INGERSOLL RAND COMPANY INC
209 NORTH MAIN STREET – BRYAN, OHIO 43506
(800) 495-0276
FAX (800) 892-6276
© 2020
CCN 15227663
arozone.com
OPERATOR’S MANUAL
PF20X-XXX-XXX-B
INCLUDING: OPERATION, INSTALLATION AND MAINTENANCE
RELEASED: 2-10-05
REVISED: 8-4-20
(REV: L)
2” DIAPHRAGM PUMP
1:1 RATIO FLAP VALVE (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.
Figure 1
SERVICE KITS
Refer to Model Description Chart to match the pump materi-
al options.
637310-XX
for fluid section repair (see page 3).
637374-X
major air valve assembly (see page 7).
NOTE:
This kit also contains several replacement air motor
seals.
637421
for air section repair (see page 6).
PUMP DATA
Models
. . . . . . . . . . . .see Model Description Chart for “-XXX”
Pump Type
. . . . . . . .Metallic, Air Operated, Double Diaphragm,
Flap Valve
Material
. . . . . . . . . . .see Model Description Chart
Weight
. . . PF20A-XAX-SXX-B . . . . . . 97.3 lbs (44.2 kgs)
PF20A-XCX-SXX-B . . . . . . 166.2 lbs (75.4 kgs)
PF20A-ASX-SXX-B . . . . . . 166.0 lbs (75.3 kgs)
PF20A-BSX-SXX-B . . . . . . 166.0 lbs (75.3 kgs)
PF20A-FSX-SXX-B . . . . . . 177.1 lbs (80.3 kgs)
(add 28.9 lbs [13.1 kgs] for stainless steel 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
. . . . . . . . . . . . . . . . . . . .
172 gpm (651 lpm)
Displacement / Cycle @ 100 psig
. . . . 1.4 gal. (5.3 lit.)
Maximum Particle Size
. . . . . . . . . . . . . 2” dia. (51 mm)
semi-solids
Maximum Temperature Limits
(diaphragm / flap / bumper material)
E.P.R. / EPDM . . . . . . . . . . . . . . -60
to 280
F (-51
to 138
C)
Hytrel
. . . . . . . . . . . . . . . . . . . -20
to 180
F (-29
to 82
C)
Nitrile . . . . . . . . . . . . . . . . . . . . 10
to 180
F (-12
to 82
C)
Polypropylene . . . . . . . . . . . . 32
to 175
F (0
to 79
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 8
Mounting Dimension
. 9-1/16” x 10-1/16” (230 mm x 256 mm)
Noise Level
@ 70 psig, 60 cpm
. . . . . . 85.0 dB(A)
Tested with 67263 muffler assembly installed.
The pump sound pressure levels published here have been updated to
an Equivalent Continuous Sound Level (LA
eq
) to meet the intent of ANSI
S1.13-1971, CAGI-PNEUROP S5.1 using four microphone locations.
MODEL DESCRIPTION CHART
PF20X - X X X - S X X - B
Thread
A - NPTF
B - BSP
F - 2” ANSI / DIN Flange
Centre Section Material
A - Aluminum
S - Stainless Steel
Fluid Section Service Kit Selection
EXAMPLE: Model #PF20A-AAP-SAA-B
Fluid Section Service Kit # 637310-AA
PF20X - XXX - X X X - B
Flap
Diaphragm
637310 - X X
Fluid Caps and Manifold Material
A - Aluminum
C - Cast Iron
S - Stainless Steel
Diaphragm Material
A - Santoprene
B - Santoprene
C - Hytrel
G - Nitrile
L - Long Life PTFE
T - PTFE / Santoprene
V - Viton
Seat Material
S - Stainless Steel
Hardware Material
P - Plated Steel
S - Stainless Steel
Flap Material
A - E.P.R.
G - Nitrile
U - Polyurethane
V - Viton
