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Table of Contents
Summary of Contents for Vulcan Attachments V3GS
- Page 1 Hydraulic Breaker Vulcan V3GS Operation & Maintenance Manual...
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Page 2: Table Of Contents
CONTENTS 1. Specifications 1.1 General specifications for the V3GS 1.2 Tool specification 1.3 Structure 2. Operation 2.1 Product numbers 2.2 Tool Selection 2.3 Breaking Principles 2.4 Correct working methods 2.5 Operating Temperature 2.6 Important Operation Points 2.7 Storage 2.8 Mounting and Dismounting the Hammer 2.9 Operation Pressure Settings... - Page 3 CONTENTS 5. Troubleshooting Guide 5.1 Oil leakage 5.2 Irregular blows after normal beginning 5.3 No Impact 6. Generals and Safety Information 6.1 General 6.2 Safety 7. Parts List Housing Hammer Assembly...
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Page 4: Specifications
1 Specifications General specifications for the V3GS (Box) Item Specifications Working weight 170 kg (374 lb) Impact frequency 600 ~ 1000 bpm Operating pressure 90 ~ 120 bar (1300 ~1740 psi) Relief pressure 140 ~ 160 bar Oil Flow 20 ~ 40 l/min (5.3 ~ 10.5 gpm) -
Page 5: Tool Specification
Tool specifications for the V3G Length Weight Diameter Name Notes mm (in) kg (lb) mm (in) Cone tool 500(19.69) 7.3(16.1) 53(2.09) Chisel tool 500(19.69) 7.3(16.1) 53(2.09) Blunt tool 500(19.69) 7.3(16.1) 53(2.09) Moil tool 500(19.69) 7.3(16.1) 53(2.09) -
Page 6: Structure
Structure 1) SIDE ROD The front head, cylinder and the back head of the breaker body are secured with four side rods. 2) BACK HEAD The gas charging valve is built in and charged with N gas to improve the hammering power. 3) CONTROL VALVE The control valve is built into the cylinder and it controls the piston‟s hammering action. -
Page 7: Operation
2. Operation 2.1 Product numbers The serial number is stamped on the back head. It is important make correct reference to the serial number of the attachment when making repairs or ordering spare parts. Identification of the serial number is the only proper means of identifying parts for each specific unit. -
Page 8: Tool Selection
Tool Selection Breaking Principles Vulcan Attachments offers a wider selection of There are two general ways of breaking with standard and special tools to suit your every a gas-type breaker need. The correct tool should be selected for each application to ensure you are getting the... -
Page 9: Correct Working Methods
Correct working methods 4) Use the excavator boom to press the breaker 1) Prepare the carrier as you would for normal tool firmly against the object. excavation work. a. Do not use the breaker tool as a pry bar to a. -
Page 10: Operating Temperature
8) Stop the breaker quickly. Operating Temperature a. Do not allow the breaker to fall off the The operating temperature is -20°C~80⁰C. If the object or make idle strokes when the object temperature is lower than -20°C (-4°F), the breaks. -
Page 11: Storage
Storage Long term storage Observe the following points when the hammer is stored for a long period of time. This will protect the vital parts of the attachment from rusting, and keeps the breaker ready for use whenever it is needed. -
Page 12: Mounting And Dismounting The Hammer
Mounting and Dismounting the Hammer Removal from the carrier 1. Position the hammer horizontally on the floor and remove the tool. 2. Stop the carrier engine. Operate boom and hammer controls to release the trapped pressure inside of the hoses. Wait ten minutes for the oil pressure to drop. 3. -
Page 13: Operation Pressure Settings
Operation Pressure Settings Model Operating Pressure Model Relief Pressure VULCAN V3G 90 ~ 120 bar VULCAN V3G 140 ~ 160 bar 1) Operating Pressure 2) Relief Valve a. Stop the carrier engine. a. The relief valve is a safety device which is used b. -
Page 14: Hose And Pipe Specification
2.10 Hose and Pipe Specification Hose Assembly Piping Line Size Notes Model PF ½„‟ PF ½„‟ PF ½„‟ PF ½„‟ 2.11 Hydraulic Circuit... -
Page 15: Lubrication
3. Lubrication Manual Lubrication * Grease interval 1. The tool shank and tool bushing must be well lubricated before installing the tool. 2. Apply 10 – 20 strokes from the grease gun to the tool bushing and the tool at regular intervals. 3. -
Page 16: Hydraulic Oil
Hydraulic Oil When the breaker is used continuously, the 2) When the oil is too thin, the following problems may occur. temperature of the hydraulic oil normalizes at a. Efficiency losses (internal leaks). a certain level, depending on the conditions b. - Page 17 4) Cleanliness of the hydraulic oil 7) Damage caused by hydraulic oil The hydraulic oil filter of the carrier will contamination in the carrier and breaker circuits causes: clean the oil flowing through the a. The working life of the pumps to be breaker.
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Page 18: Maintenance
4. Maintenance Removal and Installation of Tools and Tool Bushings 1) Removal 2) Installation a. Place the breaker on level round. a. Clean all parts b. Make sure that the carrier‟s transmission b. Apply MoS2 spray to the contact surfaces is in neutral and the parking brake is of the tool holder bushing and front head. -
Page 19: Wear Limits Of Tools And Tool Bushings
Wear Limits of Tools and Tool Bushings 1) The normal clearance between the tool and the tool bushing is 4mm. Check the wearing condition of the tool bushing and replace with a new tool bushing if clearance is out of the specified range. 2) The tool bushing can be used continuously unless serious wear is found. -
Page 20: Disassembling And Assembling The Hammer Assembly
Disassembling and Assembling the Hammer Assembly 1) Disassembling 2) Assembling a. Remove the tool and set the breaker a. Set the breaker down vertically on the down vertically on the floor. floor. b. Disconnect the hoses and plug them and b. -
Page 21: Disassembling And Assembling The Back Head
Disassembling and Assembling the Back Head 1) To Release the pressure from the back head: a. Remove the side bracket from the breaker. b. Fix the hammer assembly into the assembly stand D by lifting the hammer assembly with lift ring A. c. - Page 22 2) Removal 3) Assembling a. Loosen side rod nut A and washer B. a. Clean and dry each part carefully. b. Remove side rod C. b. Apply some thread grease to the thread c. Lift the back head D from the hammer area on the side rod C.
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Page 23: Nitrogen Gas Charging Device And Method
Nitrogen gas charging device and method 1) Setting the Nitrogen gas pressure method 2) Setting the Nitrogen gas pressure a. Loosen the gas plug on the back head by a. Close the valve of the nitrogen bottle, and using the 5mm L-wrench. wait 2 minutes for the pressure to b. -
Page 24: Loosening And Tightening Side Rods
Loosening and tightening side rods 1) Loosening 2) Tightening a. Remove the side rod nut and washer. a. Check for cracks on the side rods, if there b. Remove the side rod with a wrench are cracks, replace. b. Clean and grease the side rods. c. -
Page 25: Torques
Torques Item kg.m ft.lb Description Q‟ty Side Rod Nut Housing Joint Bolt Top Cover Bolt... -
Page 26: Workshop Tool List
Workshop tool list Part Name Specifications Q‟ty Note Tool Box Small Size Single Spanner 24mm Air Breather Single Spanner 27mm Side Rod, Gas Charging v/v Single Spanner 30mm Adapter L - Wrench Gas Charging v/v Plug L - Wrench ¼‟‟ Plug Driver (+) Driver (-) 2 set... -
Page 27: Troubleshooting Guide
5. Troubleshooting Guide Oil leakage Probable Cause Remedy a. Oil leakage between the tool and the tool - Replace the damaged seals. bushing. b. Oil leakage on the surface of the breaker. - Retighten the loose breaker hoses and bolts. c. -
Page 28: No Impact
No Impact Probable Cause Remedy a. Oil temperature is too low. - Oil temperature must reach a minimum of 30⁰C. b. Valve does not operate properly - Check the breaker operating button in the cabin. c. Pressure in the back head and setting - Check the pressure of the nitrogen gas and pressure of the relief valve is too low. -
Page 29: Generals And Safety Information
6. Generals and Safety information 6.1 General b. Attempting to dismantle the accumulator without first releasing the pressure can Do not use or install the breaker until you can use cause serious injury. the carrier. Do not rush the learning process. Take c. -
Page 30: Parts List
7. Parts List V3GS Housing... -
Page 31: Hammer Assembly
V3GS Housing Parts List Part No. Part Name Q‟ty Note Hammer Assembly A03V2000 Housing Assembly A0302150 Base Buffer A0302160 Top Buffer (Old) A0306170 Top Buffer A0302100 Wearing Plate A0302110 Wearing Plate A0302120 Wearing Plate A0302130 Wearing Plate A0302140 Wearing Plate... - Page 32 V3GS Hammer Assembly...
- Page 33 V3G Hammer Assembly Parts List Part No. Part Name Q‟ty Note A0306010 Back Head A0306020 Cylinder A0306030 Piston A0306040 Seal Housing A0306050 Front Head A0306060 Tool Bushing A0306070 Oper. Valve Guide A0306080 Oper. Valve Spool A0306090 Valve Plug A0306100 Side Rod A0406110 Side Rod Nut A0406120...
- Page 34 Part No. Part Name Q‟ty Note A0307060 O - Ring A0207070 O - Ring A0307070 O - Ring *Vulcan Attachments Inc. is not responsible for errors and omissions to the content of this manual. Specifications are subject to change without notice.
- Page 35 Version: 0711...
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