Ingersoll-Rand ARO PP20A Series Operator'S Manual Download Page 10

Page 10 of 12 

PP20A-XXX-XXX (en)

PARTS LIST / PP20A-XXX-XXX CONTROL SECTION

AIR CONTROL PARTS LIST

Item Description 

(size)

(Qty) Part No.

Item Description 

(size)

(Qty) Part No.

76 Adapter 

(1/8 - 27 NPTF - 1)

(2) 94817

77 Elbow 

(1/4” OD tube x 1/8 - 27 NPT)

(2) 59756-56

78 Tube 

(1/4” OD x 14”)

(2) 59675-(

)

245 Air Line Connection Kit 

(not shown)

(1) 67223

246 Adapter 

(1/8 NPTF male x #10 - 32 female)

(1) 59629

247 Gauge 

(0 - 160 psig / 0 - 11 bar)

(1) 29850

248 Piggyback Filter / Regulator

(1) P39124-100

249 Nipple 

(1/4 - 18 NPTF - 1 x 1-5/16”)

(1) 1950

251 Restrictor

(1) 95077

252 Alpha Valve, 4-Way

(1) A212PD

253 Flow Control 

(1/4” OD tube x #10 - 32)

(1) 119309-103

254 Reducer 

(1/4” OD tube x 5/32” OD tube)

(1) 59765-4

256 Connector 

(1/4” OD tube x 1/8 - 27 NPT)

(5) 59474-56

257 Adapter 

(1/8 - 27 PTF)

(1) 94812

258 Button Bleed Valve 

(1/8 - 27 NPTF)

(1) 24130

259 Elbow 

(5/32” OD tube x 1/8 - 27 NPT)

(4) 59756-4

260 Check Valve

(2) CP10-B

261 Bracket

(1) 95174

262 Pipe Plug 

(1/4 - 18 NPT x 7/16”)

(2) Y17-51-N

263 Control Valve

(1) H254PS

264 Pipe Plug 

with 0.078” orifice (1/2 - 14 NPT)

(1) 94977

265 Nipple 

(1/2 - 14 NPTF - 1 x 1-1/8”)

(1) Y27-4-C

266 Reducing Bushing 

(3/4 - 14 NPT x 1/2 - 14 NPT)

(1) Y45-9-C

267 Tube 

(1/4” OD x 27”)

(1) 59675-(

)

268 Tube 

(1/4” OD x 2”)

(2) 59675-(

)

269 Tube 

(5/32” OD x 9”)

(1) 94981-(

)

270 Tube 

(5/32” OD x 7-1/2”)

(1) 94981-(

)

271 Elbow 

(1/4” OD tube x 1/4 - 18 NPT)

(2) 59756-156

272 Screw 

(#10 - 24 x 1-1/4”)

(3) Y19-113-C

273 Nut 

(#10 - 24)

(3) Y22-10-C

274 Lock Washer 

(#10)

(3) Y14-10-C

275 Screw 

(5/16” - 18 x 1”)

(2) Y6-55-C

276 Lock Washer 

(5/16”)

(2) Y117-516

277 Nut 

(5/16” - 18)

(2) Y12-5-C

278 Washer 

(1/4”)

(2) Y13-4-C

Bulk Tubing 

(1/4” OD x 100’)

(1) 59675-100

Bulk Tubing 

(5/32” OD x 100’)

(1) 94981-100

 

VIEW A-A

274

252

271

272

273

246

253

248

254

260

256

262

256

247 249

251

259

Figure 6

Summary of Contents for ARO PP20A Series

Page 1: ...PP20A XSX XXX 157 8 lbs 71 6 kgs Maximum Air Inlet Pressure 50 psig 3 4 bar Maximum Fluidizing Pressure 100 psig 6 9 bar Maximum Particle Size 1 4 dia 6 4 mm MaximumTemperature Limits diaphragm ball s...

Page 2: ...y code requirements OPERATING AND SAFETY PRECAUTIONS READ UNDERSTAND AND FOLLOWTHIS INFORMATIONTO AVOID INJURY AND PROPERTY DAMAGE y y Obtain Material Safety Data Sheets on all materials from the supp...

Page 3: ...l and option chart ARO pumps feature stall resistant design modular air motor fluid sections Air operated double diaphragm pumps utilize a pressure dif ferential in the air chambers to alternately cre...

Page 4: ...d which should be available for fast repair and reduction of down time y y Service kits are divided to service two separate dia phragm pump functions 1 AIR SECTION 2 FLUID SEC TION The FLUID SECTION i...

Page 5: ...PP20A XXX XXX en Page 5 of 12 TYPICAL CROSS SECTION Figure 3...

Page 6: ...uminum Stainless Steel NPT BSP NPT BSP Sanitary Flange PP20A AAX XXX PP20A BAX XXX PP20A ASX XXX PP20A BSX XXX PP20A CSX XXX Item Description size Qty Part No Mtl Part No Mtl Part No Mtl Part No Mtl P...

Page 7: ...screws 65 70 ft lbs 88 1 94 9 Nm Apply Loctite 242 to threads at assembly 26 screws 30 40 ft lbs 40 7 54 2 Nm Apply Loctite 271 to threads at assembly 27 screws 30 40 ft lbs 40 7 54 2 Nm Apply Lubripl...

Page 8: ...ings on 136 plug and assemble plug to 135 valve housing securing with 105 screws 4 Install 140 valve insert 141 valve plate 199 gasket and 231 243 and 244 O rings into 135 valve hous ing NOTE Assemble...

Page 9: ...HTEN FASTENERS ALL FASTENERS ARE METRIC 105 screw 40 50 in lbs 4 5 5 6 Nm 134 screw 40 50 in lbs 4 5 5 6 Nm 240 screw 40 50 in lbs 4 5 5 6 Nm LUBRICATION SEALANTS Apply Lubriplate FML 2 grease to all...

Page 10: ...ter 1 8 27 PTF 1 94812 258 Button BleedValve 1 8 27 NPTF 1 24130 259 Elbow 5 32 OD tube x 1 8 27 NPT 4 59756 4 260 CheckValve 2 CP10 B 261 Bracket 1 95174 262 Pipe Plug 1 4 18 NPT x 7 16 2 Y17 51 N 26...

Page 11: ...e 11 of 12 PARTS LIST PP20A XXX XXX CONTROL SECTION 256 260 256 268 2 long 261 77 277 276 278 275 269 9 long 259 78 14 long 76 See view A A 14 long 78 7 5 long 270 259 266 265 258 257 256 264 263 76 2...

Page 12: ...et this side DIMENSIONS A see below E 16 3 32 408 5 mm H 9 1 16 230 2 mm L see below B 24 3 4 628 7 mm F 12 304 8 mm J 10 1 16 255 6 mm M see below C 10 1 16 255 6 mm G 26 1 4 666 8 mm K 9 16 14 3 mm...

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