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66615X-X-C
OPERATOR’SMANUAL
RELEASED: 5-31-88
INCLUDING:OPERATION,INSTALLATION&MAINTENANCE
REVISED: 12-1-10
(REV.AB)
1-1/2”DIAPHRAGMPUMP
1:1RATIO(METALLIC)
READTHISMANUALCAREFULLYBEFOREINSTALLING,
OPERATINGORSERVICINGTHISEQUIPMENT.
Itistheresponsibilityoftheemployertoplacethisinformationinthehandsoftheoperator.Keepforfuturereference.
SERVICEKITS
Refer to the Model Description Chart to match the pump material op-
tions.
637118-Cforairsectionrepair(seepage6).
637124-XXforfluidsectionrepair(seepage
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OPERATINGANDSAFETYPRECAUTIONS READ,UNDERSTANDANDFOLLOWTHISINFORMATIONTOAVOIDINJURYANDPROPERTYDAMAGE. WARNING HAZARDOUSMATERIALS.Cancauseseriousin- HAZARDOUSMATERIALS EXCESSIVEAIRPRESSURE juryorpropertydamage.Donotattempttoreturnapumptothe HAZARDOUSPRESSURE STATICSPARK factory or service center that contains hazardous material. Safehandling practicesmustcomplywithlocalandnational lawsandsafetycoderequirements. WARNING EXCESSIVEAIRPRESSURE.Cancauseperson- S Obtain Material Safety Data Sheets on al
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GENERALDESCRIPTION MAINTENANCE TheAROdiaphragmpumpoffershighvolumedeliveryevenatlowair Refertothepartviewsanddescriptionsasprovidedonpages4through pressureandabroadrangeofmaterialcompatibilityoptionsavailable. 7forpartsidentificationandservicekitinformation. Refertothemodelandoptionchart.AROpumpsfeaturestallresistant S CertainARO“SmartParts”areindicatedwhichshouldbeavailable design,modularairmotor/fluidsections. forfastrepairandreductionofdowntime. Airoperateddoublediaphragmpumpsutilizeapressure
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PARTSLIST/66615X-X-CFLUIDSECTION L 637124-XXFluidSectionServiceKitsinclude:BALLS(seeBallOption,referto-XXinchartbelow),DIAPHRAGMS(seeDiaphragmOption,referto-XX inchartbelow),93706-1Key-Lubegreasepacket,plusitems:2,3,9and19. MATERIALCODE SEATOPTIONS BALLOPTIONS [A]= Aluminum [B]= Nitrile “21” L“22” (1-3/4”dia.) [C]= CarbonSteel [CI]= CastIron -XXX Seat Qty [Mtl] -XXX Ball Qty [Mtl] -XXX Ball Qty [Mtl] [Co]= Copper [D]= Acetal -1XX 92760 (4) [A] -X1X 92757-1 (4) [N] -X8X 92757-8 (4) [U] [E]= E.P.R
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PARTSLIST/66615X-X-CFLUIDSECTION COLORCODE . TORQUEREQUIREMENTS , Diaphragm Ball NOTE:DONOTOVERTIGHTENFASTENERS. Material Color Color (14)Diaphragmscrew,65-70ftlbs(88.1-94.9Nm.). Acetal N/A Orange (26)Bolts,240-280in.lbs(27.1-31.6Nm). E.P.R. Blue(--) Blue(S) Hytrel Cream Cream (29) Nuts,120-140in.lbs(13.6-15.8Nm). Neoprene Green(--) Green(S) Nitrile Black Red(S) Santoprene Tan Tan LUBRICATION /SEALANTS * PTFE White White k ApplyKey-Lubetoall“O”rings,“U”Cups&matingparts. Polyurethane N/A Red z Ap
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PARTSLIST/66615X-X-CAIRSECTION n Indicatespartsincludedin637118-CAirSectionServiceKit. SERVICEKITNOTE:ServiceKit637118-Cisageneralrepairkitforall1”andlargerAROdiaphragmpumpairmotors.Itcontainsextra“O”ringsand extrapartsthatmaynotbeneededtoservicethismodel. Item Description (size) Qty PartNo. [Mtl] Item Description (size) Qty PartNo. [Mtl] 101 MotorBody (66615X-X,66617X-X) (1) 94744 [A] V 116 Spacer (1) 92006 [Z] (66616X-X,66618X-X) (1) 94742 [CI] n 117 Gasket (1) 92004 [B/Ny] n102 “O”Ring (1/16”
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PARTSLIST/66615X-X-CAIRSECTION 117 111 105, 115 116 106 k114 107 k113 112 MAJORVALVE Seecrosssectiondetail,figure4. IMPORTANT BECERTAINTOORIENT(115)SPACERLEGS AWAYFROMBLOCKINGINTERNALPORTS WHENREASSEMBLINGAIRSECTION. 101 z197 Figure3 104 H123 121 197z 43 102k z198 103k 106 104 .105 126g 107 PILOTVALVE 119k 121 108 123H g128 109 118k k110 g231 120 122k MAJORVALVECROSSSECTIONDETAIL 201 109 110k 112 114k 113k 115 111 116 127 . TORQUEREQUIREMENTS , NOTE:DONOTOVERTIGHTENFASTENERS. (105)40-50in.lbs(4.
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TROUBLESHOOTING Productdischargedfromexhaustoutlet. Lowoutputvolume,erraticflowornoflow. S Checkfordiaphragmrupture. S Checkairsupply. S Checktightnessof(14)diaphragmscrew. S Checkforpluggedoutlethose. S Checkforkinked(restrictive)outletmaterialhose. Airbubblesinproductdischarge. S Checkforkinked(restrictive)orcollapsedinletmaterialhose. S Checkconnectionsofsuctionplumbing. S Checkforpumpcavitation-suctionpipeshouldbesizedatleastas S Check“O”ringsbetweenintakemanifoldandfluidcaps. largeastheinle
