharge valve and seat can be exposed by first removing the discharge valve cover plate Once the discharge cover cap has been removed you may lift out the discharge valve spring discharge valve and valve seat Once the valve and seat have been removed they should be replaced if badly worn To replace discharge valve first clean and inspect the seat bore for wash out defects and then drop the seat into the bore Replace valve in seat then valve spring and cover cap always inspecting O ring seals between seats and cover caps iv SUCTION VALVE The suction valves are located in the chamber directly below the discharge valve seat The suction valves are serviced in the identical manner as the discharge valves B PONY ROD and PONY ROD PACKING Pumps use two pony rod sealing arrangements models KM 3250PT and KM 3300PT use a screw in seal gland all other models use a bolt in seal gland these glands use press in oil seals with snap ring retainers Some bolt in gland use adjustable packing arrangements with bolt in or screw in followers to adjust packing By unscrewing plunger from pony rod a gap may be facilitated to allow the removal of the various sealing arrangements A special wrench will be needed to remove and replace pony rod to crosshead This wrench is available from Kerr Dealers All pon
25. her power frame to fluid end cap screws removing the Piston Rod Clamp then safely sliding the Fluid End away from the Power Frame TECHNICAL DATA SHEET T D S NO 4 2 W PCN Supercedes PCN Date 03 10 06 Since 1946 SHORT TERM STORAGE PREPARATION PROCEDURE 1 0 SCOPE This procedure applies to Kerr Pumps ONLY Storage procedures for any other unit components or accessories gear reducers engines etc are to be prepared to the specific manufacture s recommendations 1 1 Short term storage is defined as storage and or transient time less than six 6 months in an environment defined in Paragraph 2 If storage exceeding six months is expected the Long Term Pump Storage Preparation Procedure should be followed 1 2 Kerr Pumps will only prepared for short term storage if so specified in the purchaser or customer order control document 2 0 STORAGE ENVIRONMENT A minimal environmental condition to be met by the customer or purchaser is a closed shelter to eliminate effects of sun wind sand or other debris Large temperature and humidity changes should be avoided to prevent coating deterioration or contamination by moisture 3 0 PRESERVATIVE PRODUCT 3 1 The specified rust preservative will protect the internal power end parts from corrosion due to atmospheric moisture and may be left in the pump when filled with appropriate lubricant and placed into service The elevated temperature of service will cause rapid depletion of
26. in contact with the washers J 1 A b 1 10 Holding the top of the puller 11 Remove the puller asembly 12 Loosen the puller rod to rod in place tighten the nut with seat attached retract the pins and remove until the seat releases the seat Wing Guided Valve Changing Instructions continued 13 Install the suction 14 Install the discharge seat 15 Install the suction spring seat and valve Drive in and valve Drive in firmly firmly using bar and hammer using bar and hammer 16 Install the discharge spring 17 Tighten all bolts nuts to specified torque from chart KA 68M GUIDED SEAT TRI PIN TYPE PULLER ASSY KA 29SG 3 KA 306 KA 276 AP 77T KA 277 KA 248 SEAL VALVE PONY ROD VALVE PONY PISTON GUARD SEAT SEAL TOOL INSERT ROD SNAP WIPER SEA TING TOOL WRENCH RING DRIVER TOOL INCLUDED IN TOOLKITP N KA 900 SPECIAL TOOLS FOR Q5450PT KA 3500PT KT 3350PT amp KT 3400PT How Put Inserts In Valves Using Kerr Valve Insert Tool 1 Push Valve Insert over m 3 Holding Valve valve legs Hint Insert insert down with will be more pliable if 2 Put Tool between thumb heated first warm to the valve and valve touch not hot insert with groove against valve 4 While holding valve down 5 Continue rotating around with thumb rotate around valve with tool until insert is valve with tool Similar to completely in groove mounting a tire on a rim
27. l lips Apply a thin layer of heavy rust preventative to the exposed crank and lubricator shaft surfaces and keyways Wrap the exposed crank and lubricator shafts with waxed tape Carefully wrap the following parts prior to placing them into polyurethane bags Oil level gages lube pressure gages and breather caps Finish box crate and mark the parts from Para 4 1 10 after final inspection see Para 4 2 2 4 2 Shipping Receiving New Pumps Only 4 2 1 4 2 2 4 2 3 All pumps and accessories as applicable will be final inspected by Kerr Pump personnel prior to shipping Any witnessed or third party inspection will be signed off by the purchaser or customer representative prior to final crating and shipment Export crating will be performed by either an approved Kerr Pump source or as specified by the purchaser or customer Any third party inspection will be coordinated with the source Upon receipt of the shipment the purchaser or customer is responsible for inspection and repair of damaged coatings at the expense of the shipper 5 0 WARRANTY START UP 5 1 Pumps prepared per the above procedure qualify for the Standard Terms amp Conditions in force on the date of shipment 5 2 If the pump storage period will exceed 6 months follow the Long Term Pump Preparation Procedure 5 3 Prior to start up 5 3 1 Remove all storage caps plugs and covers 5 3 2 Install packing junk rings plungers pony rods if applicable baffle discs
28. ld to Planetary Gear 1 KA 180 Oil Line Manifold to Crosshead 3 AP 190 14 1 4 20 UNC Nut 4 AP 190 13 1 4 Lock Washer 4 AP 190 12 Fitting Water Jet B KA 190 1 1 Piston Chamber Cover Seiscrew 2 KA 190 10 Piston Chamber Cover Wing Nut 2 AP 190 9 Piston Chamber Cover Inspection Glass Capscrew 2 AP 190 8 Piston Chamber Cover Inspection Glass Wing Nut 2 AP 190 5 Water Manifold Quick Coupling 1 AP 190 4 Water Manifold 90 Degree Fitting 1 AP 190 3 Water Manifold Oil Manifold Bolt 4 AP 190 2 Water Manifold Plug 1 KT 190A Piston Chamber Spray Unit Complete 1 KT 190 Piston Chamber Cover 1 KT 191 Piston Chamber Cover Gasket 1 KA 192 Piston Chamber Cover Inspection Glass 1 AP 195 Water Pump Bronze 1 AP 197 Water Pump Repair Kit Nitrile 1 AP 200 175 Sheave Water Pump 1 75 1 AP 200 520 Sheave Water Pump 5 2 1 AP 200 320 Sheave Water Pump 3 2 1 AP 200 260 Sheave Water Pump KA use belt KA 205 038 1 AP 205 041 Belt Water Pump A41 1 AP 205 039 Belt Water Pump A39 1 AP 205 037 Belt Water Pump A37 1 AP 205 035 Belt Water Pump A35 1 Kerr 3350 3400 Piston Pump 210 Water Manifold 1 KT 215 Line Water Pump to Manifold 1 AP 216 3 8 Quick Connect 1 KT 220 Line Water Pump to Supply Tank 1 KT 225 Line Water Manifold to Piston Cover 3 AP 230 9 Sheave Bushing 1 230 Sheave Crankshaft
29. mplete rod locknut liner gasket KT 350KER A 3 Number 285 350 Kerr 3350 3400 Piston Pump Description Liner Assembly 3 1 2 Piston complete rod locknut liner gasket 285 350 Liner Assembly 3 1 2 Piston complete rod locknut liner gasket KT 285 300CH A Liner Assembly 3 Piston complete rod locknut liner gasket KT 285 300CER A Liner Assembly 3 Piston complete rod locknut liner gasket KT 285 400KER Liner 4 Kerramic KT 285 400CH Liner 4 Chrome KT 285 350KER Liner 3 1 2 Kerramic KT 285 350CER Liner 3 1 2 Ceramic KT 285 350CH Liner 3 1 2 Chrome KT 285 300CER Liner 3 Ceramic KT 285 300CH Liner 3 Chrome 3 3 3 3 3 3 E 3 3 3 3 KA 290 Liner Retainer 3 KA 295 Liner Gasket 3 KT 300HT Discharge Valve Complete A R Heat Treated KT 72HT KA 74HT amp 52L 3 KT 305HT Suction Valve Complete A R Heat Treated KT 73HT 74 amp KT 52S 3 KA 306 Valve Seat Seating Tool 1 AP 320 Flow Meter 1 AP 323 6 Planetary Gear Assembly 1 AP 324 8 4 8 Planetary Gear Assembly 1 AP 324 9 5 3t 9 Planetary Gear Assembly 5 50 1 1 KT 325 Planetary Adapter Kit 6 to 8 1 KA 326 Spline Adapter 21 40 1 KA 327 Spline Adapter Spacer 1 AP 330 2 Snap Ring S
30. ng Adjusting Shims 005 As Reg KT 8 005 Main Bearing Adjusting Shims 005 As Reg KT 8 001 400 Main Bearing Adjusting Shims 001 As KT 9 Main Bearings 2 KT 10 Pan Cover 1 KA 11 Pan Cover Capscrews 14 KT 12 Pan Cover Gasket 1 AP 16T Breather Cap Oil Filler Threaded Style 1 AP 16 Breather Cap Oil Filler 1 KA 17T Crosshead Tapered 3 KA 17 Crosshead 3 KA 18 Wrist Pin 3 KA 18A Wrist Pin Bushing 3 KA 19 Wrist Pin Set Screws amp Nut 3 KT 20A Connecting Rod Inserted Both Ends 3 KT 20 Connecting Rod Only No Inserts Requires inserts both ends 3 KT 21 060 Connecting Rod Insert Bushing 060 3 KT 21 045 Connecting Rod Insert Bushing 045 3 KT 21 030 Connecting Rod Insert Bushing 030 3 KT 21 015 Connecting Rod Insert Bushing 015 3 KT 21 000 Connecting Rod Insert Bushing Std 3 KA 22 Connecting Rod Capscrew 6 KT 24 Connecting Rod Shims Laminated 6 KA 26S Pony Rod Snap Ring 3 KA 26M A Pony Rod Gland Assembly Pony Rod Gland Snap Ring 2 Seals 8 1 Wiper 3 Kerr KT 3350PT 3400 Piston Pump KA 26M Pony Rod Snap Ring Type for KA 29 Seal Kit 3 KA 26G Pony Rod Gland Gasket 3 KA 26A Pony Rod Assembly Pony Rod Snap Ring Seals 3 KA 26 Pony Rod Seal Gland Snap Ring Type 3 KA 28 Pony Rod Seal 4 Seals per Set 3 sets KA 29 Pony Rod Seal Kit 2 Seals
31. ranty will be void Any parts or equipment which Kerr Pump Corporation supplies and does not manufacture shall be subject only to the warranties of Kerr Pump Corporation vendors to the extent Kerr Pump Corporation can enforce such warranties Any repairs to alterations of or work done on alleged defective products without Kerr Pump Corporation specific written authorization shall void Kerr Pump Corporation warranty applicable thereto Any action for breach of warranty or other action under this agreement must be commenced within 1 year after such cause of action arises This limited warranty is in lieu of all other warranties expressed or implied including any implied warranty or merchantability or fitness TOUBLESHOOTING Problem Unusual pounding knocking broken valve spring Loss of pressure or volume Consistent rhythmic knock Packing failure Excessive Abnormal wear of fluid end parts Abnormal wear of power end parts Heat in power end Reason Solution Insufficient fluid at high speed Suction line is improper size or is constricted Trash in line valve partly opened etc Possibility of gas in the fluid causing the roughness Foreign matter may be holding valves open Worn valves Broken springs Improper bearing adjustment Worn bearings or connecting rods NOTE Valve noise is common and normal in high speed pumps It should not cause concern unless it becomes erratic Improper installation Improper type of l
32. ubrication Incorrect type of packing for particular installation Contact Kerr Pump Corporation if you are unsure Abrasive or corrosive fluid Lack of oil overload on pump foreign matter in oil A new pump will run hot for a short period 2 or 3 days See above for persistent heating Pump will operate near 140 under average conditions Check for air in pump by bleeding at cover caps Too much spring tension Reciprocating pumps have very limited pick up INSTALLATION INSTRUCTIONS WARNING _ Read everything in this section before attempting to run or connect your pump The importance of proper installation cannot be overstressed As the reciprocating pump is almost unable to lift fluid proper suction flooding is a must This is the First step toward satisfactory operation For best results follow these installation guidelines A PRESSURE RELIEF VALVE REQUIRED B FLUID SHOULD BE PIPED BACK IN SUCTION SUPPLY TANK WHEN POSSIBLE C USE FLEXIBLE HOSE IN DISCHARGE LINE WHEN POSSIBLE D DISCHARGE SHUT OFF VALVE OPTIONAL USED FOR TOTAL SHUT DOWN OR SERVICE ONLY DISCHARGE AND SUCTION ON EITHER SIDE OF FLUID END ON ALL MODELS F PULSATION DAMPENERS MAY BE USED IN EITHER THE SUCTION OR DISCHARGE PIPING OR BOTH DISCHARGE DAMPENERS SHOULD BE CAPABLE OF HANDLING PUMP DISCHARGE MAXIMUM PRESSURE The Kerr Pumps Engineering Service will be happy to advise you in your installation problems As almost ever
33. vice The elevated temperature of service will cause rapid depletion of the preventative protection 3 2 The following rust preventative products or their equivalents are recommended for use in Kerr Pumps and usually available in 5 gallon 55 gallon containers CITGO RUST O LINE OIL 10 SHELL ENSIS OIL 4 0 PROCEDURE 4 1 Preparation from factory testing inventory or a distributor rebuild facility 4 1 1 Drain any oil that may be in the power end and then fill the complete power end cavity with the specified rust preventative After 15 to 20 minutes drain the rust preventative back into its storage drum for future use 4 1 2 Remove all plungers pony rods if applicable baffle discs packing and junk rings 4 1 3 Remove and clean oil level gages pressure gages and breather caps Replace with pipe plugs in threaded openings 4 1 4 4 1 5 4 1 6 4 1 7 4 1 8 4 1 9 4 1 10 4 1 11 4 1 12 4 1 13 TECHNICAL DATA SHEET T D S NO 4 3 PCN Supercedes PCN Date 03 10 06 All breathers shall be replaced with airtight seals plugs or gasketed plates No venting is recommended as it may allow moist air in Remove the wiper box seals and cap plug the seal opening Clean the pump outer surfaces prior to painting If painting is required mask crank and lubricator shaft surfaces and keyways If painting does not apply go to Para 4 1 9 Paint as specified by the customer order or as required Apply a thin layer of grease to the exposed oil sea
34. y hand tools and absolutely no instruments special tools or gauges are needed Connecting rod and wrist pin Proper fit will find the wrist pin turning freely in its bore in the connecting rod but it should have no wobble that is discernable up and down the main axis of the connecting rod This looseness in the wrist pin fit is the most probable cause of knocking which is traceable to the power end of most all pumps The only solution for loose fitting wrist pins is to discard the connecting rod wrist pin bushing and replace with a new one If any wear is visible on the wrist pin it should always be replaced Crankshaft End Play and Lateral adjustments Adjustment of the Taper Roller bearings used in all Kerr Pumps is accomplished by removing or adding shims under the bearing housing Shims are taken out or added until the crankshaft without connecting rods will turn freely but with no endplay felt when attempting to pull or push the jackshaft end of the crankshaft along its long axis Some lateral adjustment is possible by removing shims from one side of the crankshaft and adding them to the opposite side Note Lateral adjustment is the centering of the crankshaft in the power frame housing Connecting Rod to Crankshaft fitting Factory bored connecting rods will normally fit the standard crankshaft journal just by bolting the cap on the rod with the standard rod shims being used If the caps do require adjustment this is accomplished by
35. y installation varies you cannot exercise too much care in making certain your installation is proper To start the pump open the suction line valve and permit the intake chamber to fill on the pump Air may be bled off by opening the valve covers slightly until there is a constant fluid flow After bleeding open the discharge line valve and start the pump Roughness may occur from cavitations air in line or from starvation lack of fluid Eliminate these troubles before permitting continuous operation 1 2 3 4 PRESSURE GUAGE AND BLOCK VALVE VALVE OR BURST DISC FLEXIBLE HOSE OR NOTE 2 VALVE OPENS FULLY EXPANSION JOINT NN WHEN SET PRESSURE Notes eve LOW POINT DRAIN DAMPENER 4 FULL OPENING DISHCARGE VALVE WITH BODY DRAIN DISCHARGE NOTE 7 FULL OPENING RELI IS REACHED EN ECCENTRIC REDUCER 7 BYPASS LINE LOW POINT DRAIN FLAT SIDE UP FULL OPENING SUCTION INLET CENTERLINE OF PUMP SUCTION NE VALME WITH VORTEX SPLITTER NOTE 1 BODY DRAIN AND SUPPORT SUCTION BELL DESIGNED FOR SWING CHECK VALVE 4 LOW FLUID ENTRY VELOCITY MAY WITH FULL OPENONG INCLUDE FOOT VALVE IF NECESSARY SEAT AND BODY DRAIN DAMPENER CENTERLINE OF PUMP SUCTION INLET TO BE SLIGHTLY 5 IF DESIRED A TWO WAY MOTOR OPERATED BYPASS VALVE MAY 9 PROTECT SUC TION SYSTEM AGAINST HIG HER THAN CENTERLINE OF
36. y rods have a jam nut to align tighten pony rod to crosshead care must be exercised in installing new seal on pony rod not to damage it C DISASSEMBLY OF POWER END CAUTION Prior to disassembly of any power end the plunger pony rod and pony rod seal housing must be removed Expose the crankshaft and connecting rods by removing the pan cover Connecting rod caps may now be removed and the connecting rod and crosshead should be shoved all the way to the rear toward the fluid end to facilitate crankshaft removal out either side as convenient The connecting rods and crossheads may now be taken out the front cavity exposed by removing the crankshaft Connecting rods may be removed from the crosshead by loosening the setscrew and driving out the wrist pin from the crosshead bronze bushing is used in the rod it may be driven out of the rod and replaced with a new bushing Reassembly is the reverse of the above outlined sequence with the following considerations for fits or tolerance General All Kerr components are machined on modern production machine tools and are of the same specifications and close tolerances you would expect in a modern automobile engine It must be pointed out that at top speed 350 to 400 RPM your pump will not even be approaching idle speed for a gasoline engine so field fits are possible and practical when making repairs and replacements away from the factory All procedures outlined below are possible with onl
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