Ingersoll-Rand 662420-B Benutzerhandbuch

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INGERSOLL RAND COMPANY LTD
P.O. BOX 151   ONE ARO CENTER   BRYAN, OHIO 43506-0151
 (800) 276-4658   FAX (800) 266-7016 
© 2009 
CCN 81376725
fl uids.ingersollrand.com
OPERATOR’S MANUAL 
662420-B
INCLUDING: SPECIFICATIONS, SERVICE KITS, GENERAL INFORMATION, PARTS, TROUBLESHOOTING.
INCLUDE MANUALS: 6544X-X Air Motor (pn 97999-64) & S-632 General Information Manual (pn 97999-624).
RELEASED: 6-30-70
REVISED: 3-12-09
(REV. N)
662420-B
Basic Oil Pump
 
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.
The original language of this manual is English.
4-1/4” AIR MOTOR
9:1 RATIO
4” STROKE
PUMP DATA
PUMP DATA
SERVICE KITS
Use only genuine ARO® replacement parts to assure compat-
ible pressure rating and longest service life.
61053 for repair of air motor and lower pump end.
61268 for repair of 65441-B air motor.
65823 packing kit assembly.
SPECIFICATIONS
Model Series 
(refer to option chart)
 . . . . . . . . . . .   662420-B
Pump Type . . . . . . . . . . . . . . . . . . . . . . . . .  Air Operated, Two-Ball Pump
Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   9:1
Air Motor  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   65441-B
  Motor Repair Kit . . . . . . . . . . . . . . . . . . . . . . .   61268
  Motor Diameter . . . . . . . . . . . . . . . . . . . . . . .   4-1/4” (10.8 cm)
  Stroke (double acting) . . . . . . . . . . . . . . . . .   4” (10.2 cm)
  Air Inlet (female) . . . . . . . . . . . . . . . . . . . . . . .   1/2 - 14 NPTF - 1
  Air Exhaust (female). . . . . . . . . . . . . . . . . . . .   1-1/4 - 11-1/2 NPTF - 1
  Material Outlet (female)  . . . . . . . . . . . . . . .   3/4 - 14 NPTF
Lower Pump End . . . . . . . . . . . . . . . . . . . . . . . . .   60873
  Material Inlet (female)  . . . . . . . . . . . . . . . . .   2 - 11-1/2 NPT
Dimensional Data . . . . . . . . . . . . . . . . . . . . . . . .   see fi gure 1
PUMP PERFORMANCE
Air Inlet Pressure Range . . . . . . . . . . .  0 - 150 p.s.i.g. (0 - 10.3 bar)
Fluid Pressure Range  . . . . . . . . . . . . . .  0 - 1350 p.s.i.g. (0 - 93.1 bar)
Maximum Rec'd Cycles / Minute  . . . . . . . . .   75
Displacement In.3 Per Cycle . . . . . . . . . . . . . .   12.0
Volume / Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . .   6.65 oz. (196.8 ml)
Cycles Per Gallon  . . . . . . . . . . . . . . . . . . . . . . . .   19.2
Maximum Working Flow Rate . . . . . . . . . . . .   3.9 g.p.m. (14.8 l.p.m.)
Noise Level @ 60 p.s.i. - 40 c.p.m.   . . . . . .   81.8 db(A)
 Tested with 91790 silencer installed.
 
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.
GENERAL DESCRIPTION
The 9:1 ratio is an expression of the relationship between the eff ec-
tive air motor area and the eff ective lower pump area. When 150 
p.s.i. (10.3 bar) of air pressure is supplied to the air motor, the lower 
pump end will develop a maximum 1350 p.s.i. (93.1 bar) of fluid 
pressure (at no fl ow). As the fl uid control is opened, the fl ow rate 
will increase as the air motor cycle rate increases to keep up with 
demand.
Figure 1
MODELS 662420-B
NOTE: Dimensions are shown in inches and (mm) and are supplied for reference only.
Air Inlet (female)
1/2 - 14 NPTF - 1
Material Outlet (female)
3/4 - 14 NPTF
65441-B Air Motor
(see manual 6544X-X)
Air Exhaust (female)
1-1/4 - 11-1/2 NPTF - 1
Model “A” 
(mm)
 “B” 
(mm)
662420-B 29” 
(736.4)
 15-1/8" 
(383.9)
IMPORTANT
This is one of three documents which support the pump. Re-
placement copies of these forms are available upon request.
  662420-B Model Operator’s Manual (pn 97999-108)
  S-632 General Information - Air / Hydraulic Operated Piston 
Pumps (pn 97999-624)
  6544X-X Air Motor Operator’s Manual (pn 97999-64)
“A”
“B”
Material Inlet (female)
2 - 11-1/2 NPT