CCN 99879389
OPERATOR’S MANUAL LM2250E-X-B
RELEASED: 6-1-00
REVISED: 6-11-10
(REV.
K)
CHOP-CHECK GREASE PUMP
2” AIR MOTOR
50:1 RATIO
0 - 7500 P.S.I. RANGE
INCLUDE MANUAL: S-633 GENERAL INFORMATION (PN 97999-625)
INCLUDING: SPECIFICATIONS, SERVICE KITS, GENERAL INFORMATION, PARTS, TROUBLESHOOTING
LM2250E-( )-B
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
• Use only genuine AROR replacement parts to assure compatible
pressure rating and longest service life.
• 637332 Pump Rebuild Kit. Includes the necessary soft parts for
normal service of the entire pump.
SPECIFICATIONS
Model Series LM2250E-X-B....................
Type Air Operated, Chop-Check Grease Pump................
Ratio 50:1..........................
Air Motor Diameter 2” (5.08 cm)...............
Stroke 3” (7.62 cm).........................
Air Inlet (female)
LM2250E-X1
-B 1/4 - 18 N.P.T.F. - 1...............
LM2250E-X2
-B Rc 1/4 (1/4 - 19 BSP Taper)............
Material Outlet (female)
LM2250E-X1
-B 3/8 - 18 N.P.T.F. - 1..................
LM2250E-X2-B Rc 3/8 (3/8 - 19 BSP Taper)...............
Pump Construction Carbon Steel.............
Dimensional Data see chart................
Weight see chart.........................
PERFORMANCE
Air Inlet Pressure Range 0 - 150 p.s.i. (0 - 10.3 bar)...........
Fluid Pressure Range 0 - 7500 p.s.i. (0 - 517.2 bar)...........
Cycles / Minute Rec’d @ Working Flow 80
Displacement In
3
Per Cycle 0.300.........
Volume / Cycle 0.17 oz. (4.91 ml)...................
Maximum Delivery / Minute 9lbs(4.1kg).........
Noise Level @ 100 p.s.i. 85 db(A)*............
Accessories Available 61113 Wall Mount Bracket.......
66073
-1 Air Line Connection Kit
* Thepumps ound pressurelevelhas beenupdated toan Equivalent ContinuousSound
Level (L
Aeq
) tomeet the intentof ANSI S1.13-1971, CAGI-PNEUROP S5.1 using four
microphone locations.
GENERAL DESCRIPTION
Model LM2250E-X-B Series chop-check grease pump is intended to be
used primarily forgrease delivery systems. It uses carbonsteel and oth-
er materials which make it compatible with most petroleum based lu-
brication products.
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.
PUMP DATA
MODEL LM2250E-X-B
MODEL “A” (mm) “B” (mm) WEIGHT (kg)
LM2250E-2X-B 27-13/16” (705) 16-9/16” (421) 15 (6.8)
LM2250E-3X-B 40-9/16” (1029) 29-5/16” (744) 19 (8.6)
LM2250E-4X-B 49-1/16” (1245) 37-13/16” (960) 21.5 (9.8)
LM2250E-6X-B 30-9/16” (775) 19-5/16” (490) 15.9 (7.2)
LM2250E-7X-B 38-13/16” (985) 27-9/16” (700) 18.3 (8.3)
LM2250E-8X-B 48-1/16” (1220) 36-13/16” (935) 21.2 (9.6)
NOTE: Dimensions are shown in inches and (mm), supplied for reference only and are typically
rounded up to the nearest 1/16 inch.
Figure 1
Air Inlet (female)
See “Specifications”
Material Outlet (female)
See “Specifications”
2” N.P.S.M. Bung Adapter
(not included with LM2250E-6
X-B)
5/16” (8 mm) Thru hole
“B”
“A”
1-1/4”
(31.8 mm)
IMPORTANT
This is one of two documents which support the pump. Replace-
ment copies of these forms are available upon request.
= LM2250E-X-B MODEL OPERATOR’S MANUAL
- S-633 GENERAL INFORMATION LUBRICA TION PIST ON PUMPS
WARNING
READ THE GENERAL INFORMATION MANUAL
INCLUDED FOR ADDITIONAL OPERATING AND SAFETY PRE-
CAUTIONS AND OTHER IMPORTANT INFORMATION.
INGERSOLL RAND COMPANY LTD
209 NORTH MAIN STREET – BRYAN, OHIO 43506
(800) 495-0276 FAX(800) 892-6276
© 2010
www.ingersollrandproducts.com