Ingersoll-Rand ARO PD20 Series Operator's Manual

OPERATOR'S MANUAL
INCLUDING: OPERATION, INSTALLATION & 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.
67089-X major air valve assembly (see page 7).
637302 for air section repair (see page 6).
637309-XXX for fluid section repair with seats (see page 4).
637309-XX for fluid section repair without seats (see page 4).
NOTE: This kit also contains several air motor seals which will
need to be replaced.
PUMP DATA
Models . . . . . . see Model Description Chart for "-XXX".
Pump Type . . . Metallic Air Operated Double Diaphragm
Material . . . . . see Model Description Chart.
Weight
PD20A-XAX-XXX . . . . . . . . . . . . . . . . 64 lbs (29 kgs)
PD20A-XCX-XXX . . . . . . . . . . . . . . . . . 133 lbs (60 kgs)
PD20A-AHX-XXX, -BHX-. . . . . . . . . . 122 lbs (55.3 kgs)
PD20A-ASX-XXX, -BSX- . . . . . . . . . . 122 lbs (55.3 kgs)
PD20A-FHX-XXX, -FSX- . . . . . . . . . . 114 lbs (51.7 kgs)
(add 34 lbs [15.4 kgs] for Stainless steel air motor section)
Maximum Air Inlet Pressure
Ball check models . . . . . . . . . . . . . . . 120 psig (8.3 bar)
Maximum Material Inlet Pressure . . 10 psig (0.69 bar)
Maximum Outlet Pressure
Ball check models . . . . . . . . . . . . . . . 120 psig (8.3 bar)
Maximum Flow Rate
(flooded inlet)
Ball check models . . . . . . . . . . . . . . . . . . . . . . . 170 gpm (644 lpm)
Displacement / Cycle @ 100 psig . . . 1.4 gal. (5.3 lit.)
Maximum Particle Size
Ball check models . . . . . . . . . . . . . . . 1/4" dia. (6.4 mm)
Maximum Temperature Limits (diaphragm / ball / seal material)
E.P.R. / EPDM . . . . . . . . . . . . . . -60

Hytrel . . . . . . . . . . . . . . . . . . . -20
Neoprene . . . . . . . . . . . . . . . . . 0 to 200 F (-18 to 93 C)
Nitrile . . . . . . . . . . . . . . . . . . . . . 10

Kynar PVDF . . . . . . . . . . . . . . 10

Santoprene . . . . . . . . . . . . . . -40
PTFE . . . . . . . . . . . . . . . . . . . . . 40

Viton . . . . . . . . . . . . . . . . . . . . -40
Dimensional Data . . . . . . . . . . . . see page 8
Mounting Dimension . . . . . . . . . . . 9-1/16" x 10-1/16"
Noise Level @ 70 psig, 60 cpm. . . . . . 85.0 dB(A)

The pump sound pressure levels published here have been updated to an Equivalent
Con tinu ous Sound Level (LA ) to meet the intent of ANSI S1.13-1971, CAGI-PNEUROP
eq
S5.1 using four microphone locations.
NOTICE: All possible options are shown in the chart, however, certain combinations
may not be recommended, consult a representative or the factory if you have ques-
tions concerning availability.
INGERSOLL RAND COMPANY LTD
209 NORTH MAIN STREET – BRYAN, OHIO 43506


(800) 495-0276 FAX (800) 892-6276
arozone.com
2" DIAPHRAGM PUMP
1:1 RATIO (METALLIC)
OPERATING OR SERVICING THIS EQUIPMENT.
   
to 280 F (-51 to 138 C)
  º 
to 180 F (-29 to 82
  º 
to 180 F (-12 to 82
   
to 200 F (-12 to 93
  
to 225 F (-40 to 107
   
to 225 F (4 to 107
  
to 350 F (-40 to 177
(230 mm x 256 mm)

© 2016 CCN 99594046
MODEL DESCRIPTION CHART
AIR MOTOR / AIR CAP MATERIAL
A - Aluminum / Aluminum
C - Stainless Steel / Cast Iron
S - Stainless Steel / Stainless Steel
THREAD
A - NPTF
B - BSP
FLUID CAPS & MANIFOLD MATERIAL
A - Aluminum
C - Cast Iron
HARDWARE MATERIAL
P - Plated Steel
SEAT MATERIAL
A - Santoprene
C - Hytrel
E - Carbon Steel
C)
F - Aluminum
G - Nitrile
C)
C)
BALL MATERIAL

C)
A - Santoprene
C) C - Hytrel
 G - Nitrile
C)
DIAPHRAGM MATERIAL
A - Santoprene
C - Hytrel
G - Nitrile
L - Long Life PTFE
FLUID SECTION SERVICE KIT SELECTION
EXAMPLE: MODEL # PD20A-ACS-SAA
FLUID SECTION SERVICE KIT # 637309-AA
PD20X-X
RELEASED:
REVISED:
(REV: V)
Figure 1
P D20 X - X X X - X X X - A
F - 2" ANSI / DIN Flange
H - Hastelloy - C
S - Stainless Steel
S - Stainless Steel
H - Hard 440 Stainless Steel
K - Kynar PVDF
L - Hastelloy - C
S - 316 Stainless Steel
S - 316 Stainless Steel
T - PTFE
V - Viton
M - Medical Grade Santoprene
T - PTFE / Santoprene
V - Viton
PD20X - XXX - X X X
637309 - X X
Ball
6-11-96
10-28-16
Diaphragm