INGERSOLL RAND COMPANY LTD
209 NORTH MAIN STREET – BRYAN, OHIO 43506
(800) 495-0276
FAX (800) 892-6276
© 2020
CCN 15330061
arozone.com
OPERATOR’S MANUAL
AF046X-XX
RELEASED: 8-10-10
REVISED:
4-24-20
(REV: F)
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.
4-1/4” AIR MOTORS
AF044X-XX (4” STROKE) and AF046X-XX (6” STROKE)
Also covers 637489 service kits
AF044X-XX
INCLUDING: SERVICE KITS, TROUBLESHOOTING, PARTS LIST,
DISASSEMBLY AND REASSEMBLY.
SERVICE KITS
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Use only genuine ARO® replacement parts to assure
compatible pressure rating and longest service life.
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637489 for general repair of all air motors.
GENERAL DESCRIPTION
WARNING
DO NOT EXCEED MAXIMUM OPERATING
PRESSURE AS INDICATED ON PUMP MODEL PLATE.
WARNING
REFER TO GENERAL INFORMATION SHEET
FOR ADDITIONAL SAFETY PRECAUTIONS AND
IMPORTANT INFORMATION.
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This manual only covers the air motor section. It is one of
four documents which support an ARO pump. Replace-
ment copies of these forms are available upon request.
Pump Model Operator’s Manual.
General Information for Air Operated or Hydraulically
Operated Pumps.
Lower Pump End Operator’s Manual.
Air or Hydraulic Motor Operator’s Manual.
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The 4-1/4” air motor is a general purpose power unit and
is used with many 2-ball, 4-ball, and chop check pumps.
It utilizes tie rod type construction for easy breakdown
and it connects to the various lower ends via tie rods for
easy operation. Consult pump model operator’s manual
for specific instructions.
AF0441-XX
AF0442-XX
AF0443-XX
AF0444-XX
AF0445-XX
AF0460-XX
AF0465-XX
(-01 shown)
THIS MANUAL COVERS THE FOLLOWING MODELS
MODEL
AF0441-XX
AF0442-XX
AF0443-XX
AF0444-XX
AF0445-XX
AF0460-XX
AF0465-XX
Figure 1
OPERATING AND SAFETY PRECAUTIONS
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DO NOT EXCEED MAXIMUM AIR INLET PRESSURE OF
150 PSI (10.3 BAR) OR 75 CYCLES PER MINUTE.
CAUTION
High pressure equipment – Always
disconnect air supply and relieve material pressure
before attempting to service.
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A ground lug is located on the air motor. This ground
lug allows proper grounding of the pump.
MODEL DESCRIPTION CHART
A F 04 X X – XX
Air Motor Diameter
04 - 4 ¼”
Air Motor Options
01 – Integrated On/Off Valve and Regulator
Air Motor Base/Rod Combination
0 - Divorced pump base with quick coupled rod connection
1 - Divorced pump base with pinned coupled rod connection
2 - Coupled pump base with pinned coupled rod connection
3 - Coupled pump base with male threaded rod connection
4 - Coupled pump base with female threaded rod connection
5 - Coupled high pressure pump base with female threaded
rod connection
(See Figure 4)
Stroke Length
4 - 4”, 6 - 6”
