Aussie Blasters Service Fundamentals (pdf - 4.30MB) - Aussie Pumps

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SERVICE INFORMATIONVALVE ASSEMBLIES• All inlet and discharge valves can be servicedwithout disrupting the inlet or discharge plumbing.The inlet and discharge valves are identical in allmodels.• To service any valve remove valve cap and extractvalve assembly.• Examine o-rings and replace if there is anyevidence of cuts, abrasions or distortion.• Remove valve assembly (retainer, spring, valve,valve seat) from valve cavity.• Only one Aussie Pumps valve kit is required torepair all valves in the pump. The kit contains o-rings, valve seats, poppets, springs and retainers.• Install new o-ring in valve cavity.• Insert assembly into valve cavity.• Replace valve cap and torque to specifications.REMOVING MANIFOLD HEAD• Remove the fasteners retaining head• Separate head from crankcase. It may benecessary to tap head lightly with soft mallet toloosed. Care should be taken not to damageplungers when sliding head from crankcase.• The V-packing assemblies may come off withthe head. Examine plungers. The surfaceshould be smooth and free from scoring andpitting. If not, replace.• Replace manifold head and torque tospecifications using the sequence shown below:TORQUE SEQUENCE FOR TIGHTENING HEADInstall all head bolts fingertight. Torque to 14 Nm insequence as shown, then retorque to specificationsfollowing the same sequence10Aussie Aussie Pumps Pumps Bertolini Bertolini Pumps Pumps Service Service Guidelines Guidelines – July - 2011 February 2003
SERVICE INFORMATIONREPLACING PLUNGERS•Remove stainless steel piston nut andcopper washer from piston rod• If slinger washer comes off withplunger ensure this is replaced beforethe new plunger is installed.• Separate piston from plunger• Install new o-ring and teflon backup ring onplunger.• A thin film of grease on the outside of the o-ringswill ensure a better seal.• Carefully press piston over plunger• Fit new copper washer to the piston guidesand torque to specificationsTYPICAL PACKING ASSEMBLYUnique BertoliniDouble SealO-ringFemale adaptorV-packingMale adaptor head ringIntermediate ringLong life ringV-packingHead ringAussie Pumps Bertolini Pumps Service Guidelines – July - February 2011 2003 11
Page 1 and 2: Aussie BlastersService Fundamentals
Page 3 and 4: INTRODUCTIONThis manual was develop
Page 5 and 6: TYPICAL PRESSURE WASHER SYSTEMDESIG
Page 7: SELECTING REMAINING COMPONENTInlet
Page 12 and 13: SERVICE INFORMATIONREPLACING V-PACK
Page 14 and 15: AUSSIE BLASTER PRESSURE SETTING INS
Page 16: PREVENTATIVE MAINTENANCEPrevent pum

Aussie Blasters Service Fundamentals (pdf - 4.30MB) - Aussie Pumps

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