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Nội dung: - Giới thiệu sản phẩm - Đầu búa H45-H100 - Đầu búa H115-H180 - Kiểm tra và điều chỉnh - Bảo dưỡng - Kiểm tra - Serie sản phẩm
Caterpillar Impact Products Ltd.Caterpillar Hammers Test and Adjusting for Optimum PerformanceHydraulic CircuitHammerand Caterpillar Impact Products Ltd.Caterpillar HammersTesting and Adjusting Reference of the initial hammer set up on carrier.TroubleshootingDiagnostic reference point YEKN0341 Service Record FormHAMMER MODEL HOURS / / MAKE SERIAL NO. WEIGHT HOURSNOTE: ALL TESTING MUST BE DONE AT MAX. ENGINE RPM, MAX. POWER LEVELMAX. WORK MODE AND HYDRAULIC OIL AT WORKING TEMPERATURE.HAMMER DA TA:Accumulator charge (models H115 s to H180 s) bar/psi Low pressure accumulator charge (Models H45 to H100) bar/psi High pressure accumulator charge (Models h45 to H100) bar/psi Oil flow to the hammer (at operating pressure) lpm / gpm .Operating pressure at hammer inlet (Models h45 to H180 s) bar/psi Low pressure circuit (Models H45 to H100) bar/psi Pressure in the return line (back pressure) bar/psi Line relief valve setting (cracking pressure) bar/psi Main relief valve setting of the carrier bar/psi Hydraulic oil temperature in the tank during test °C / °F MACHINE DATA:Flow regulator valve for hammer? YES NOOil cooler on machine? YES NOOil filter hammer return line? YES NOCUSTOMERSERVICES:S/N location of hammer and carrierMaintenance Procedures: daily / weekly / monthlyCorrect hammer operationChanging of tools and lower tool bushingHammer installation inspectionCorrect storage of hammerIMPORTANT: IF THE HAMMER IS INSTALLED ONTO ANOTHER MACHINE DURING THE WARRANTY PERIOD, A NEW HAMMER DELIVERY RECORD MUST BE COMPLETED.CUSTOMEROR USERUSER'S SIGNATURE CITYCOUNTRYDELIVERINGDEALER'S NAME CITYDEALERDLR REP. SIGNATURE COUNTRYReturn to closest address:Caterpillar Impact Products Ltd Caterpillar Impact Products Ltd Caterpillar Impact Products Ltd6 Corp Woods, 8900 Indian Creek Pky Regal Court, 42-44 High Street c/o Caterpillar Overseas SA Suite 400, Overland Park KS 62210 Slough, Berks SL1 1EL 7 Tractor Road, Singapore 627968USA ENGLAND SINGAPORENAME MAILING ADDRESSMODELThe following points have been discussed / demonstrated with the customer / operator:TEST DATADELETE AS APPROPRIATEMOUNTING BRACKET: CAT DLR CONNECTING HOSES: CAT DLRTOOLS: BLUNT CHISEL MOIL OTHER TYPE .HAMMER DELIVERY SERVICE RECORDCARRIER IDENTIFICATION:INSTALLATION INFORMATION:APPLICATION:QUARRY DEMOLITION TUNNELLING OTHER DEALER CODE SERIAL NO. DELIVERY DATE❇❆❅❄❃ ❇❆❅❄❃❇❆❅❄❃ ❇❆❅❄❃❇❆❅❄❃ ❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃ ❇❆❅❄❃ ❇❆❅❄❃ ❇❆❅❄❃❇❆❅❄❃❇❆❅❄❃ ❇❆❅❄❃❇❆❅❄❃ Caterpillar Impact Products Ltd.Caterpillar HammersTesting and Adjusting• Pre-Delivery Inspection• H45 - H100 Flow Test• H45 - H100 Operating Test• H70 Flow Graph - example• H115s - H180s Flow Test• H115s - h180s Operating Test• Auxiliary Circuit Inspection• Troubleshooting Guide• Diagnostic Method Caterpillar Impact Products Ltd.Caterpillar HammersPre- Delivery Inspection1. Check Accumulator charge.2. Flow Test.3. Check Operating pressure.4. Grease tool properly.4 Key areas :1234MOLY grease“Desert Gold” Caterpillar Impact Products Ltd.Caterpillar HammersAccumulator Nitrogen Charge Check3Q-7749 Seal121-6583 Charging GroupAlways Verify Accumulator Nitrogen charge during PDICheck for leaksCheck seal is seatedNever reuse a seal Caterpillar Impact Products Ltd.Caterpillar HammersTesting and AdjustingHydraulic Flow Test (H45-H100)INOUTTest Purposes:• Verify flow at operating pressure.• Verify return line back pressure.• Identify relief crack point.• Identify relief setting in hammer circuit. Caterpillar Impact Products Ltd.Caterpillar HammersTesting and AdjustingHydraulic Operating Test (H45 - H100)Verify Low Pressure circuit is set properly.Test Purposes:Low PressureOutOutTest port fittings: 8T-7910 4BSPP-.56SAE 6V0405 Seal 6V3965 Nipple8T0856 Gauge870 psi (6000 kPa) Caterpillar Impact Products Ltd.Caterpillar HammersH45 H50H63H70H90CH100InletOutlet Low pressure test portOperating pressure test portReturn line pressure test port Caterpillar Impact Products Ltd.Caterpillar Hammers22002000180016001400 12001000 800 600 400 200 0 10 15 20 25 30 35 40H70 on 416C Auxiliary CircuitFREQENCYBPMOil Flow to Hammer (GPM)H701000 RPM1200 RPM1400 RPM1800-2300 RPM Caterpillar Impact Products Ltd.Caterpillar HammersTesting and Adjusting• Verify flow at operating pressure.• Verify return line back pressure.• Identify relief crack point.• Identify relief setting in hammer circuit.Test Purposes:Hydraulic Flow Test(H115s-H180s)OUTINBack pressure gauge8T-0849 Gauge0-580 psi (4,000 kPa) [...].. .Caterpillar Hammers Testing and Adjusting Hydraulic Operating Test Excavator (H115s -H180s) Inlet side Test port fittings: 8T-7910 4BSPP- 9/16 SAE 6V0405 Seal 6V3965 Nipple 8T-0859 Gauge Test Purposes: 0-3 600psi (25,000kPa) Verify average operating pressure to specification Caterpillar Impact Products Ltd Caterpillar Hammers Testing and Adjusting Cracking... work in this area Do not work in this area - Undercarriage damage to the opposite track may occur from torsional loading Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods Cylinder Positioning Incorrect - fully extended q Operate hammer with all cylinders in the mid-range of stroke NOR - fully retracted Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods... Working Methods Do not pry with the tool q Keep proper alignment - avoid bending tool F O R C E Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods Do Not Use A Standard Hammer Underwater! Special Instruction see GEBI0069 details procedures for: qH115s (4PL1-UP) qH120Cs (9MM1-UP) qH130s (7CM1-UP) qH180s (9PM1-UP) These models have optional porting provided for easy conversion... If ambient temperature is lower than -4 °F/ -2 0°C, the hammer and tool need to be preheated before operating q q Hydraulic system oil temperature must be kept below the maximum of 176°F / 80°C for optimum seal life Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods Use the Rock Claw to position boulders Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods... for the windshield/cab of the base carrier Caterpillar Impact Products Ltd Caterpillar Hammers Choosing The Correct Hammer Mismatched - Small Hammer on Large Machine Machine overpowers (weight) hammer may cause damage to hammer Use the hydraulic hammer selection guides Caterpillar Impact Products Ltd Caterpillar Hammers Choosing the Correct Hammer Mismatch - Heavy Hammer on Small Machine Hammer is... Hammer is too heavy, making the machine unstable Use the hydraulic hammer selection guides Caterpillar Impact Products Ltd Caterpillar Hammers Choosing the Correct Hammer Matched Hammer to Machine Matched For: Stability Application Optimum Performance Hammer & Machine Requirements Caterpillar Impact Products Ltd Caterpillar Hammers Choosing The Correct Tool BLUNT CHISEL MOIL Homogeneous Sedimentary... H50, H63, H70) Concrete Trenching Caterpillar Impact Products Ltd Caterpillar Hammers Principles of Breaking Impact Breaking Penetrative Breaking s s s s s Concrete Trench work Mass excavation Using moil or chisel tool Soft, layered or plastic material s s s s Oversize boulders in quarries Blunt tool Hard, brittle and abrasive material Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working... Hose Connections • Reseal Hammer • Replace Wear Plates Caterpillar Impact Products Ltd Caterpillar Hammers Basic Trouble Shooting potential areas for a hammer problem: 1 Carrier System Electrical Relief setting Flow setting Filter 2 Hydraulic Kit Quick coupler failure Damaged or pinched hose Ball valve closed 3 Hammer Caterpillar Impact Products Ltd Caterpillar Hammers Basic Trouble Shooting INSTALLATION... carrier as a problem source 2 Eliminate the hydraulic kit as a problem source Caterpillar Impact Products Ltd Caterpillar Hammers Operating Instructions s Safety s Choosing The Correct Hammer s Choosing The Correct Tool s Principles Of Breaking s Correct Working Methods s Underwater Applications Caterpillar Impact Products Ltd Caterpillar Hammers Safety Reading and understanding the following: q q q... Correct Working Methods Don’t excavate or sweep using the hammer Don’t lift with the hammer or tool Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods Keep hammer at 90° angle to working face 90° 90° q Keep down force on hammer during breaking cycle Caterpillar Impact Products Ltd Caterpillar Hammers Correct Working Methods s s s s MAX 15 sec DO NOT strike in one spot for more . ❇❆❅❄❃❇❆❅❄❃ Caterpillar Impact Products Ltd .Caterpillar HammersTesting and Adjusting• Pre-Delivery Inspection• H45 - H100 Flow Test• H45 - H100 Operating. Purposes:Hydraulic Flow Test(H115s-H180s)OUTINBack pressure gauge8T-0849 Gauge 0-5 80 psi (4,000 kPa) Caterpillar Impact Products Ltd .Caterpillar HammersTesting