Ingersoll-Rand ARO PX20P A Series Operator's Manual
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Ingersoll-Rand ARO PX20P A Series Operator's Manual

2" diaphragm pump
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OPERATOR'S MANUAL
INCLUDING: OPERATION, INSTALLATION AND MAINTENANCE
READ THIS MANUAL CAREFULLY BEFORE INSTALLING,
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 Model Description Chart to match the pump material
options.
637373-XXX for uid section repair with seats (see page 5).
637373-XX for uid section repair without seats (see page 5).
NOTE: This kit also contains several air motor seals which will
need to be replaced.
637369 for air section repair (see page 7).
637374-X major air valve assembly (see page 8).
PUMP DATA
Models . . . . . . see Model Description Chart for "-XXX".
Pump Type . . . .Non-Metallic Air Operated Double Diaphragm
Material . . . . . see Model Description Chart.
Weight . . . . . . . PX20E-FES-XXX . . . . . . . 85.3 lbs (38.7 kgs)
PX20P-FKS-XXX . . . . . . . 110.9 lbs (50.3 kgs)
PX20E-FNS-XXX . . . . . . . 110.9 lbs (50.3 kgs)
PX20P-FPS-XXX . . . . . . . 85.3 lbs (38.7 kgs)
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)
Displacement / Cycle @ 100 psig . . . . . 1.4 gal. (5.3 lit.)
Maximum Particle Size . . . . . . . . . . . . . . 1/4" dia. (6.4 mm)
Maximum Temperature Limits (diaphragm / ball / seal material)
E.P.R. / EPDM . . . . . . . . . . . . . . . . -60 to 280 F (-51 to 138 C)
Hytrel . . . . . . . . . . . . . . . . . . . . . -20 to 180 F (-29
Nitrile . . . . . . . . . . . . . . . . . . . . . . 10 to 180 F (-12
Polypropylene . . . . . . . . . . . . . . 32 to 175 F (0 to 79 C)
PVDF (Kynar ) . . . . . . . . . . . . . . 10 to 200 F (-12 to 93 C)
Santoprene . . . . . . . . . . . . . . . -40 to 225 F (-40 to 107 C)
PTFE . . . . . . . . . . . . . . . . . . . . . . . 40 to 225 F (4 to 107 C)
Viton . . . . . . . . . . . . . . . . . . . . . . -40 to 350 F (-40 to 177 C)
Dimensional Data . . . . . . . . . . . . see page 9
Mounting Dimension . . . . . 8.18" x 14.16" (207.8 mm x 359.7 mm)
Noise Level @ 70 psig, 60 cpm . . . . . . . . 85.0 dB(A)
The pump sound pressure levels published here have been updated to an Equivalent
Continuous Sound Level (LA
) to meet the intent of ANSI S1.13-1971, CAGI-PNEUROP
eq
S5.1 using four microphone locations.
2" DIAPHRAGM PUMP
1:1 RATIO (NON-METALLIC)
OPERATING OR SERVICING THIS EQUIPMENT.
. . . . . . . . 184 gpm (696 lpm)
º
to 82 C)
º
to 82 C)
PX20P-XXX-XXX-AXXX
PD20X
PE20X
Figure 1
RELEASED:
12-16-02
REVISED:
5-3-19
(REV: T)

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Summary of Contents for Ingersoll-Rand ARO PX20P A Series

  • Page 1 OPERATOR’S MANUAL PX20P-XXX-XXX-AXXX RELEASED: 12-16-02 INCLUDING: OPERATION, INSTALLATION AND MAINTENANCE REVISED: 5-3-19 2" DIAPHRAGM PUMP (REV: T) 1:1 RATIO (NON-METALLIC) 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 Refer to Model Description Chart to match the pump material options.

  • Page 2: Model Description Chart

    MODEL DESCRIPTION CHART Model Code Explanation Example: PX20 Model Series PD20- Standard Pump PE20- Electronic Interface Center Body Material Conductive Polypropylene P - Polypropylene / Vinyl Ester Fluid Connection F - 2" ANSI / DIN Flange Fluid Caps And Manifold Material Conductive Polypropylene K - PVDF N - Conductive Polyvinylidene Fluoride (PVDF)

  • 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 se- EXCESSIVE AIR PRESSURE HAZARDOUS MATERIALS rious injury or property damage. Do not attempt to STATIC SPARK HAZARDOUS PRESSURE return a pump to the factory or service center that contains hazardous material.

  • Page 4: General Description

    Pumps that need to be submersed must have both wet = Hazards or unsafe practices which could WARNING and non-wet components compatible with the material result in severe personal injury, death or being pumped. substantial property damage. Submersed pumps must have exhaust pipe above liquid = Hazards or unsafe practices which could CAUTION level.

  • Page 5: Common Parts

    For models with PTFE diaphragms: Item (8) Santoprene apply Joint Sealant (Kit PN: 637545) to each air caps diaphragm is installed with the side marked “AIR SIDE” to- #68 and #69 diaphragm groove. Use only 1 wrap of wards the pump center body. Install the PTFE diaphragm sealant.
  • Page 6 PARTS LIST / PX20X-XXX-XXX-AXXX FLUID SECTION COLOR CODE MATERIAL DIAPHRAGM BALL COLOR COLOR Hytrel ® Cream Cream Nitrile Black Red ( ) Santoprene ® Santoprene ® Green (Backup) PTFE White White Viton Yellow (-) Yellow ( ) ® (-) Dash ( ) Dot Torque Sequence View for PX20P-XXX-XXT (PTFE diaphragm)/...

  • Page 7: Major Valve Disassembly

    PARTS LIST / PX20X-XXX-XXX-AXXX AIR SECTION Indicates parts included in 637369 Air Section Service Kit shown below and items (70), (144), (175), (180), (237) and (238) shown on page 5. Indicates items included in Fluid Section Service Kit, see page 5. Used on models PE20P-XXX-XXX-ASX only.
  • Page 8 PARTS LIST / PX20X-XXX-XXX-AXXX AIR SECTION PILOT VALVE PART GROUP [PE20P-XXX-XXX-ASX] MAJOR VALVE Optional 94117 Mu er TORQUE REQUIREMENTS NOTE: DO NOT OVERTIGHTEN FASTENERS. ALL FASTENERS ARE METRIC. Torque (105) screw to 35 - 40 in. lbs (4.0 - 4.5 Nm). Torque (134) screw to 35 - 40 in.

  • Page 9: Troubleshooting

    PARTS LIST / PX10X-XXS-XXX-AXXX FLUID SECTION TROUBLESHOOTING Product discharged from exhaust outlet. Low output volume, erratic flow, or no flow. Check for diaphragm rupture. Check air supply. Check tightness of (6) diaphragm screw. Check for plugged outlet hose. Check for kinked (restrictive) outlet material hose. Air bubbles in product discharge.
  • Page 10 Page 10 of 12 PX20P-XXX-XXX-AXXX (en)
  • Page 11 PX20P-XXX-XXX-AXXX (en) Page 11 of 12...
  • Page 12 PN 97999-1026 Page 12 of 12 PX20P-XXX-XX-AXXX (en)

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