OPERATOR’S MANUAL
650640-XXX
RELEASED:
REVISED:
(REV. D)
8-28-98
6-2-10
INCLUDING: SPECIFICATIONS, SERVICE KITS, GENERAL INFORMATION, TROUBLESHOOTING.
INCLUDE MANUALS: 6564X-X Air Motor (pn 97999-174), 6720X-XXX Lower Pump End (pn 97999-788) & S-632
General Information Manual (pn 97999-624).
6” AIR MOTOR
650640-XXX
3:1 RATIO
FOUR-BALL PUMP SERIES
6” STROKE
300 Series Stainless Steel
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
PUMP DATA
Use only genuine ARO® replacement parts to assure compat-
ible pressure rating and longest service life.
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MODEL 650640-XXX
61355 for repair of air motor section.
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637318-X4B for repair of lower pump end. Refer to the chart
on page 2 for description of -X4B options.
Air Inlet (female)
1/2 - 14 N.P.T.F. - 1
SPECIFICATIONS
65665-B Air Motor
(see manual 6564X-X)
(refer to option chart)
Model Series
. . . . . . . . . . . 650640-XXX
Pump Type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air Operated, Four-Ball
Double Acting Pump
“A”
Spacer Section
Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3:1
Air Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65665-B
Motor Repair Kit. . . . . . . . . . . . . . . . . . . . . . . 61355
Y85-29-C Nut (3)
Motor Diameter . . . . . . . . . . . . . . . . . . . . . . . 6”(15.2 cm)
Stroke (double acting). . . . . . . . . . . . . . . . . 6”(15.2 cm)
Air Inlet (female) . . . . . . . . . . . . . . . . . . . . . . . 1/2 - 14 N.P.T.F. - 1
Air Exhaust (female). . . . . . . . . . . . . . . . . . . . 1-1/4 - 11-1/2 N.P.T.F. - 1
Lower Pump End Series . . . . . . . . . . . . . . . . . . 67201-X4B
Lower Pump Repair Kit . . . . . . . . . . . . . . . . 637318-X4B
Material Inlet (female) . . . . . . . . . . . . . . . . . 1-1/2 - 11-1/2 N.P.T.F. - 1
(male) . . . . . . . . . . . . . . . . . . . 2 - 11-1/2 P.T.F. SAE short
Material Outlet (female) . . . . . . . . . . . . . . . 1 - 11-1/2 N.P.T.F. - 1
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73.25 lbs (33.2 kgs)
Connector (see figure 2)
94674 Spring
94209 Spacer Rod (3)
Material Outlet (female)
1 - 11-1/2 N.P.T.F. - 1
(32° from air exhaust)
“B”
67201-X4B Lower Pump
(see manual 6720X-XXX)
“C”
PUMP PERFORMANCE
Air Inlet Pressure Range . . . . . . . . . . 30 - 150 p.s.i.g. (2.1 - 10.3 bar)
Fluid Pressure Range . . . . . . . . . . . . . 90 - 457 p.s.i.g. (6.2 - 31.5 bar)
Maximum Rec'd Cycles / Minute . . . . . . . . . 60
Material Inlet (male)
2 - 11-1/2 P.T.F. SAE Short
Displacement In.3 Per Cycle . . . . . . . . . . . . . . 112.7
Material Inlet (female)
1-1/2 - 11-1/2 N.P.T.F. - 1
NOTE: Dimensions are shown in inches and (mm) and are supplied for reference only.
Volume / Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.4 oz. (1846 ml)
Cycles Per Gallon . . . . . . . . . . . . . . . . . . . . . . . . 2.05
Figure 1
Flow @ 60 Cycles / Minute. . . . . . . . . . . . . . . . 29.3 g.p.m. (110.8 l.p.m.)
(mm)
42-13/16”
(mm)
(558.1)
(mm)
“C”
(496.3)
19-9/16"
“A”
“B”
22"
Noise Level @ 60 p.s.i. - 40 c.p.m. . . . . . . 84.8 db(A)
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(1087.2)
Accessories Available . . . . . . . . . . . . . . . . 66101 Wall Mount Bracket
67187-1 Mounting Post
91790 Silencer
IMPORTANT
This is one of four documents which support the pump. Re-
placement copies of these forms are available upon request.
Tested with 91790 silencer installed.
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650640-XXX Model Operator’s Manual (pn 97999-791)
S-632 General Information - Industrial Piston Pumps (pn
97999-624)
:
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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.
6720X-XXX Lower Pump End Operator’s Manual (pn 97999-788)
6564X-X Air Motor Operator’s Manual (pn 97999-174)
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INGERSOLL RAND COMPANY LTD
209 NORTH MAIN STREET – BRYAN, OHIO 43506
© 2010
CCN 99745473
(800) 495-0276 FAX (800) 892-6276
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