Ingersoll-Rand ARO 66615 C Series Operator's Manual
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Ingersoll-Rand ARO 66615 C Series Operator's Manual

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OPERATOR'S MANUAL
INCLUDING: OPERATION, INSTALLATION AND MAINTENANCE
It is the responsibility of the employer to place this information in the hands of the operator. Keep for future reference.
SERVICE KITS
Refer to the Model Description Chart to match the pump material op-
tions.
637118-C for air section repair (see page 8).
637124-XX for fluid section repair (see page 5).
637155 Abrasion Resistant Conversion Kit is available for use in heavy
and abrasive material applications (see page 5).
PUMP DATA
Models . . . . . . . . . .see "Model Description Chart" for "-XXX"
Pump Type . . . . . .Metallic Air Operated Double Diaphragm
Material see . . . ."Model Description Chart"
Weight . . . . . . Aluminum . . . . . . 51.54 lbs (23. 4 kgs)
Cast Iron . . . . . . . . 79.54 lbs (36.1 kgs)
Stainless Steel . . . 77.5 lbs (35.15 kgs)
[add 23 lbs (10.4 kgs) for cast iron air motor section]
Maximum Air Inlet Pressure . . . . . . . . 120 psig (8.3 bar)
Maximum Material Inlet Pressure . . . 10 psig (0.69 bar)
Maximum Outlet Pressure . . . . . . . . . 120 psig (8.3 bar)
Maximum Flow Rate (flooded inlet) 90 gpm (340.7 lpm)
Displacement / Cycle @ 100 psig
Standard Diaphragm . . . . . . 0.64 gal. (2.42 lit.)
Composite PTFE Diaphgram 0.40 gal. (1.52 lit.)
Maximum Particle Size . . . . . . . . . . . . . 1/4" dia. (6.4 mm)
Maximum Temperature Limits (diaphragm / ball / seat
material)
Acetal . . . . . . . . . . . . . . . . . . -20º to 180º F (-29º to 82º C)
E.P.R . . . . . . . . . . . . . . . . . . -60º to 280º F (-51º to 138º C)
Hytrel® . . . . . . . . . . . . . . . . .
-20º to 180º F (-29º to 82º C)
Kynar® PVDF . . . . . . . . . . . . 10º to 200º F (-12º to 93º C)
Neoprene . . . . . . . . . . . . . . 0º to 200º F (-18º to 93º C)
Nitrile . . . . . . . . . . . . . . . . . . 10º to 180º F (-12º to 82º C)
Polypropylene . . . . . . . . . . 32º to 175º F (0º to 79º C)
Polyurethane . . . . . . . . . . . -10º to 150º F (-23º to 66º C)
PTFE . . . . . . . . . . . . . . . . . . 40º to 225º F (4º to 107º C)
Composite PTFE . . . . . . . . 14º to 194º F (-10º to 90º C)
Santoprene® . . . . . . . . . . . . -40º to 225º F (-40º to 107º C)
Viton® . . . . . . . . . . . . . . . . . . -40º to 350º F (-40º to 177º C)
Dimensional Data . . . . . . . . . . . . see page 10 and 11
Noise Level @ 70
psig
- 60 cpm
Tested with 350-568 muffler installed.
The pump sound pressure levels published here have been updated to an Equivalent Contin-
uous Sound Level (LA
) to meet the intent of ANSI S1.13-1971, CAGI-PNEUROP S5.1 using four
eq
microphone locations.
NOTICE: All possible options are shown in the chart. However, certain combina-
tions may not be recommended, consult a representative or the factory if you
have questions concerning availability.
INGERSOLL RAND COMPANY LTD
209 NORTH MAIN STREET - BRYAN, OHIO 43506
(800) 495-0276
FAX (800) 892-6276
arozone.com
1-1/2" DIAPHRAGM PUMP
1:1 RATIO (METALLIC)
READ THIS MANUAL CAREFULLY BEFORE INSTALLING,
OPERATING OR SERVICING THIS EQUIPMENT.
. . . .
80.5 dB(A)
© 2018
CCN 81660219
66615X-X-C
66615X-XXX-C
1-1/2" DIAPHRAGM PUMP
ALUMINUM / CAST IRON PUMP
STAINLESS STEEL
PUMP
RELEASED:
5-31-88
REVISED:
12-14-18
(REV: AJ)
Figure 1

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  • Page 1 NOTICE: All possible options are shown in the chart. However, certain combina- tions may not be recommended, consult a representative or the factory if you have questions concerning availability. INGERSOLL RAND COMPANY LTD 209 NORTH MAIN STREET - BRYAN, OHIO 43506 ...

  • Page 2: Model Description Chart

    MODEL DESCRIPTION CHART 6661 CENTER BODY MATERIAL 5 - Aluminum, NPTF 6 - Cast Iron, NPTF 7 - Aluminum, BSP 8 - Cast Iron, BSP FLUID CAP / MANIFOLD MATERIAL (Steel Hardware) 0 - Aluminum 1 - Stainless Steel 2 - Cast Iron (Stainless Steel Hardware) A - Aluminum B - Stainless Steel...

  • Page 3: Operating And Safety Precautions

    OPERATING AND SAFETY PRECAUTIONS READ, UNDERSTAND, AND FOLLOW THIS INFORMATION TO AVOID INJURY AND PROPERTY DAMAGE. WARNING HAZARDOUS MATERIALS. Can cause serious injury or property damage. Do not attempt to return EXCESSIVE AIR PRESSURE HAZARDOUS MATERIALS STATIC SPARK HAZARDOUS PRESSURE a pump to the factory or service center that contains hazardous material.

  • Page 4: General Description

     Viton and Hytrel are registered trademarks of the DuPont Company. Kynar is a registered trademark of Penwell Corp. ARO is a registered trademark of Ingersoll Rand Company  ® ®  Santoprene is a registered trademark of Monsanto Company, licensed to Advanced Elastomer Systems, L.P. Key-Lube is a registered trademark of Key Industries ...
  • Page 5 PARTS LIST / 66615X-X-C FLUID SECTION  637124-XX Fluid Section Service Kits include: BALLS (see Ball Option, refer to -XX in chart below), DIAPHRAGMS (see Diaphragm Option, refer to -XX in chart below), 93706-1 Key-Lube grease packet, plus items: 2, 3, 9 and 19. MATERIAL CODE [A] = Aluminum SEAT OPTIONS...
  • Page 6 6661X0, 1X2, 1XA and 1XC PARTS LIST / FLUID SECTION TORQUE REQUIREMENTS COLOR CODE NOTE: DO NOT OVERTIGHTEN FASTENERS. Diaphragm Ball Material Color Color (14) Diaphragm screw, 65 - 70 ft lbs (88.1 - 94.9 Nm.). Acetal N / A Orange (26) Bolts, 240 - 280 in.
  • Page 7 6661X1 and 1XB PARTS LIST / FLUID SECTION COLOR CODE TORQUE REQUIREMENTS Diaphragm Ball NOTE: DO NOT OVERTIGHTEN FASTENERS. Material color Color (14) Diaphragm screw, 65 - 70 ft lbs (88.1 - 94.9 Nm.). Acetal Orange (26) Bolts, 240 - 280 in. lbs (27.1 - 31.6 Nm). E.P.R.

  • Page 8: Air Motor Section Service

    PARTS LIST / 66615X-X-C AIR SECTION  Indicates parts included in 637118-C Air Section Service Kit. SERVICE KIT NOTE: Service Kit 637118-C is a general repair kit for all 1” and larger ARO diaphragm pump air motors. It contains extra “O” Rings and other parts that may not be needed to service this model.
  • Page 9 PARTS LIST / 66615X-X-C AIR SECTION MAJOR VALVE See cross section detail, gure 5. IMPORTANT BE CERTAIN TO ORIENT (115) SPACER LEGS AWAY FROM BLOCKING INTERNAL PORTS WHEN REASSEMBLING AIR SECTION. 195A Figure 4 195A 195B PILOT VALVE MAJOR VALVE CROSS SECTION DETAIL 109 110 TORQUE REQUIREMENTS NOTE: DO NOT OVERTIGHTEN FASTENERS.

  • Page 10: Troubleshooting

    TROUBLE SHOOTING Product discharged from exhaust outlet. Low output volume, erratic flow, or no flow. Check for diaphragm rupture. Check air supply. Check tightness of (14) diaphragm screw. Check for plugged outlet hose. Check for kinked (restrictive) outlet material hose. Air bubbles in product discharge.
  • Page 11 DIMENSIONAL DATA - 6661X1 and 1XB (Dimensions shown are for reference only, they are displayed in inches and millimeters (mm)). MATERIAL OUTLET 14 - 1/2" 1-1/2 - 11-1/2 NPTF (66615X, 66616X) (368 mm) 1-1/2 - 11 BSP (66617X, 66618X) 13 - 5/16" 11 - 1/2"...
  • Page 12 PN 97999-96 Page 12 of 12 66615X-X-C (en)

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