Harbor Freight Tools Central Hydraulics 40611 User manual

R
10 Ton
Air Hydraulic Pump
Model 40611
ASSEMBLY and OPERATING INSTRUCTIONS
®
Copyright 1999byHarborFreightTools.AllRightsReserved.
Noportionofthismanualoranyartwork contained herein may be reproduced
inanyshapeor form without theexpresswrittenconsentofHarborFreightTools.
For technical questions and replacement parts, please call 1-800-444-3353
www.HarborFreight.com

HydraulicCapacity: 10,000 PSI
AirOperatingPressure: 70-140 PSI
HydraulicOutlet: 1/4”x18 NPT (female)
AirInlet: 1/4”x18NPT(female)
Dimensions: 14-5/8” L x 5” W x 7-1/2” H
Weight: 26.7 LBS.
SAVETHIS MANUAL
Youwillneed themanualfor thesafetywarningsandcautions,assemblyinstructions,operatingprocedures,
maintenanceprocedures, troubleshooting,partslist, anddiagram.Keepyour invoicewiththismanual.
Writethe invoice numberontheinsideof the front cover. Keepboththismanualandyour invoice inasafe,
dryplacefor future reference.
SAFETYWARNING& CAUTIONS
WARNING:Whenusingpneumatic equipment,basicsafetyprecautionsshouldalwaysbe followedto
reducetheriskofpersonalinjuryand hazards due to over pressurization.READALLINSTRUCTIONS
BEFOREUSINGTHISTOOL!
1. KEEP WORK AREA CLEAN.Clutteredareasinviteinjuries.
2. OBSERVEWORKAREACONDITIONS. Donot use tools indamp, wet, or poorlylit locations.
Don’texposetorain.Keepwork area well lit. Do not use electrically powered aircompressorsinthe
presenceof flammablegasesor liquids.
3. KEEPCHILDRENAWAY.Childrenmustneverbe allowed in the work area. Do not let them handle
machines,tools,orhoses.
4. STOREIDLEEQUIPMENT.When not inuse,toolsmustbelockedupinadrylocationtoinhibitrust.
Alwayslockuptoolsandkeepoutofreach of children.
5. DO NOT FORCE THE TOOL. It willdo the job betterand more safely at the rate forwhich it was
intended.Donotuseinappropriateattachmentsin an attempt to exceed the tool’scapacities.
6. USE THE RIGHT TOOLFOR THE JOB. Donot attempt to forcea small tool orattachment to do the
workofalargerindustrialtool. Do not use a tool for a purpose forwhichitwasnotintended.
7. DRESS PROPERLY.Do not wearlooseclothingorjewelryastheycanbecaughtinmovingparts.
Non-skidfootwearis recommended.Wear restrictive haircoveringtocontainlong hair.
Page 2 SKU # 40611
SPECIFICATIONS
REV07/03

1. USE EYEANDEARPROTECTION.AlwayswearANSIapprovedchemicalsplashgoggleswhen
workingwithchemicals.AlwayswearANSIapprovedimpactsafetygogglesat other times.Wearafull
faceshieldifyouareproducingmetalfilingsorwoodchips.WearANSIapproveddustmaskor
respiratorwhenworking around metal,wood,andchemicaldusts and mists.
2. DO NOT OVERREACH. Keep proper footing andbalance at all times.Do not reach over or across
runningmachines.
3. MAINTAINTOOLSWITH CARE. Keep tools sharp and clean for better and safer performance.
Followinstructionsforlubricatingandchangingaccessories.Inspecthydrauliclines andsealsperiodi-
callyand,if damaged, havethemrepairedbyanauthorized technician. Inspectallhosesforleaksprior
touse.The handles must be kept clean, dry, and free from oil and grease at all times.
4. REMOVE ADJUSTING KEYS ANDWRENCHES. Make it a habitto check that keys andadjusting
wrenchesareremoved fromthetoolormachine worksurfacebeforepluggingit in.
5. STAYALERT.Watchwhatyouare doing, use common sense.Donot operate any tool whenyouare
tired.
6. CHECK DAMAGED PARTS.Beforeusinganytool,anypart that appears damaged should be
carefullycheckedto determinethatitwilloperate properlyandperformitsintended function.Checkfor
alignmentandbindingofmovingparts;any brokenpartsormountingfixtures;andanyother condition
thatmayaffectproperoperation. Any part that is damaged should beproperlyrepairedorreplaced by
aqualifiedtechnician. Do not use thetoolifanyswitchdoesnot turn on and offproperly.
7. REPLACEMENTPARTSANDACCESSORIES.Whenservicing,useonly identical replacement
parts.Useofanyother parts will void the warranty.Onlyuseaccessoriesintendedforusewiththis tool.
Approvedaccessoriesareavailablefrom Harbor FreightTools.
8. DO NOT OPERATE TOOLIF UNDER THE INFLUENCE OFALCOHOL OR DRUGS. Read
warninglabelsonprescriptionstodetermineifyourjudgmentor reflexesareimpaired whiletaking
drugs.If there is any doubt, do not operate thetool.
9. MAKE SUREALLEQUIPMENTISRATEDTOTHEAPPROPRIATE CAPACITY.Do not
attemptanyoperationsorhookupanyequipmentthatwouldexceedtheratedcapacitiesofthistool.
UNPACKING
Whenunpacking,checktomakesurethatallpartsshowninthepartsdiagramareincluded.Ifanypartsare
missingorbroken,pleasecallHarborFreightToolsatthenumberonthecoverofthismanual.Pleasenote
thattheairhoseandpartsshowninFigure2areoptionswhicharesoldseparately.
Page 3 SKU # 40611

Step 1: OpentheOIL FILL PLUG (61)and
allowanyairto escape. Fill the OIL
TANK(5)withhydraulicoil. SeeFigure
1.ReplacewiththeattachedVENTED
PLUG.
Step 2: SetupAir Compressor.Suggested set up,
includingtheinstallationofaninlineoiler
systemisdetailedin
Figure2.
Step 3: Installair hose (soldseparately)intothe
CAP(54)as shown in Figure 3.
Step 4: Connectthe other end ofthe air hose to
thecompressor’s(orinlineoiler’s)outlet.
SET UP & OPERATION
NOTE:
UsePTFEPipe Thread Seal on all threaded
connections.
Figure 1. Filling the Oil Tank
Figure 2 — Connecting the Air Compressor
Figure 3 — Installing the Air Hose
Page 4 SKU # 40611
Preparation prior to first time use:
Beforeusingyour compressor for the firsttime,loosentheNut(1),allowing any trapped air to
escape.Thenproceedto step 1 below to fill with oil.
Nut (1)
REV 08/04
(61)
(5)
(54)

Step 6: Connecttheotherendofthehydraulichoseto the desired hydraulic accessory.
Step 7: SettheAirCompressor’sregulatorat70-140PSI(depending upon the required hydraulic
pressure).
Step 8: MakesureVALVEPIN (13) is up, and turn onAir Compressor.
Step 9: PushdownonthePEDAL(11)asshownbythedirectionarrowinFigure 5.This will push the
VALVEPIN down, and activate the Pump.
Step 5: RemovetheHYDRAULICVALVE CAP(62)and install hydraulichose (sold separately) in
NUT(1)as shown in Figure 4.
Figure 4 — Installing the Hydraulic Hose
Figure 5 — Activating the Pump
Page 5 SKU # 40611
(11)
(1)
(62)

Step 10: To stop the hydraulic pumping action, release pressure on the PEDAL. Do not press down
on the front of the PEDAL yet.
Step 11: To release the pressure in the Hydraulic Accessory, push forward on the PEDAL as shown
in Figure 6.
Figure 6 — Releasing Pressure in the Hydraulic Accessory
MAINTENANCE
Step1: Keep OILTANK(5) filled as detailed in SETUP& OPERATIONSStep1.
Step2: IfHydraulicHoseisremoved,replacetheHYDRAULICVALVECAP(62).
Step3: Donotallowdirt or othercontaminantstogetinto either theHydraulicorAir connections.
Step4: To Bleed the System:
Important: Duringthisentireprocedure,keepingthepump full of hydraulicfluidis
essential.
A. PushforwardonthePEDAL(showninFigure6) to release the pressure inthehydraulichose.
B. OpentheOIL FILL PLUG(61)andtopthe system off withfresh,cleanhydraulicfluid.
C. Disconnectthehydraulichosefrom theunititispowering,pointit intoacontainerforstoringthe
hydraulicfluid, andcarefullyopenthe endofthehose bypressinginthe pinvalve.Activatethe
pump(makingcertaintokeepthereservoirfull) until fluid comes outofthehosewithno
bubbles.
D. Replace the OIL FILLPLUG(61), reattach the hose,and test for proper operation.
Page 6 SKU # 40611 REV 08/04
(11)

Page 7 SKU # 40611
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS
MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBUTOR
MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR
SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS
QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER
AND/OR DISTRIBUTOR EXPRESSLY STATESTHAT ALL REPAIRS AND PARTS REPLACEMENTS
SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE
BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER
REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING
OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
REV 08/04

PARTS DIAGRAM MODEL # 40611 10 TON AIR - HYDRAULIC PUMP
Page 8 SKU # 40611 REV 08/04