OPERATOR`S MANUAL 650132-X
Contents
1. O rings or parts adjacent to O rings care must be exer cised to prevent damage to O rings and O ring groove surfaces SERVICING Disconnect air lines and carefully bleed the pressure off the system before servicing or cleaning pump or removing fluid hose or gun 650132 X PAGE 3 OF 8 PUMP SERVICE PROCEDURES PUMP DISASSEMBLY Refer to Figure 3 NOTE All threads are right hand CAUTION Do not clamp the pump tightly 1 Thread a 1 2 nipple into the material outlet 2 Place the 2 differential pump assembly in a vise as shown Rotate the pump assembly so that the 1 2 nipple is resting against the vise PUMP REASSEMBLY Refer to Figure 3 1 Place the 2 air motor in a vise with the needle valve or pipe nipple resting against the jaws of the vise as shown 2 Insert the 90826 tip of the lower assembly into the 76216 separating tube of the air motor 3 Insert the 90826 tip of the lower pump assembly through the outside edge of the slot in the 76208 plunger tip center the 90826 tip in the FIGURE 3 76208 plunger tip and pull out until the 90826 tip is retained 4 Thread the air motor into the material outlet body and tighten by us ing a strap wrench on the air motor 76216 separating tube 3 Unthread the air motor from the material outlet body by using a strap wrench on the air motor separating tube 4 Push the connecting rod in the lower pump assembly to one side and pull do2. foot valve on flats in vise Place a pipe wrench on the knurled portion of 33 suction tube Remove 33 and 35 suction tubes from 42 or 43 foot valve Remove 42 or 43 foot valve from vise 10 Remove 40 ball stop and 41 ball 11 Clamp the 34 lower piston rod in the vise on flats 12 Remove 29 cotter pin and 27 upper piston rod remove by turning counter clockwise 13 Remove 30 nut releasing a 31 washer 32 seal and 31 washer or b 44 spring washer 45 female washer four 46 V packings and 47 male washer Remove the 39 nut 38 washer and 37 piston So PO A DI 14 TEM 7 PART NO PART NO CN CON Y15 32 S Y108 5 S 91487 93848 2 T 93848 1 UH SS MTL Co ds U Seal models 66281 66283 66601 10 Waster co A 09 Le N 91816 o o m m m o o e m m m m m m m m o E O R LOWER PUMP END PARTS LIST ITEM DESCRIPTION Size in inches QTY PART NO MTL LOWER PUMP END REASSEMBLY Refer to Figure 7 CAUTION Apply Loctite Nickel anti seize compound to all stainless steel threads unless the service manual calls for Loctite 271 threadlock er 1 Clamp the 34 lower piston rod on flats in vise put the 36 washer and 37 piston in place as shown lips up 2 Put the 38 washer and 39 nut in place 3 a Assemble 31 washer 32 seal lips down and 31 washer to 3
3. End 650137 1 sierica cani 66601 10 Material Outlet female 1 2 14 N PT F Material Inlet 650132 X A 1 11 1 2 N P T F female Material Inlet 650133 X and 650137 1 immersed Pump Drum Size Capacity FIGURE 1 650132 X ce eee cece Wall mount Accessories Available 61113 Wall Mount Bracket hae e TI RI dii 650132 C 41 1 2 1054 1 22 3 8 568 3 66283 650132 2C 41 1 2 1054 1 22 3 8 568 3 66283 3 PERFORMANCE 650133 52 7 8 1343 0 33 3 4 857 3 66281 Air Inlet Pressure Range 0 150 p s i 0 10 3 bar 650133 1 52 7 8 1343 0 33 3 4 857 3 66281 1 Fluid Pressure Range 0 300 p s i 0 20 7 bar 650133 4 52 7 8 1343 0 33 3 4 857 3 66281 Maximum Rec d Cycles Minute 120 650133 5 52 7 8 1343 0 33 3 4 857 3 66281 3 Displacement In Per Cycle o 8 0 650137 1 53 1346 2 33 7 8 860 4 66601 10 Volume Cycle 4 4 oz 131 ml Cycles Per Gallon 28 8 Flow 120 Cycles Minute 4 2 gallons 15 8 liters Noise Level 90 p s i 40 c p m 81 db Ajo The pump sound pressure level has been updated to an Equivalent Continuous Sound Level Lneg to meet the intent of ANSI S1 13 1971 CAGI PNEUROP 5 1 using four microphone locations INGERSOLL RAND COMPANY P O BOX 151 e ONE ARO CENTER e BRYAN OHIO 43506 0151 419 636 4242 e FAX 419 633 1674 2002 e PRINTED IN U S A OPERATING AND
4. from the spacer and piston assembly FIGURE 5 12 Remove the 9 valve plate and 11 valve spacer PAGE 4 OF 8 650132 X 650132 X 60702 2 AIR MOTOR PARTS LIST FIGURE 6 93005 Ground Screw ITEM DESCRIPTION QTY PART NO SERVICE KIT PARTS 66098 O Ring 3 32 x 2 5 16 o d 325 138 na RN EM 4 77208 1 90638 4 77290 1 76074 1 61088 3 Y222 54 C 1 76090 1 60656 1 76856 EM ti vamos acer ZAC o 18 fungo am alo Ringo Lera Cas pme a rs so Ring per xar oa 1 Yasa E cc ROCCE oa 0 Ring arr xiao oag 1 mas mme O tte Cawang am _ 22 Separating Tube 1 7626 2 AIR MOTOR REASSEMBLY Refer to Figure 6 1 Insert the 11 valve spacer through the bottom of the 10 piston as sembly 2 Place the 9 valve plate on top of the piston assembly side with three protrusions to face 10 piston and align the three holes with the three posts of the 11 spacer Fasten the valve plate down with the three 8 screws this is the 7 spacer and piston assembly Lay aside Thoroughly grease the 19 O ring and place into the 18 body Place the 20 washer in the 18 body Screw the 22 separating tube securely to the 18 body Tighten the 21 lock ring Grease the 16 O ring and place over the threads of the 18 body Place the 17 spring into the 18 body 0 Place the 15 plunger with 13 plunger tip thro
5. p s i 52 bar fluid pres sure at no flow as the fluid control is opened the flow rate will increase as the motor cycle rate increases to keep up with the demand LOWER PUMP SECTION Models covered by this manual have either threaded or un threaded ma terial inlets AIR AND LUBE REQUIREMENTS e Do not operate pump continuously at speeds in excess of 75 cycles per minute Excessive air pressure will shorten the life of the pump Use an air regulator to control operating pressure and cycle rate Filtered and oiled air will allow the pump to operate more efficiently and yield a longer life to operating parts and mechanisms e tis recommended that an oiler be installed in the airline as close as possible to the pump This increases the service life of the pump by reducing wear of the air motor s internal parts e DAILY Fill air line lubricator with a good grade of S A E NO 90 W non detergent gear oil adjust to 1 to 2 drops per minute e Lack of or an excessive amount of lubrication will affect the perfor mance and life of this pump Use the recommended lubricants INSTALLATION FLUSH PUMP Connect fluid hose to pump outlet and be sure all fittings are tight Turn air regulator knob counter clockwise until it turns freely Pump has been tested in oil and a small amount remains for protec tion against rusting Immerse lower pump end in compatible solvent Connect air hose coupler to connector on FRL Turn air regulator k
6. 283 X E Items included in service kit PAGE 6 OF 8 650132 X LOWER PUMP END PARTS LIST 24 25 x Use Loctite 271 threadlocker on these threads es Use Teflon tape and Nickel anti seize on these threads MATERIAL CODE C Carbon Steel SH Hard S Steel 26 SS Stainless Steel T Teflon UH UHMW PE 21 Cotter Pin needs to be installed as shown Flatten the head and legs ANNA 33 48 6628X 3 ONLY 35 34 36 37 E 38 39 wi O Ta 40 4 A 66601 10 ONLY Ha 41 HO mini 43 C SS N SS e __ lt gt Zz ET SS e a lt ll e Ss Em z _ er DDT FIGURE 7 650132 X PAGE 7 OF 8 IR nro PAGE 8 OF 8 650132 X
7. 4 lower piston rod or b Assemble 47 male washer four 46 V packings lips down 45 female washer lips down and 44 spring washer to 34 lower piston rod 4 Assemble 30 nut to 34 lower piston rod and tighten 5 Thread the 27 upper piston rod into 34 lower piston rod until the cotter pin holes line up 6 Insert 29 cotter pin and bend legs apart flatten legs and head CAUTION Be sure to flatten cotter pin as shown in cross section see figure 7 to prevent damage to packings 7 Clamp on 26 pump body 8 Thoroughly grease the inside of the 28 inner suction tube and thread securely into the 26 pump body Thoroughly grease the 32 37 and 46 packings insert the 27 up per piston rod through the 28 inner suction tube and 26 pump body 24 tip end first 10 Thoroughly grease the inside of the 33 and 35 suction tubes 11 Place the 33 and 35 suction tubes over the 37 piston and thread into the 26 pump body Place the 41 ball into the 42 or 43 foot valve Insert the 40 ball stop into the 42 or 43 foot valve 13 Thread the 42 or 43 foot valve into the 33 or 35 suction tube 14 Tighten the lower pump section by placing a bar in the bottom slot in the 43 foot valve or a wrench on the flats of 42 foot valve Place the 25 tube and bushing assembly over the 24 tip and thread into the 26 pump body A N A I Washer Foot Valve Body 66
8. OPERATOR S MANUAL 650132 X INCLUDING OPERATION INSTALLATION amp MAINTENANCE 650133 X INCLUDE MANUAL S 632 GENERAL INFORMATION MANUAL PN 97999 624 6501 37 X E Bo 2 DIFFERENTIAL RELEASED 8 3 71 1 REVISED 12 10 02 6 STROKE TRANSFER PUMP REV T ae READ THIS MANUAL CAREFULLY BEFORE INSTALLING LLI OPERATING OR SERVICING THIS EQUIPMENT It is the responsibility of the employer to place this information in the hands of the operator Keep for future reference SERVICE KITS e Use only genuine ARO replacement parts to assure compatible pressure rating and longest service life 60702 Air Motor 66098 for repair of 60702 air motor section 637044 for repair of lower pump end Teflon upper and lower 637045 for repair of lower pump end UHMW PE upper and lower 637355 for repair of lower pump end UHMW PE upper Teflon low er Air Inlet 1 4 18 N P T F not shown Spacer Tube SPECIFICATIONS Material Outlet 1 2 14 N P T F Model Series 65013X X q Type Air Operated Transfer Pump 66670 Bung Adapter Ratio 2 1 2 N P T thread Air Motor 60702 Air Motor Repair Kit 66098 Motor Diameter 2 5 08 cm Stroke Double Acting 6 15 24 cm Air Inlet female 1 4 18 N P T F Lower Pump End Series 650132 X 66283 X 650133 X coco ee 66281 X C Lower Pump
9. SAFETY PRECAUTIONS e Refer to General Information sheet for additional safety pre cautions ang important information A WARNING EXCESSIVE AIR PRESSURE Can cause person ali injury pump damage or property damage e Donotexceedthe maximum inlet air pressure as stated on the pump model plate e Be sure material hoses and other components are able to with stand fluid pressures developed by this pump Check all hoses for damage or wear Be certain dispensing device is clean and in proper working condition WARNING HAZARDOUS PRESSURE Do not exceed maxi mum n inlet air pressure of 150 p s i 10 3 bar Operating pump at higher pressure may cause pump damage and or personal injury and or property damage e COMPONENT RUPTURE This pump is capable of producing high material pressure as stated on pump model plate Be sure material hoses and other components are able to withstand fluid a developed by this pump AWARNING STATIC SPARK Can cause explosion resulting in severe Injury or death Ground pump and pumping system e Sparks can ignite flammable material and vapors e The pumping system and object being sprayed must be grounded when it is pumping flushing recirculating or spray ing flammable materials such as paints solvents lacquers etc or used in a location where surrounding atmosphere is conducive to spontaneous combustion Ground the dispens ing valve or device containers hoses and any object to wh
10. ghly clean and replace see figure 7 Air leakage out of the exhaust holes See Air Motor Instructions e Check to see if the 9 valve plate is loose or has disassembled from the 11 spacer Check for worn or damaged 10 piston Check for worn or damaged 19 O ring Check for worn or warped 9 valve plate Worn or damaged 14 O ring Replace 14 O ring OPTIONAL ACCESSORIES 61113 BRACKET FIGURE 2 PAGE 2 OF 8 650132 X GENERAL DESCRIPTION The Aro 2 differential 2 1 ratio transfer pumps have been designed for the application and transfer of a wide range of corrosive and non corro sive materials These pumps may be directly mounted in the 2 bung of a standard drum or when using a 61113 mounting bracket the pump can be mounted on the wall or in an open head drum AIR MOTOR The 2 pump uses a differential double acting style of air motor SPACER SECTION The air motor is connected to the lower pump end by a spacer tube this protects the air motor section from possible contamination due to normal wear and eventual leakage of material past the upper material piston seals PUMP RATIO X INLET PRESSURE TO PUMP MOTOR MAXIMUM PUMP FLUID PRESSURE Pump ratio is an expression of the relationship between the pump motor area and the lower pump end area EXAMPLE When 150 p s i 10 3 bar inlet pressure is supplied to the motor of a 5 1 ratio pump it will develop a maximum of 750
11. ich material is being pumped e Use the pump grounding lug provided on metallic pumps for connection of a ground wire to a good earth ground source Use Aro Part No 66885 1 Ground Kit or a suitable ground wire 12 ga min e Use hoses incorporating a static wire TROUBLE SHOOTING Pump continually cycles e Check for empty material supply Disconnect the air from the pump replenish material supply e Check to see if the connecting rod has disassembled from the mat ing rod See assembly of lower pump end figure 4 e The ball may be wedged or sticking open in the foot valve body NOTE Replace the ball or the foot valve if either are damaged e Check for worn or damaged 32 or 46 upper packing Material on one stroke only fast downstroke e The ball in the foot valve may not be checking or sealing properly Remove the ball from foot valve and inspect If the ball or foot valve is damaged replace with new parts If the ball or foot valve is not dam aged thoroughly clean both parts and reassemble see lower pump end instructions Material on one stroke only fast upstroke e Check for worn or damaged 37 lower material piston Replace pis ton see lower pump end instructions See figure 7 Material leakage out the top of the pump body e Check for worn or damaged 32 or 46 upper packing See lower pump end instructions and replace the upper packing e Remove 41 ball from the 42 or 43 foot valve body Thorou
12. nob clockwise until air motor starts operating Flush pump with oil Disconnect air supply from air motor CAUTION Solvent used for flushing may not be compatible with material being pumped If this is the case flush again with a compat ible solvent e f pump does not function properly disconnect air and relieve all pressure Refer to Trouble Shooting a de e A OPERATING INSTRUCTIONS 1 Turnairregulator knob clockwise until air motor starts to cycle 2 Allowpumpto cycle slowly until it is primed and all air is purged from the fluid hose or dispensing valve 3 Turn off dispensing valve and allow pump to stall check all fittings for leakage 4 Change air regulator setting until desired pressure and flow is ob tained 5 Inspect airline filter open petcock to flush moisture or residue from bowl e f pump is to be inoperative for more than a few hours at a time dis connect air supply and relieve all pressure from the system MAINTENANCE The basic pump consists of two major components 1 Air Motor 2 Low er Pump The air motor is removable and is to be serviced separately Refer to air motor manual for service and parts Disassembly should be done on a clean work bench e Periodically flush entire pump system with a solvent that is compat ible with the material being pumped e Refer to disassembly procedures of air motor for correct breakdown Before reassembling lubricate parts where required When reas sembling
13. ugh the 22 spacer tube and through the 18 body NOTE To prevent damage to 19 O ring apply light film of grease on 15 and 13 assembly 11 Place the 12 gasket over the threads of 13 plunger tip 12 Screw the 7 spacer and piston assembly onto the 13 plunger tip and tighten with wrenches using flats provided 13 Thoroughly grease the inside of the 6 cylinder and insert it over the 7 spacer and piston assembly 14 Thread the 6 cylinder on the 18 body 15 Screw the 1 cap with 2 ring 3 spring 4 button and 5 washer in place on the 6 cylinder and tighten with a strap wrench LA 4 Button OS Master 8 Cylinder a ME BEG o PAGE 5 OF 8 LOWER PUMP SERVICE PROCEDURES LOWER PUMP DISASSEMBLY Refer to Figure 7 NOTE All threads are right hand CAUTION Do not place wrench any other place other than the knurled part of the 33 suction tube 1 Clamp the lower pump assembly in the vise clamping on solid part of 26 pump body NOTE Do not clamp directly on outlet hole 2 Place a pipe wrench or strap wrench on the knurled part of the 33 suction tube and remove the suction tubes 3 Grasp the 34 lower piston rod and remove the rod and piston as sembly by pulling straight out 4 Place a pipe wrench or strap wrench on the knurled part of the 28 inner suction tube and remove Remove 25 tube and bushing assembly using a strap wrench Clamp the 42 or 43
14. wn until the air motor separates from the lower pump as sembly 5 The pump is now in two assemblies air motor and lower pump as sembly 2 AIR MOTOR SERVICE PROCEDURES 2 AIR MOTOR DISASSEMBLY Refer to Figure 5 1 Place the air motor in the vise with a needle valve or a 1 4 pipe nip ple resting against the jaws of the vise as shown NOTE All threads are right hand 2 Place a strap wrench around the 1 cap and remove the cap NOTE If the 6 cylinder comes off with 1 cap place the cap in a vise and use a strap wrench around the cylinder and unscrew from cap NOTE Do not squeeze or use pipe wrench on 6 3 Place a strap wrench around the 6 cylinder and unscrew and re move the cylinder 4 Pull the 7 assembly and 15 plunger out of the 18 body and lay aside 5 Remove the 17 spring and 16 O ring from the 18 body 6 Place the 18 body in the vise and loosen the 21 lock ring with a strap wrench 7 Place a strap wrench around the 22 separating tube and unthread 8 Remove the 20 washer and 19 O ring from the 18 body 9 Clamp the flats of the 7 piston and spacer assembly in the vise Re move the plunger tip from the 7 spacer and piston assembly NOTE Do not remove the 13 plunger tip from the 15 plunger un less replacing parts 10 Remove the 12 gasket from the 13 plunger tip NOTE Do not mar or damage o d of 15 plunger 11 Remove the three 8 screws
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