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INGERSOLL RAND COMPANY INC

209 NORTH MAIN STREET – BRYAN, OHIO 43506

 (800) 495-0276 

 FAX (800) 892-6276 

© 2021 

CCN 15331390

arozone.com

OPERATOR’S MANUAL  

 AF0860-XX

RELEASED: 8-16-10

REVISED: 2-12-21

(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.

8” AIR MOTORS

6” STROKE

Also covers 637489 service kits

INCLUDING: SERVICE KITS, TROUBLESHOOTING, PARTS LIST, 

DISASSEMBLY AND  REASSEMBLY.

SERVICE KITS

 

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Use only genuine ARO® replacement parts to assure com-

patible 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 IM-

PORTANT 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 8” 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.

AF0860

AF0860-01

THIS MANUAL COVERS THE FOLLOWING MODELS

MODEL

AF0860

AF0860-01

Figure 1

OPERATING AND SAFETY PRECAUTIONS

 

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DO NOT EXCEED MAXIMUM AIR INLET PRESSURE OF 

120 PSI (8.3 BAR) OR 75 CYCLES PER MINUTE.

CAUTION

 High pressure equipment – Always dis-

connect air supply and relieve material pressure be-

fore 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.

MATERIAL CODE

[A]  = Aluminum 

[D]  =  Acetal 

[B]  =  Buna Nitrile 

[PP]  =  Polypropylene

[Br]  =  Brass 

[SS]  =  Stainless Steel 

[Bz]  =  Bronze 

[Ef]  =  Epoxy - Fiberglass Filament Reinforced

[C]  =  Carbon Steel 

[CK]  =  Ceramic

MODEL DESCRIPTION CHART

A F  08  X X – XX

Air Motor Diameter

08 - 8” 

Air Motor Options

01 – Integrated On/Off Valve and Regulator   

Air Motor Base/Rod Combination

0 - Divorced pump base with quick coupled rod connection.

      

     

 

(See Figure 3)

Stroke Length

6 - 6”

DISASSEMBLY OF AIR MOTOR

NOTE: All threads are right hand.

1.  Force the piston assembly up by pushing the (115) rod 

toward the top of the air motor.

2.  Remove the (155) muffler/(201) muffler assembly for 

ease of disassembly.

3.  Remove the four (138) socket head screws from the (140) 

head manifold and the one (138) socket head screw form the 

(122) head plate.  Remove the (140) head manifold by pull-

ing up and outward to remove from tubes (114) and (137).

(continued on page 3)

Содержание AF0860 Series

Страница 1: ... 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 AF0860 AF0860 01 THIS MANUAL COVERS THE FOLLOWING MODELS MODEL AF0860 AF0860 01 Figure 1 OPERATING AND SAFETY PRECAUTIONS y DO NOT EXCEED MAXIMUM AIR INLET PRESSURE OF 120 ...

Страница 2: ...cket Head Screw 5 16 18 X 4 1 2 2 Y99 516 S SS 146 Pilot Insert 1 96882 D 147 PilotValve Plate 1 96883 CK 148 Pilot Gasket 1 96899 B 149 Vent Plug 1 96906 D 150 Pilot Cover 1 96865 A 152 U Cup 1 Y186 24 B 153 Washer 1 92216 Br 154 Snap Ring 1 Y147 237 C 155 Muffler 1 96916 C 201 Muffler Kit Optional See Fig 4 1 67445 3 C 202 Regulator Shut Off Optional See Fig 4 1 67442 203 Piston Assembly include...

Страница 3: ...head bolts and tighten per specified torque sequence and value 10 Pull the 120 trip rod assembly as far out of the air motor assembly as possible slide the 123 O ring over the 120 trip rod assembly and down into the gland found in the 122 head plate 11 Slide the 125 cap over the 120 trip rod assembly and down into the bore found in the 122 head plate 12 Slide the 129 snap ring first and the 130 wa...

Страница 4: ...leakage out of main exhaust y Damaged 141 track gasket Replace 141 track gasket y Worn 116 piston seal Replace 116 piston seal Continual air leakage out 149 pilot exhaust y Worn 136 U cup Damaged 148 track gasket Replace 136 U cup and 148 track gasket Air leakage out 149 pilot exhaust only during the down stroke y Worn 133 U cup Rolled or damaged 128 O ring Re place 133 U cup and 128 O ring Air le...

Страница 5: ...50 7 00 5 68 1 99 2 53 16 47 20 97 3 80 4 06 7 00 2 25 1 62 3 4 14 NPTF 1 AIR INLET PORT 1 4 18 NPTF 1 PILOT EXHAUST PORT 1 1 4 11 1 2 NPTF 1 MAJOR EXHAUST PORT 1 2 14 NPTF 1 AIR INLET PORT Dimensions shown are for reference only they are displayed in inches Figure 5 ...

Страница 6: ...Page 6 of 8 AF0860 XX en ...

Страница 7: ...AF0860 XX en Page 7 of 8 ...

Страница 8: ...Page 8 of 8 AF0860 XX en PN 97999 1472 ...

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