Ingersoll-Rand LM2305A-X-B User's Manual
Contents
1. A So gt NIO lt oo oo co O S LM23O5AX2B l Gasket Tube LM2305A 1X B 7 172 long Tube LM2305A 1X B 7 1 2 long LM2305A 3X B 27 23 32 long 15 Muffler Housing 16 Foam Liner amp Go co NO coo a K B B E 4 B B B Ka Kog KA K 13 O Ring 1 16 x 3 4 o d i ty B B Ka K B KoA KUR Ko KUR KON Ka KOA ty 9 LM2305A 4X B 37 15 32 long 94393 4 48 RetainingRing c LM2305A 5X B 46 8 2 long a9lwser Imla Z 40 0 Ring 18 x1 718 o d 325 223 at Bal gaw od OO 21 Piston o 42 Ball Stop Pin B6 diax 143M6 22 LowerCap t 94391 fet ane Seat weet _ 94398 25 Bushing 94387 45 Thumb Screw 1 4 20 x 1 1 2 Packing 3 8 x 1 13 16 o d 46 Nut 0 20 O 27 O Ring 3 32 x 1 o d Y325 117 Darina EP 2 Grease Packet 94833 28 Piston Rod 10 451 long 94386 C Parts in Repair Kit 637226 GENERAL DESCRIPTION MATERIAL CODE A Aluminum Co Copper SS Stainless Steel Model LM2305A X B series two ball double acting pumps are intended B Nitrile D Acetal U Polyurethane to be used primarily for oil transfer and delivery systems Itis best to use ce ae ane Pie Neahiele Pi Ie this pump with low medium viscosity fluids It uses carbon steel and other materials which make it compatible with most petroleum based lu brication products The two ball design provides better pri2. wrench unthread 25 bushing and pull 28 piston rod and components from pump 8 Clamp on flats of 28 piston rod ina vise Using an 11 16 wrench on flats of 30 cup follower unthread and remove from 28 piston rod 9 Clamp on flats of 30 cup follower in a vise Using a 1 1 2 wrench unthread and remove 34 inner check seat releasing 32 washer 33 ball and 31 piston cup 10 Remove 25 bushing from 28 piston rod 11 Remove 24 O ring and 26 packing from 25 bushing See ie ARO UD Ingersoll Rand PUMP REASSEMBLY NOTE Thoroughly clean and lubricate all seals Replace all soft parts with new ones included in the repair kit Note Refer to the il lustration figure 2 page 3 for U cup lip seal direction 1 Replace 27 O ring on 28 piston rod 2 Replace 20 U cups on 21 piston and assemble 21 piston onto 28 piston rod securing with 19 washer and 18 retaining ring 3 Assemble 3 gasket to 22 lower cap and assemble 22 lower cap and 23 O ring onto 28 piston rod 4 Assemble 33 ball and 31 piston cup to 30 cup follower securing with 32 washer and 34 inner check seat 5 Replace 26 packing in 25 bushing 6 Replace 24 O ring on 25 bushing and assemble 25 bushing onto 28 piston rod 7 Clamp on flats of 28 piston rod in a vise 8 Assemble 29 rod and 30 cup follower to 28 piston rod and tight en by using a
3. 1 Rp 1 2 1 2 14 BSP Parallel Carbon Steel Dimensional Data See chart Weight nananana anaa See chart PERFORMANCE Air Inlet Pressure Range Fluid Pressure Range 0 150 p s i 0 10 3 bar 0 750 p s i 0 51 7 bar Cycles Minute Rec d Working Flow 170 Displacement In Per Cycle 8 3 Volume Cycle 4 60 oz 135 97 ml Cycles Per Gallon 28 Maximum Working Flow Rate 6 g p m 22 7 I p m Maximum Flow Rate 9 g p m 34 1 p m Noise Level 100 p s i 85 db A Accessories Available 61113 Wall Mount Bracket 66073 1 Air Line Connection Kit The pump sound pressure level has been updated to an Equivalent Continuous Sound Level Laeq to meet the intent of ANSI S1 13 1971 CAGI PNEUROP S5 1 using four microphone locations PATENTED INGERSOLL RAND COMPANY P O BOX 151 e ONE ARO CENTER e BRYAN OHIO 43506 0151 800 276 4658 e FAX 800 266 7016 2004 CONTATI PUMP DATA MODEL LM2305A XX B Air Inlet female See Specifications Outlet female 1 7 16 See Specifications 36 5 mm 2 N P T Bung Adapter Figure 1 1 2 12 7 mm Thru hole Material Inlet female See Specifications NOTE Dimensions are shown in inches and mm supplied for reference only and are typically rounded up to the nearest 1 16 inch MODEL LM2305A
4. 1 1 2 wrench on 34 inner check NOTE Torque 34 check seat to 65 ft Ibs 88 1 Nm 9 Clamp 39 tube horizontally in a vise 10 Assemble 28 piston rod and components into 35 base 11 Using a 1 5 8 wrench thread 25 bushing into 35 base until it bottoms NOTE Be careful not to raise any burrs on flats of 25 bushing 12 Replace 5 O rings on 4 sleeves and assemble 4 sleeves into 10 cylinder NOTE Assemble each sleeve into the end of the cylin der nearest the exhaust hole 13 Replace 6 and 9 O rings and 8 U cups on 7 spools and as semble 7 spools into 10 cylinder from the opposite end as the 4 sleeve went in 14 Assemble 10 cylinder onto the pump being careful when sliding over the lips of 20 U cups NOTE Be sure 3 gasket is seated properly Replace 3 gasket on 2 upper cap and assemble 2 upper cap to 10 cylinder Assemble 1 bolts to pump securing with 36 nuts NOTE Torque 36 nuts evenly to 80 in Ibs 9 Nm 17 Replace 11 and 13 O rings on 12 adapter 18 Assemble 16 foam liners and 17 edge trims to 15 muffler hous ing Assemble 15 muffler housing to 10 cylinder securing with 12 adapter NOTE Torque 12 adapter to 80 in Ibs 9 Nm Sz ep Ke TROUBLE SHOOTING If the pump will not cycle or will not deliver material e Becertainto check for non pump problems including kinked re
5. 1X B LM2305A 3X B LM2305A 4X B LM2305A 5X B A mm 21 533 4 41 1 4 1047 8 51 1295 4 58 5 8 1489 1 GG B mm 9 3 4 247 7 30 762 39 3 4 1009 7 47 3 8 1203 3 WEIGHT kg 15 75 7 14 24 3 11 02 28 5 12 93 31 7 14 38 IMPORTANT This is one of two documents which support the pump Replace ment copies of these forms are available upon request 1 LM2305A X B Model Operator s Manual _ S 633 General Information Lubrication Piston Pumps ARO dR Ingersoll Rand PARTS LIST LM2305A XX B Description size 4 Carriage Bolt 1 4 20 x 9 long apere o Gasket 4 Sleeve o O Ring 1 8 x 3 4 o d Spool O Ring 0 106 x 0 587 o d 10 Cylinder O 11 O Ring 1 16 x 7 16 o d 1 Adept _ Item Description size Rod LM2305A 1X B 1 long LM2305A 3X B 21 7 32 long LM2305A 4X B 30 31 32 long LM2305A 5X B 38 19 32 long up Follower iston Cup S a lt N p C C 4 C 4450 5 C 517 4449 a ol T Ft IS JS or i lt Go o 3 lt U x 31 i O NO 16 232 5681 all 1 o d Inner Check Seat ase LM2305A X1 B LM2305A X2 B ut 1 4 20 round Screw 10 32 x 1 4 e amp lt oOo Oo A A Go e a A A A
6. OPERATOR S MANUAL INCLUDING SPECIFICATIONS SERVICE KITS GENERAL INFORMATION PARTS TROUBLESHOOTING INCLUDE MANUAL 633 GENERAL INFORMATION PN 97999 625 LM2305A X B RELEASED 12 27 04 REVISED REV 01 3 AIR MOTOR 5 1 RATIO 0 750 P S I RANGE MHZ LM2305A XX B TWO BALL PUMP SERIES L READ THIS MANUAL CAREFULLY BEFORE INSTALLING 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 e 637226 Pump Rebuild Kit Includes the necessary soft parts for normal service of the entire pump SPECIFICATIONS Model Series refer to option chart LM2305A XX B TYPE 3 5 6eebecceeeeeseeeeetes Air Operated Two Ball Double Acting Oil Pump GUO cue e oe taweees see nee can 5 1 Air Motor Diameter 3 7 62 cm Stroke anann dee onarew es 3 7 62 cm Air Inlet female LM2305A X1 B LM2305A X2 B Material Inlet female LM2305A X1 B LM2305A X2 B Material Outlet female LM2305A X1 B LM2305A X2 B Pump Construction 1 4 18 N P T F 1 Rp 1 4 1 4 19 BSP Parallel 1 1 2 11 1 2 N P T F 1 Rp 1 1 2 1 1 2 11 BSP Parallel 1 2 14 N P T F
7. ming of the lower foot valve Double acting pumps will deliver material on both the up and down stroke NOTE If this pump was purchased separately not part of a system consult your sales representative for compatible dispensing accesso ries which will best match the application All accessories must be able to withstand the maximum pressure developed by the pump Page 2 of 4 LM2305A X B PARTS LIST LM2305A XX B Lubricate with Darina EP 2 grease at assembly r TORQUE REQUIREMENTS 12 80 in Ibs 9 Nm maximum 36 80 in Ibs 9 Nm minimum 30 34 65 ft Ibs 88 1 Nm minimum 39 43 140 ft Ibs 189 8 Nm minimum Figure 2 LM2305A X B Page 3 of 4 OPERATING AND SAFETY PRECAUTIONS ZAWARNING READ THE GENERAL INFORMATION MANUAL INCLUDED FOR ADDITIONAL OPERATING AND SAFETY PRE CAUTIONS AND OTHER IMPORTANT INFORMATION ZA WARNING EXCESSIVE INLET PRESSURE Can cause ex plosion resulting in severe injury or death Do not exceed maxi mum operating pressure of 750 p s i 51 7 bar at 150 p s i 10 3 bar inlet air pressure Do not run pump without using a regula tor to limit air supply pressure to the pump ZAWARNING EXCESSIVE MATERIAL PRESSURE Can cause equipment failure resulting in severe injury or property dam age Do not exceed the maximum material pressure of any component in the system PUMP RATIO X MAXIMUM PUMP INLET PRESSURE TO PUMP MOTOR FLUID PRESSURE Pump rati
8. o 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 p s i 51 7 bar fluid pressure 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 NOTICE Thermal expansion can occur when the fluid in the materi al lines is exposed to elevated temperatures Example Material lines located in a non insulated roof area can warm due to sunlight Install a pressure relief valve in the pumping system Replacement warning label pn 94520 is available upon request PUMP DISASSEMBLY NOTE All threads are right hand Refer to figure 2 page 3 Discon nect air supply and relieve all system pressure prior to servicing Carefully remove the parts inspect for damage nicks or excessive wear and determine if any parts will need replacement 1 Using a 7 8 wrench unthread and remove 12 adapter and 11 and 13 O rings releasing 15 muffler housing Using a 7 16 wrench remove 36 nuts Remove four 1 bolts 2 upper cap and 3 gasket Remove 10 cylinder containing 4 sleeves and 7 spools Using 1 bolt push 7 spools and 4 sleeves out sleeve end of 10 cylinder 6 Pull up on 21 piston and 22 lower cap allowing access to 25 bushing 7 Using a 1 5 8
9. stric tive or plugged inlet outlet hose or dispensing device Depressurize the pump system and clean out any obstructions in the inlet outlet material lines e Check all seals including track gaskets e Check direction of U cup lips PN 97999 1134 Page 4 of 4 LM2305A X B
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